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Патент USA US3035970

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May 22, 1962
H. s. JONES ETAL
3,035,961
MANUALLY-OPERATED PAPER HONEYCOMB EXPANDING MACHINE AND METHOD
Filed Oct. 5, 1959
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ATTORNEY
May 22, 1962
|-|. s. JONES Erm.
3,035,961
MANUALLY OPERATED PAPER HONEYCOMB EXPANDING MACHINE AND METHOD
Filed Oct. 5, 1959
3 Sheets-Sheet 2
Fig. 4.
112
INVENTORS
Harold S. J'o
-
.ALezander JDunlnP».
Michael. J: LLyrLlclL CCPrLon
ATTORNEY
May 22, 1962
H. s. JONES ErAL
3,035,961
MANUALLY-OPERATED PAPER> HoNEYcoMB EXPANDI’NG MACHINE AND METHOD
Filedoct. 5, 1959
‘
5 Sheets-Sheet 3
INVENTORS
Harold S. J01u95.
«Alexander JDUrLlOP
Mzçhnel, J Lgmc'k -
W L i
BY
`
C.Prwr
.5M
ATTORNEY
United States Patent O Mice¥
l
2
Yet another object of the invention is to provide a new
3,035,961
and improved method for manually fabricating duplicate
faced honeycomb slices.
MANUALLY-OPERATED PAPER HONEYCOMB
EXPANDING MACHINE AND METHOD
3,035,961
Patented May 22, 1962
.
A more general object of the invention is to provide anew and improved mechanism for use in making dupli
cate faced slices of expanded honeycomb comprising eas
ily interconnectable and `disconnectable components smallv
enough in size to be easily handled manually so that the
mechanism may be easily knocked down or reassembled
Harold S. Jones, Saxonville, Alexander J. Dunlop, N_atlck,
and Michael J. Lynch, Roslindale, Mass., and William
C. Prior, Chagrin Falls, Ohio, assignors t0 the Umted
States of America as represented by Ithe Secretary of
the Army
Filed Oct. 5, 1959, Ser. No. 844,600
16 Claims. (Cl. 156-197)
(Granted under Title 35, U.S. Code (1952), sec. 266)
The invention described herein, if patented, may be
making it readily portable yand which mechanism also is
inexpensive to construct, maintain and use.
These and other objects, advantages and capabilities of
the invention will become apparent from the following
specification wherein reference is made to the accompany
manufactured and used by or for the Government for
governmental purposes, without the payment to us of any
royalty thereon.
15
ing ldnawings in which:
FIG. l is a fragmentary side elevational view of the
The present invention relates to mechanism and a
method for making >duplicate faced slices of expanded
honeycomb from collapse-d honeycomb blocks or logs,
complete mechanism of the present invention;
and more particularly to a new and improved mechanism
what larger scale;
FIG. 2 is a top plan view of this mechanism on a some
and method for doing this manually.
FlG. 3 is a rear elevational View of a restrainer form
ing one of the components of the present invention taken
Many uses have been developed for the cellular mate
generally on the line 3_3 of FIG. l;
rial known as honeycomb among which are its use as a
i
FIG. 4 is a vertical sectional View of the restrainer
cushioning material by the Armed Forces in the aerial
shown in FIG. 3 taken on the line 4-4 of FIG. 2;
delivery of supplies and equipment. One of the newer
logistical concepts which it is believed will be utilized to 25 FIG. 5 is an enlarged top plan View of a so-called ex-`
panding rake forming another component of .the mecha-V
a larger extent than formerly, if future armed conñicts
arise, is the delivery of supplies and equipment aerially,
i.e., by parachuting the same from low-flying aircraft.
' nism of the present invention;
FIG. 6 is `a front elevational view of the forward end
of the expanding platform of the mechanism of the pres
major problem in yaerial delivery. Supplies or equipment 30 ent invention showing the rake in locked position;
However, reduction of shock upon landing has been a
FIG. 7 is a vertical sectional view on the line 7-7 of
which `are to be delivered aerially normally are lashed
to a rigid platform or pallet. To absorb landing shock, 1 FIG. 6 on an enlarged scale;
FIG. 8 is a fragmentary top plan view of a portion of
various types of cushioning or energy-dissipating or
the expanding mechanism disclosed in FIG. l showing
absorbing material have been used on the underside of
aerial delivery pallets. One of the most eiiectivev has 35 frame members used to encompass individual slices of
expanded honeycomb at one position of adjustment;
been found to be expanded honeycomb made from paper.
FIG. 9 is a fragmentary view similar to FIG. 8 with
the frame members in a different position of adjustment;
FIG. l0 is an enlarged fragmentary end elevational
expanded honeycomb ‘blocks or logs and for subsequently 40 view of the frame mem-bers on `adjacent expanded honey
comb slices showing these frame members in the same
expanding these blocks or logs. For example, Donald B.
position of adjustment as in FIG. 8;
Wheeler Patent 2,731,379 discloses a mechanism and
FIG. 11 is an enlarged fragmentary end elevational
method for mechanically expanding honeycomb logs and
view of the frame :members on a single slice of expanded
forming therefrom duplicate faced slices of predeterf
honeycomb showing these frame members in the same
mined dimensions. While these prior mechanisms may
be suitable for use commercially, they are not suitable 45 position as in FIG. 9;
IFIG. l2 is a 'diagram-matic side elevational view of a
for use by the Armed Forces in the field because of their
device for applying adhesive to the sheets used to face
size and complexity, the need for various sources of
the individual slices of honeycomb;
power to operate these mechanisms, and the fact that
FIG. 13 is a view of a fragment of collapsed honey
they are not readily portable. The mechanism and
50 comb;
method of the present invention are designed to overcome
FIG. 14 is a top plan view of a fragment of expanded
these handicaps of existing commercial devices.
Accordingly, an object of the invention is to provide a ' honeycomb; and
FIG. l5 is 'a vertical cross-‘sectional view on the line
new rand improved mechanism and method for manually
Because of the extensive use being made of this mate
rial for various commercial purposes, different mecha#
nisms and methods have been devised for making un
making «duplicate expanded honeycomb slices faced on
15-15 of FIG. 14.
`
"
55
For the purpose of illustrating the invention, it will be
A further object of the invention lis to provide a new - - described as applied to the fabrication of honeycomb
slices for use .as cushions on the underside of the pallets
and improved mechanism and method for manually mak
used in the aerial `delivery of supplies and equipment by
ing duplicate expanded honeycomb slices which is par->
the Armed Forces. However, it is to be understood that
ticularly adaptable for use by the Armed Forces in the
iield for making the cushioning material used to cushion 60 the speciñc example >described herein is only illustrativeY
of the application of the invention and is not to be taken
the fall of aerially-delivered supplies and equipment.
as limiting the invention in any respect. For illustrative
A still further object of the invention is to provide a
one or both sides.
»
new >and improved mechanism and method, as stated in
the foregoing object, in Which certain equipment normally 65
required to be present at aerial delivery stations for other
purposes may be utilized in making expanded honeycomb 1
'
purposes, fa specific mechanism is disclosed herein for-Y`
fabricating honeycomb slices in batches of five, each ofï
the slices being `approximately 4 feet long, 3 feet wide
and 3 inches thick. Obviously, the invention could readilyk
be adapted for making slices of other sizes in batches,`
each consisting of a larger or la smaller number of slices.
slices.
Another object of the invention is to provide a new and
Referring particularly to FIGS. l 4and 2 of the draw
improved frame to facilitate the manual handling of ex 70 ings, the improved mechanism of the present invention
panded honeycomb material in the manual fabrication
comprises suitable structure to provide an elongated ex->
of duplicate faced slices of expanded honeycomb.
- panding platform or working surface 10. While any
3,035,961
3
4
are particularly suitable for this purpose becauseV of their
brackets 42 yagainst the topside of these end pieces 26
and the angular-shaped jaw-supporting and clamping
member 50 against the underside of these end pieces,
thus rigidly anchoring the restrainer to the extension 16
ready availability in aerial delivery areas, their light
weight and compactness, their ready demountability and
at the region of the forward cross rails 22 and 24.
Fixedly secured to a depending flange 52 on each of
suitable structure may be used for this purpose, it has
been found that the tables normally used by aerial de
livery units of `the Armed Forces for packing parachutes
interchangeability in use, and the fact that they are of
the transverse angular-shaped jaw-supporting and clamp
relatively elongated dimensions. Any desired number of
ing members 50‘ are the opposite ends of an angular
shaped member 54 (FIG. 4) which has a vertical flange
these tables may be used end to end depending on the
56 supported below and generally parallel to the space
length it is desired »to make the expanding platform, and
between the horizontal ñanges on the forward cross rails
these tables may have Wood, plastic, or metal tops. For
22 and 24 in the extensionV 16. A lower jaw 58 compris
the speciñcve'mbodiment herein described, two parachute
ing a plurality of nylon straps is clamped against the ver
packing tables were used to provide a working platform
tical flange 56 on the fixed jaw-supporting and clamping
approximately 41/2 feet wideA and 23% feet long. One
ofl these tables is shown complete at 12 in FIGQl from 15 member 50 by a metal strap 60 drawn into tight clamp
ing engagement with the blade 58 by a plurality of screws
which it will be observed that the table has three sets of
legs 114. These legs are collapsible so that the table may
63 (FIG. 3),. Preferably a stop 64, which may comprise
an elongated cylindrical rod, is interposed between the
be reduced to compact formA for transportation or stor
vertical flange 56 and the strap 60 to prevent tilting of
agà.
.
For convenience in description, the left-hand end of 20 the strap, thus assuring a ñrm and more even grip on the
lower blade by the strap 60.
the platform` 10 Yformed by thetwo joined-together tables
Cooperating with the lower fixed jaw blade 58 is an
12, as seen in FIGS. l and 2 will hereinafter be called
upper jaw blade 66 similar to lower blade 5S hut vertical
the rear end thereof, while the right-hand end will be
ly adjustable lwith respect thereto. This blade is sup
called the forward end. Connected to the rear end of
the platform f1() is an extension y16 defining a loading 25 ported -by an angular-shaped clamping and supporting
member 68 having a vertically depending flange 70
zone. This extension comprises a pair of side rails 18
against which the jaw 66 is clamped by a strap 72 urged
(FIG. 2), a rear cross rail 20', and a pair of forward
into clamping engagement by a plurality of screws 74 in
cross rails 22 and 24 rigidly connected to each other ad
the same manner that the lower jaw 58 is rigidly clamped.
jacent opposite ends thereof by end pieces 26 (FIGS. l
and 3). These rails and end pieces may be of angular 30 The clamping and supporting member 68 is vertically ad
justable upon a pair of adjusting screws 76 extending
shape in ltransverse section and of suitable length, and
may be welded together along adjoining portions thereof
vertically of the opposite end members 40.
Since the
screws 76 are of duplicate construction and similarly
tension 16 is supported by a suitable rigid connection
mounted, only one will be described. As seen in FIG.
with the rear end of platform 10, while the rear end is 35 4, this screw has a head 7 8` which abuts against the under
supported by a pair of folding legs 28.
side of a block 80 suitably anchored to the opposing faces
of the »two brackets 42 in the end member 40, and the
A generally U-shaped tubular slide 30 (FIG. 2) has a
head 78 is ‘keyed to the block to lock the screw against
forward end hinged to the rearmost forward cross rail
turning when a hand ‘knob 82 threaded upon the upper
22 in the extension ‘16 and a rear end supported in raised
to form a rigid structure.
At its forward end, the ex
position by a readily disconnectable bracket 32 hinged to 40 Vend thereof is adjusted.
The upper jaw clamping and
supporting member 68 has slotted ends which ride on the
the extension 16 so Vas to be swingable to a collapsed posi
tion against the top of the extension. Prefabricated un
expanded honeycomb suitable for use in the practice of
the present invention is available commercially in so
called block or log form. Commercial logs of this type
opposed adjusting screws 76, and it is biased upwardly
into firm engagement 'with the hand knobs 82 on these
adjusting screws by expansion springs 84, one of these
springs 'being provided on each of the two adjusting
screws. In the embodiment of the invention herein de
scribed a imouth approximately S0 inches wide and 3
are loaded on the inclined slide 30, as indicated at 34 in
FIG. l. Since these logs or blocks are of limited lengths,
the contiguous faces of adjacent logs or blocks are glued n
inches high is defined between the upper and lower jaw
together in effect to form a continuous length of un- '
blades 66 and 58, respectively, as best seen Vin FIG. 3.
expanded honeycomb. This may be done after the blocks
have been loaded on the inclined slide 30, and it should
-be done at a sutliciently early time so that the glue has
vgular-shaped cross rail ‘86 (FIG. 4) to which the forward
The first or 'rear table in platform 10 has a rear an
end of the extension 16 is ñxed by means of a strap 88
time to dry 'before the glued portion is subjected to ex- Y . and aplurality of clamping bolts passing through the for
pansion. The slide 30 feeds Vthe continuous log thus
ward cross rail 24 in the extension d6, the rear cross rail
formed gravitationally into the vmouth of a restraining de~ 55 -86 in the rear table Vin platform 10, Yand the clamping
vice indicated in its entirety by the number 36 in FIGS.
strap 88, one _of these bolts being shown at 90. The ex«
pander 38 is fixedly secured upon the rear end of the plat
form 10 immediately ahead of the restrainer 36 as shown
pander 38 'causing'the collapsed log to expand from a
in FIGS..1 and 2.A Itcomprises a smooth ilat bottom
condition Vin which the cells thereof are collapsed as shown 60
wall 92 suitably fixed to the rear end of the platform 10
in FIG. 13 to a' condition in which lthe cells ‘are fully
l'fandr‘Z.
From vthis device, the leading edge of the
honeycomb material is fed forwardly through an ex
expanded as indicated in'FIGS. 14 and 15.
Referring to FIGS. 3 and 4, the restrainer 36 com
prises opposite end members 40, each including a pair
of generally L-shapedbrackets 42 ñxed in_opposed spaced
relation to the topside ofthe pair of angular-shaped end
pieces 26 interconnecting the opposite ends of the >for,
ward cross rails 2.2< and 24 in the extension A"16 (FIG. 3)
and upstanding side walls l94 rigidly fixed to the bottom
wall so as to converge uniformly with respect to the
longitudinal centerline of the bottom wall 92. As a re
sult, pressure will be applied in -aftransverse or endwise
65 direction to the ends of-the honeycomb log 34 moving
throughthis expander from left to right (FIG. 2). This,
in conjunction with the restraint or drag imposed upon
the honeycomb by theV restrainer 36, tends to cause the
by va plurality of screws 44 (FIG. 2). These screws 44
pass through the _bases -of the brackets `‘42 and horizon-V 70 collapsed cells in the log to open up as shown in FIGS.
14 and 15 so that the portion of the log at the outlet or
tal flanges 46 on the end pieces 26 (FIG. »3) and arel
forward end of the expander 38» is fully expanded. In
. threaded into in-turned -iianges 48.0n opposedangular
the specific embodiment herein described, the side walls
shaped clamping and jaw-supportingpmembers 50 (FIGS.V
94 converge from a «transverse spacing of approximately
3 and 4) extending along the underside of horizontal
flanges 46 on the end pieces 26 »s0 as to clamp the 75 50 inches at the entrance thereto to a spacing of approxi
3,035,961
mately 38 inches over a forward distance of approximate
ly 32 inches.
After the honeycomb log 34 has .been fed or forced
through the restrainer 36 and the expander 38 by hand
to the forward or exit end of the expander, continued
expansion of the honeycomb log is effected by means of
a rake 96 (FIGS. 5 and 6). This rake comprises an
elongated tube 98 preferably' square in cross section hav
ing end pieces 100 depending from the opposite ends
thereof and handles 102 rigidly ñxed to the opposite ends
thereof and spaced outwardly somewhat from the end
pieces 100. Suitably iixed in the elongated part 98 of
the rake 96 is a plurality of teeth or pins 104 spaced at
uniform intervals to adapt the same for engagement in
adjacent cells of expanded honeycomb. By virtue of this
construction, forward pull on the rake sufficient to draw
the unexpanded log through «the restrainer 36 and ex
pander 38 may be uniformly distributed over ‘the width
6
invention, use is also made of an adhesive applying de
vice 126 (FIGS. l and 12) and a pair of presses for ap
plying pressure to the faced slices while the adhesive
with which the facing sheets are applied is drying. One
of these presses is shown at 128 in FIGS. 1 and 2. Any
suitable adhesive appliers and presses may be used in the
practice of the invention, and these parts may -be sup
ported by a third parachute folding table fragmentarily
shown at 130 in FIG. l, and suitably located with re
spect to platform 10 to facilitate the practice of the
method. The adhesive applying mechanism 126 is cen
trally located on this table and one press unit 128 is lo
cated on each side of the adhesive applying mechanism.
While only one press 128 is shown in FIGS. l and 2, it
is to be understood that there is a press on the right side
of the adhesive applying mechanism 126 similar t0 that
shown on the left and which will be described herein
after.
Referring to FIGS. 2 and 12, a suitable adhesive apply
of the honeycomb structure, thereby uniformly to expand
the log 34. This pull is exerted manually, the opposite 20 ing mechanism comprises a rigid framework 132 having
handles 102 of the rake being grasped by operators on
opposite sides of the plat-form 11i who move forward at
a uniform pace.
brackets 134 fixed to the rear end thereof for supporting
a roll 136 of facing material such as paper. From this
roll, paper is fed under an idler roll 138 and over an
When a length of honeycomb conforming to the length
applicator roll 140; both of which rolls are journalled
of the platform 10 has been drawn out, the rake 96 may 25 for free rotation in framework 132. Applicator roll 140
be locked in forward position by means of locking sockets
dips into a tank 142 filled to a predetermined depth with
186 rigidly fixed at the forward end of the forward mem
ber in the platform 10.
These sockets have open top
a suitable liquid adhesive so that a coat of this adhesive
is applied to the underside of the facing sheet as it passes
and outwardly facing sides, and the rake 96 normally is
over this roll. From :the applicator roll 140, the ad
placed in locking position by raising it sufficiently for 30 hesive coated facing passes through a scrapping and
the end pieces 108 to clear the top edge of the socket
smoothing device comprising a guide plate 144 and a
106 and then lowering the rake While the end pieces are
scraper blade 146, both of which may be adjustable to
held in vertical alignment with the sockets 186, so that
facilitate the application of a uniform coat of adhesive
they engage in these sockets.
to the facing. Since both the idler roll 138 and the guide
After a continuous length of honeycomb has been ex 35 plate 144 are loca-ted below the plane of the upper side
panded as explained above, the improved method of the
of `the applicator roll 140, assurance is had that the fac
present invention comprehends the division of this length
ing will be held in contact with the applicator roll 140,
of expanded honeycomb into individual slices of uniform
as it passes over the same. From the scraper 146, the
length and the framing or encompassing of the individual
facing passes under a suitable knife 148 by means of
slices with individual frames to `facilitate the `further han 40 which the facing member is severed into sheets of fthe de
dling of the slices. The framing members used in carry
sired length.
ing out this method comprise duplicate lateral frame
The presses 128 each comprise merely a lower platen
members 108 (FIGS. 8 to ll) and duplicate transverse
150 (FIG. 1) suitably anchored to the top of the table
frame members 110. The lateral frame members com
139 so as to be fixedly supported in -a horizontal plane,
prise elongated metal plates or straps conforming in 45 and an upper platen 152 hinged to a pair of vertically
length substantially to the length of the honeycomb slices
it is desired to make and having flanges 112 to rigidify
the same extending throughout the length at the top and
bottom edges thereof except for a short distance adja
elongated posts 154 in overhanging relation to the lower
platen at a position sufficiently elevated therefrom so that
a predetermined number of faced honeycomb slices may
be placed in the press at one time, and a predetermined
cent each of the ends, as seen in FIGS. 8 to l0. Aflixed 50 pressure will be `applied thereto when the upper platen is
to the flanges 112 adjacent the opposite ends thereof are
locked by a latch 156 in its lower or horizontal position
metal pads or seats 114 upon which the lateral frame
as shown in FIG. l. Preferably, the sides of the two
members rest when they are being positioned for use and
platens which engage the honeycomb slices are each
which assist in properly locating these frame members.
covered with a sheet of foam rubber 15'7. Posts 154
Adjacent each end of the lateral framemembers 108 are 55 should be long enough iso that the press 128 will receive
also aflixed outwardly projecting pivot pins 116 for a
at one time the number of honeycomb slices which it is
purpose to be described.
desired to make in each batch. The embodiment of the
The transverse frame members 110 comprise an elon
invention presently being described is »designed to receive
gated bar or strap-like part 118 having a flange 120 along
íive faced slices, each approximately 3 inches thick and
one longitudinal edge thereof and `generally L-shaped end 60 to apply a pressure of approximately 50 pounds to the
slices in the press when the latch 156 is locked.
pieces 122 fixed to the opposite ends thereof to form
rigid lugs disposed at right angles to the longitudinal
The improved method of the present invention will
axis of these transverse frame members. These end
now be described as it might be carried out utilizing the
above-described apparatus of the present invention assum
pieces 122 each have a longitudinal slot 124 formed
therein adapted slidably to engage the pivot pins 116 on 65 ing that a honeycomb log 34 `of suñicient length to
the lateral frame members 108 when the frame members
are being disposed in encompassing relation to the ex
prepare at least two batches of tive expanded slices each
has been loaded on the inclined slide 38 and that the for
ward end of this log has been fed manually through the
restrainer 36 into the expander 38 until it projects out of
scribed in detail below. For the specific embodiment of 70 the forward end of the expander far enough to allow the
teeth 104 on the rake 96 to be engaged in the cells of the
the invention described herein, the lateral frame mem
bers 108 may be approximately 48 inches long and 21/2
forwardly projecting portion of the honeycomb. There
inches high and the space between the lugs 122 on the
upon a steady forward pull is applied to the opposite han
transverse frame members 11i) is approximately 36 inches.
dles 102 on the rake by operators on the opposite sides
‘In the practice of the aforesaid method of the present 75 of the platform 10 of sufhcient magnitude to draw the u11~
panded honeycomb properly to locate the several frame
members. The use of these frame members will be de
3,035,961
expanded honeycomb through restrainer 256 and expander
These guard plates also'assist in Aproperly locating the
3§ and thereby expand the same as previously described
forming a continuous expanded honeycomb strip which
IQStS on platform 10. By adjusting the hand knobs S2
on the. restrainer 36, the height of the upper jaw 66 may
be varied, thus varying the height of the opening or mouth
o_f the -restrainer to compensate for variations in the
thickness of the log 34 and thus assure that a restraint
or drag is imposed on the honeycomb at this point sutii
lateral frame members 1&8 when the framing is being
disposed in operative relation with the unsevered honey
comb-strip on the platform 10 and'tix these lateral frame
cient to cause expansion of the log as it is drawn for IO
ward by the rake 96. lForward movement of rake 96‘is
continued until theA rake is brought substantially into line
with the locking sockets 166. It is then locked at this
forward position `by lifting the same sufficiently so that
the end pieces 100 _on the yrake may be inserted in sockets
106, care Ibeing taken so that the teeth remain engaged
in the cells of the elongated strip of expanded honey
members against endwise displacement because the pads
114 adjacent the ends of the lateral frame members abut
the opposed edges of adjacent guard plates 159 as indi
cated in ÁFlGS. l() and `ll, thus locking the lateral frame
members in position.
‘
Because of the resistance of the slices to compression,
the frame members 108 and 116 will be held in framing
position suíïiciently firmly Vto allow handling of the un
faced slices in the perfomance of the rest of the improved
method of the present invention Without causing collapse
thereof and the transverse frame members 110 may be
turned on the pins 116 as an axis to the position shown
in FIGS. 9 and ll so as not to interfere with the facing
of the expanded slices or stacking thereof in the press 128.
To face the slices, a sheet of facing of the desired
of the expander 3S will' be slightly more than 20 feet 20 length, i.e., slightly more than 4 feet long, is drawn
through the adhesive-applicator 126 so that adhesive will
long and approximately 38 inches Wide so that a plurality
be applied to the underside thereof, and the strip is then
of separate slices of uniform length may be made from
severed.y The severed sheet is placed on Vthe lower platen
this» strip; The mechanism herein specifically described
156 of the press, adhesive side up. A framed slice of
is designed to make slices approximately 4 feet long in
batches of'ñve each las hereinafter described.
25 expanded honeycomb is then placed on the facing sheet
on the platen 150 as indicated at 1601 in FIG. 1v, and a
Fabrication of these slices is facilitated by the use of
second sheet of facing drawn off and severed `as above
the improved lateral and transverse frame members 10S
described. This second sheet is placed on the top side
and 110, respectively, of the present invention.` 'I'.he 1a
of the expanded honeycomb slice 1601 in the press, ad
teral frame members 108 are first placed in end-to-end
relation lengthwise of platform 10 on :opposite sides of 30 -hesive side facing downwardly. A third sheet of facing
is then placed on the second facing sheet, adhesive side
:the expanded strip of honeycomb resting on the platform.
up, and a second framed slice of expanded honeycomb
Transverse lframe members 110 are then «brought intoV
1692 placed on this third sheet of facing. The above
operative engagement With each end of each pair of op
described process is repeated until all ñve of the slices
posite lateral frame members 108 by bringing the lugs 122
on these transverse frame members into straddling en 35 1661 to 1605 have been faced, and the upper platen 152
then is locked in its lowered pressure-applying position by
gagement with the ends of the lateral frame members as
comb. Using an expanding mechanism dimensioned as
previously mentioned herein, this expanded strip forward
shown in FIGS. l, 8, and 10, the slots 124 on these lugs .
engaging the pins 116 011 the lateral frame members to
guide positioning of the parts. Since the strip of expanded
honeycomb on platform 10 is from l to 2 inches Wider
than the distance between the lugs 122 in the embodi
ment of the inventtion which has been described herein,
means of the latch 156. It is allowed to remain in this
position while a second batch of five faced slices is fabri
cated as above described and placed in the second press,
after which the first batch of faced slices may be removed
from the first press. Within the time needed to make
at batch of jive faced slices, the adhesive used in facing
some transverse compression of the expanded strip is
the previous batch normally will set and if desired the
necessary to engage the transverse frame members 110
in straddling position with respect to the lateral frame
faced slices as taken from the presses may be placed aside
for more thorough drying.
members 108. Normally, the force generated by the re 4,5
While the improved method of the present invention
has been described las practiced with the improved mech
sistance of this expanded honeycomb to compression is
sufficient frictionally to lock the frame members 1198 and
anism as described herein, it will be understood that the
method could be practiced with other apparatus. For
110 in the aforesaid position without the aid of other
locking means sufliciently 4firmly to permit such handling
example, the manner in which the honeycomb ‘log is
of these framed slices as is required in facing the slices
expanded is immaterial to applicants’ method becauseV a
and pressing the faced slices.
l
After the frame members have all been interengaged,
as above described, the transverse end frame members
110 connecting the adjoining ends of adjacent lateral frame
members 108 will lie in relatively closely spaced longi
_ continuous strip couldv be used regardless of the manner
in which it has expanded. However, Vthe mechanism here
in described has been found to be Vparticularly suitable’for
expediting the production of faced slices manually in the
field. Utilizing the mechanism and method herein de
tudinally aligned relation across the top of the continuous
scribed, it has been found that two men can make ap
expanded honeycomb strip as shown in FIGS. 8 and 10.
proximately twenty-live four-foot slices per hour.
These aligned transverse -frame members 110 thus form
It Will also be apparent that the improved mechanism
guides for cutting the continuous strip of expanded honey- Y 60 described herein can be collapsed to a relatively small
comb on the platform 10 into slices of substantially the
size so that it is readily transportable when necessary,
same length. This may `be done by running a hand knife,
and does not require excessive space in transportation or
such, as an ordinary boning knife indicated at 158 in
storage. An idea of the advantage to he gained by ex
FIG. l0 across the continuous expanded horizontal honey
comb strip between each pair of adjoining transverse frame 65 panding honeycomb at the place of use in the field rather
than at some remote location through the saving in trans
members 110 and along the transverse frame members 110
spaced longitudinally thereof at the proper intervals to
portation may be gained from the fact that expanded
slices made by the improved mechanism and method
described above occupy a volume about 30 times that of
the log from which the slices are made. Obviously, an
enormous saving in transportation space results from the
use of the present invention.
locate the longitudinal center line of adjacent guard plates
While a preferred embodiment of the invention has
Iadjacent the expander 3S and that adjacent the rake 96
so that five slices of expanded honeycomb each approxi
mately yfour feet long will be formed. To protect the
platform 10 from being damaged by Vthe knife, a series
of metallic guards 159 is fixed transversely of the platform
been shown and described, it will be apparent that varia
at distances from each other corresponding substantially
to the length ofY one of the duplicate honeycomb slices. 75 tions and modifications thereof may be made without de-4
3,035,961
10
parting from the underlying principles of the invention.
honeycomb log to form a continuous strip of fully ex
It is desired, therefore, by the following claims, to include
panded honeycomb at least as long as the aggregate
length of the individual slices in a batch and somewhat
within the scope of the invention, all such variations and
modifications by which substantially the results of the
invention may be obtained through the use of substan
tially the same or equivalent means.
We claim:
1. A method of making a faced slice of expanded
honeycomb of substantially predetermined dimensions
which comprises completely expanding collapsed honey
comb log to form a continuous fully expanded strip
longer than the length of the individual slice it is desired
to make and somewhat greater in transverse width, sup
porting said fully expanded honeycomb strip in a fixed
horizontally disposed position, applying transverse com
pressing forces along transversely oppositely disposed
portions of the lateral edges of said continuous ñxedly
supported fully expanded strip subsequent to complete
greater in transverse width, supporting said fully expanded
honeycomb strip in a fixed horizontally disposed posi
tion, applying transverse compressing forces to the lateral
edges of said ñxedly supported fully expanded continuous
strip subsequent to complete expansion thereof along
separate successive transversely opposite areas length
wise of the said strip corresponding in number to the
number of slices in a batch and each of a length corre
sponding substantially to the length of the individual
slices in a batch, severing said fìxedly supported fully
expanded strip along the transverse boundaries of said
areas of transverse compression to divide the strip into
the desired number of substantially duplicate individual
severed slices, adhesively aflìxing facing to the said
slices while the latter are under transverse compression,
applying pressure to the faced >sides of all the said faced
slices in said first batch simultaneously, making a second
severing said iixedly supported fully expanded strip along
batch of faced slices as aforesaid while retaining the first
the transverse boundaries of said area of transverse com
batch under pressure to allow time for the adhesive to set,
pression to form a slice of substantially the length desired
releasing the pressure on said ñrst batch of slices and
and facing said severed slice while it is under transverse
releasing the transverse compression on each of the slices
compression.
25 in each batch of faced slices after the facing pressure has
expansion thereof of end-to-end length corresponding to
the length of the slice it is desired to make, transversely
"lI.
2. A method of making faced slices of expandedvhoney
comb of substantially predetermined dimensions which
been released on the 'batch as an entirety.
comprises completely expanding collapsed honeycomb
eycomb of substantially predetermined dimensions which
5. A method of making faced slices of expanded hon
log to form a continuous fully expanded honeycomb strip
comprises completely expanding collapsed honeycomb log
at least several times longer than the length of the indi 30 to form a continuous fully expanded strip longer than the
vidual slices it is desired to make and of somewhat greater
length of the individual slice it is desired to make and
transverse width than said slices, supporting said fully
somewhat greater in transverse width, supporting said fully
expanded honeycomb strip in a iixed horizontally dis
expanded honeycomb strip in a fixed horizontally disposed
posed position, applying transverse compressing forces
position, applying transversely directed compressing forces
to the lateral edges of said continuous íixedly supported 35 to the lateral edges of said fully expanded ñxedly sup
fully expanded strip along separate successive transversely
opposite areas extending lengthwise of said expanded
ported honeycomb strip subsequent to expansion thereof
by forcing lateral frame members into positions at which
strip and each of the same length subsequent to complete
pressure is applied to the lateral edges of said ñxedly
expansion of said strip, severing said ñxedly supported
fully expanded compressed strip along the transverse
boundaries of said areas of transverse compression to
divide said strip into a plurality of substantially dupli
cate individual severed slices, adhesively affrxing facing
to said slices while the latter are under transverse com
supported fully expanded honeycomb strip, fixing said
40 lateral frame members in the position to which they are
forced as aforesaid by straddling the opposed ends there
of with transverse frame members of somewhat less
length than the width of said expanded honeycomb strip,
transversely severing said expanded transversely com
pression and relieving the transverse compression on said 45 pressed strip alongboundaries formed by the edges of
faced slices after the adhesive securing said facing has
said straddling frame members to divide said honeycomb
had time to set.
strip into slices of substantially the length desired, ad
hesively aflixing facing to said severed slice while it is
under the compression imposed by said frame membersy
batches which comprises completely expanding collapsed 50 and removing the said frame members from said faced
honeycomb log lto form a continuous strip of fully ex
slice after the adhesive securing said yfacing has had time
3. A method of making faced slices of expanded honey
comb of substantially predetermined dimensions in
panded honeycomb at least as long as the aggregate length
of the number of slices in a batch and somewhat greater
to set.
6. A method of `making a faced slice of expanded
in transverse width, supporting said fully expanded hon
honeycomb of substantially predetermined dimensions
eycomb strip in a ñxed horizontally disposed position, ap 55 which comprises completely expanding collapsed honey
ply transverse compressing forces to the lateral edges of
comb log to form a continuous fully expanded honey
said fìxedly supported fully expanded continuous strip
comb strip longer than the length of the individual slice it
along separate successive transversely opposite areas
is desired to make and somewhat greater in transverse
lengthwise of the said strip corresponding in number to the
width, supporting said fully expanded honeycomb strip
number of slices in a `batch and each of a length corre 60 in a fixed horizontally disposed position, aligning dupli
sponding substantially to the length of the :individual
cate rigid lateral frame members of substantially the
slices in a batch, severing said ñxedly supported fully
same length as a slice and of less height than the thick
expanded strip along the transverse boundaries of said
ness of said strip in transversely opposed relation to each
areas of transverse compression to divide the strip into
other along the opposite lateral edges of said fixedly
a number of substantially duplicate individual slices cor 65 supported, fully expanded strip, straddling the correspond
responding to the number in a batch, adhesively afhxing
facing to the said severed slices while the latter are under
ingly located ends of the opposed lateral frame members
and said expanded honeycomb strip with duplicate trans
transverse compression, applying pressure to the faced
sides of all of the said faced slices simultaneously for an
interval sufficient for the adhesive to set and thereafter
relieving the transverse compression on said faced slices.`
4. A method of making faced slices of expanded hon
70 said expanded strip along the lateral edges thereof, trans
eycomb of substantially predetermined dimensions in
of substantially the desired length is thereby formed, shift
batches each consisting of a predetermined number of
verse frame members dimensioned to hold said lateral
frame members in transverse compressing relation with
versely severing said expanded strip using the edges of
said transverse frame members as a guide so that a slice
ing said transverse frame members to straddling rela
slices which comprises completely expanding collapsed 75 tion with the severed ends of said slice, adhesively añix
ace-5,961
11
ing facing to said severed slice while’it is under compres;
sion and removing the said frame members frornsaid
faced slice after/'the adhesive securing’ saidfacing has had
time to set.
Y
'
`
e 12
tially duplicate transverse frame members of less width
than the thickness of said expanded slice and cooperating
structure adjacent the ends of saidV lateral and transverse
»frame members for detachablyV connecting the same to
gether inencompassing relation >with said expanded'slice
-'7. A method of making faced slices of expanded honey
comb of substantially predetermined dimensions whichV
including projecting pins on said lateral frame members
comprises completely expanding collapsed honeycomb 10e
Iand lugs on said transverse frame members having a por
to Vform a continuous fully expanded honeycomb strip va
«tion substantially normal to the longitudinal axis thereof
predetermined number of times longer than the length
of the individual slices it is desired to make and some
what greater in transverse width, supporting said fully
expanded honeycomb strip in «a fixed horizontally dis
posed position, aligning duplicate rigid lateral frame mem
bers of substantially the same length as a slice and of
less height than the thickness of said strip end to end along
opposite lateral edges of said expanded strip in a pre
determined number of transversely opposed pairs, strad
dling the correspondingly located ends of the opposed
lateral Vframe members and said fixedly supported fully
expanded honeycomb strip with duplicate transverse
frame members dimensioned to hold said lateral frame
members in transverse compressing relation with said
expanded strip along the lateral edges thereof, transverselyI
severing said expanded strip using the edges of said trans
and spaced so as to dispose the same lfor straddling op
posed ends of said lateral frame members when the lat
ter are pressed against the lateral edges of a honeycomb
slice with sutlicient force to compress the said slice some
what, said lugs having parts thereof constructed and ar
ranged slidably and pivotally 4to engage said pins when
said transverse frame members are moved into straddling
position.
10. A rack for temporarily framing an expanded gen
erally rectangular-shaped honeycomb slice of preter
mined dimensions comprising a pair of substantially du
plicate lateral frame members of less height than the
thickness of said expanded slice, a pair of substantially
duplicate transverse frame members of less Width than the
thickness of said expanded slice, lugs on the opposite ends
of said transverse frame members disposed in planes
verse frame members as a guide so as to divide the ex 25 normal thereto and spaced from each other to adapt said
transverse frame members for straddling said lateral frame
panded strip into a predetermined number of slices of
members when limited compression is applied to said
the desired length, shiftingV said transverse frame members
expanded slice through said> lateral frame members and
into straddling relation with the severed ends of said
pin and slot connections between said lugs and the oppo
slices, adhesively añìxing facing to said severed slices
while the latter are under transverse compression, apply 30 site ends of said lateral frame members to guide move
ing pressure to the faced sides of all the said faced slices
ment of said transverse frame members into straddling
relation with said lateral frame members and to form -a
»as a group «for an interval suíiicient ¿for the adhesiveto
connection about which said straddling member may pivot
set and thereafter removing the frame members from
said faced slices.
8. A method of making faced slices of expanded honey
relative to said lateral frame members.
@Gmb Of Substantially predetermined dimensions in batches
erally rectangular-shaped honeycomb slice of predeter
each consisting of a predetermined number of slices
which comprises completely expanding collapsed honey
mined dimensions comprising a pair of substantially du
plicate lateral frame members of less height than the
comb log to form »a continuous strip of fully expanded
height of said expanded slice, a pair of `substantially du
ll. A rack for temporarily framing an expanded gen
honeycomb at least as Ilong as the aggregate length of the 40 plicate transverse iframe members of less Width than the
thickness'of said transverse frame members, slotted lugs
number of slices in a -batch and somewhat greater in
on the opposite ends of said transverse frame members
transverse width, supporting said fully expanded honey
comb strip in a iixed horizontally dispose dposition,
disposed in plane normal thereto and spaced from each
aligning duplicate rigid lateral frame members of Vsub
stantially the same length as a slice and ofjless height
than the thickness of said strip end to end along opposite
lateral edges of said expanded strip in a number of trans
other to adapt said transverse frame members for strad
dling said lateral frame members when limited compres
sion is applied to said expanded slice through said lateral
frame members, and structure `adjacent the ends of said
versely opposed pairs corresponding to the number of
_lateral frame members cooperatively engageable with the
slices in a batch,'straddling the-correspondingly located
slots in the lugs `on said transverse frame members to
guide movement of theV said transverse frame members
ends of the opposed lateral frame-members and said fix
edly supported fully expanded honeycomb strip with du 50 into straddling relation with said lateral frame members,
and to form connection about which said transverse frame
plicatetransverseframe members dimensioned to hold
members may pivot relative to said lateral frame members.
saidV lateral frame members inV transverse compressing
n 12. A rack for temporarily framing an expanded gen
relation with said expanded strip along the later-al edges
erally rectangular-shaped honeycomb slice of predeter
thereof, transversely severing said expanded strip using
the edgœ of said transverse frame members -as a guide so
as to divide the expanded strip into a numberV of slices
mined dimensions upon a platform having structure there
on defining opposed abutments spaced from each other a
'
of the desired length corresponding to the number in a
batch, shifting said transverse frame members into 4strad
dling relation with the severed ends of said slices, ad
hcsively-aflixing facing to said severed slices while the Y60
predetermined distance comprising a pair of substantially
duplicate lateral frame members of less height than thick
ness of said expanded slice, a pair of substantially dupli
minedv dimensions comprising substantially duplicate lat
may pivot relative to said lateral frame members and
cate transverse frame members of less width than the
thickness of said expanded slice, lugs on the opposite ends
latter are under transverse compression, applying pres
of said transverse frame members disposed in planes
sure to the faced sides of all of the said faced slices in
normal thereto and spaced from each other to adapt said
said first batch, simultaneously, making a second batch of
transverse frame members for straddling said lateral
faced slices as aforesaid while retaining the first batch
under pressure Vto allow time for the adhesive to set, lre 65 frame members when limited compression is applied to
said expanded slice through said lateral frame members,
leasing the pressure on said iirst batch of slices and re
kand pin and slot connections `between said lugs and the
`leasingthe transverse compression on the slice in each
opposite ends of said lateral frame members to cooperate
batch of faced slices after the facing pressure has> been
in positioning said transverse frame Vmembers in strad
released on the batch as an entirety.
Y
9. A rack for temporarily framing an expanded gen 70 dling relation to the said lateral frame members and to
form a connection about which said straddling members
c erally rectangular-shaped honeycomb slice of predeter
other structure adjacent the opposite ends of said lateral
eral frame members corresponding-,in length approxi
frame members to define abutments spaced from each
mately tothe length of said expanded slice and of less
height than the thickness of said expanded slice, substan 75 other to cooperate with the opposed abutments on said
13
3,035,961
14
platform for locating said lateral frame members at a pre
determined position relative thereto and -to lock the same
to form at least one pair of opposed abutments thereon
spaced a predetermined distance apart, a pair of substan
against endwise displacement from said position.
tially duplicate lateral frame members, la pair of substan
tially duplicate transverse frame members, cooperating
13. A method of making a faced slice of expanded
honeycomb of substantially predetermined dimensions
structure adjacent the ends of said lateral and transverse
frame members for detachably connecting the same to
gether in encompassing relation with a length of ex
panded honeycomb supported on said platform spaced so
as to compress the said honeycomb at least transversely
which comprises completely expanding collapsed honeycomb log to form a continuous fully expanded honeycomb
strip longer than the length of the individual slice it is
desired to make and somewhat greater in transverse
width, supporting said -fully expanded honeycomb strip
in a fixed horizontally disposed position, locating dupli
10
cate rigid lateral frame members of substantially the same
length as a slice and of less height than the thickness
of said strip along the opposite lateral edges of said ex
to compression and abutments on said lateral frame mem
bers spaced to cooperate with said opposed platform abut
panded strip subsequent to expansion thereof in trans
versely opposed relation to each other, fixing said lateral
frame members against endwise displacement from said
position, straddling the correspondingly located ends of
ments in locating said lateral frame members at a ple
determined position endwise of said platform and the
honeycomb thereon and to lock the same against endwise
the opposed lateral frame members and said fully ex
panded honeycomb »strip with duplicate transverse frame
members dimensioned to hold said lateral frame mem~
thereof, said cooperating structure being held in coopera
tive relation `solely by the force generated in said frame
-mernbers by the opposition of said expanded honeycomb
20
bers in transverse compressing relation with said fully
expanded strip lalong the lateral edges thereof, transversely
severing said expanded strip using the edges of said
displacement from said position.
16. Apparatus for use in »fabricating faced slices of
expanded honeycomb in batches comprising structure de
ñining a horizont-ally disposed plat-form at least as long
as the >aggregate length of the number of slices in a batch
and somewhat greater in Width than a slice, a plurality of
substantially duplicate lateral lframe members, a plurality
of substantially duplicate transverse frame members, co
operating structure adjacent the ends of said lateral and
transverse frame members for detachably connecting said
lateral and transverse frame members together when said
frame members from said faced slice after the adhesive
lateral frame members are disposed in Áaligned endwise
securing said facing has had time to set.
30 relation along opposite lateral edges of the expanded
14. Apparatus for use in fabricating faced slices of
honeycomb on said platform and in transversely opposed
expanded honeycomb comprising structure defining a hor
pairs so as to compress said expanded honeycomb at
izontally disposed platform, -a pair of substantially dupli
least transversely thereof between each opposed pair of
cate lateral frame members, la pair of substantially dupli
lateral frame members, said cooperating structure being
cate transverse frame members, cooperating structure ad
held in cooperative relation solely by `the yforce generated
jacent the ends of said lateral and transverse frame mem
in said frame members by the opposition of said ex
bers for detachably connecting the same together in en
panded honeycomb to compression, abutments on said
compassing relation with a length of expanded honey
platform arranged in opposed pairs, the abutments in
comb supported on said platform spaced so as to compress
said pairs being spaced a predetermined distance apart
the said honeycomb at least transversely thereof, said 40 and a pair of abutments on each of said lateral frame
cooperating structure being held in cooperative relation
members spaced so 'as to be capable of cooperating with
solely by the force generated in said frame members Iby
the opposed pairs of abutments on said platform in guid
the opposition of said expanded honeycomb to com
ing placement of lateral frame members on opposite sides
pression, structure defining abutments extending trans
of the length of expanded honeycomb on said platform
versely of said platform and stop members defining abut 45 so as to dispose the same in transversely opposed pairs
ments on said lateral frame members spaced so as to be
and to lock the same against endwise displacement from
said position.
cooperatively inter-engageable with the abutments on said
platform thereby to guide placement of said frame mem
References Cited in the tile of this patent
bers relative to a length of honeycomb on said platform
50
and to lock the same against endwise displacement from
UNITED STATES PATENTS
said position.
transverse frame members as a guide so as to form a slice 25
of expanded honeycomb of substantially the desired
length, adhesively afiixing facing to said severed slice
while it is under compression and removing the said
1,523,397
15. Apparatus for use in fabricating faced slices of
2,731,379
expanded honeycomb comprising structure defining a hor
izontally disposed platform, structure on said platform 55 2,832,171
2,849,758
Cane _______________ __ Ian. 20, 1925
Wheeler ____________ __ Jan. 17, 1956
Batey _______________ __ Apr. 29, 1958
Plumley et al. ........ _.. Sept. 2, 1958
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