close

Вход

Забыли?

вход по аккаунту

?

Патент USA US2412844

код для вставки
Dec. 17, 1946.
’
2,412,844
A. M. STEVENS
WOOL STORAGE AND TRANSPORTING MECHANISM
Filed March 29, 1945
5 Sheets-Sheet 1
\\\\
\
\
Dec. 17, 1946.
2,412,844
A. M. STEVENS
WOOL STORAGE AND TRANSPORTING MECHANISM
Filed March 29, 1945
E’
s
’/ a; II
5 Sheets-Sheet 2
._
k\R
'IWQQI'I’DW;
‘
(arm M Sifeveaw, _
-
?izi‘omeys
Dec. 17, 1946.
A_ M_ STEVENS
2,412,844
WOOL STORAGE AND TRANSPORTING MECHANISM
Filed-Maprch 29, 1945
‘
5 Sheets-Sheet 5
3a
R
R
?zmllsi‘eveaw,
349,754“: dwa- J W
?i?ormeya
Dec. 17, 1946.
A. M. STEVENS
‘2,412,844
WOOL STORAGE AND TRANSPORTING MECHANISM
Filed. March 29, 1945
I 5 Sheéts-Sheet .4
Rv
MW
gr
.
mm
\
.1
1
‘ME
cm,wmmm8
mmon
WM'JEGUW,
c/ifiomneggas
Dec. 17, 1946.
A_ M_ STEVENS
2,412,844
WOOL STORAGE AND'TRANSPORTING MECHANISM
Filed March 29,_ B45
6. b
to
‘t
5 Sheets-Sheet 5
Patented Dec. 17, 1946
2,412,844
UNITED STATES PATENT OFFICE.
WOOL STORAGE AND‘ TRAN SPORTING
MECHANISM
Arthur M. Stevens, Methuen, Mass.
‘
Application March 29, ‘1945,. SerialNm 5853539.‘
1
'
11 Claims.
(Cl'. 214'-—16')
This invention relates to apparatus for trans
ferring masses of portablematerial‘ from one place
to. another in which overhead and underneath
the. several bins.
obstructions limit the vertical width of the path
through which the transporting means travels.
More particularly‘ the invention relates to ap
limited tov the transportation of wool but may
paratus, such as a warehouse, having a plurality
of stories in which one of the stories is divided
by partitions into compartments and the object
a. truck. located in. an aisle
extending alongside
Itv will. be understood. thatthe invention is. not
be employed for similarly transferring- and trans
porting other portable. materials, whether in the
form. of loose masses, bales, or other forms of
packages.
Another object of the invention is to provide; a
of the invention is to provide a traveling crane 10
temporary storage space. above the crane for wool
located in proximity to the floor of the next
or other material dropped through an aperture in
upper story having hoisting mechanism adapted
the floor of the upper storya when the crane is
to travel above any of the compartments of the
story therebeneath and capable of transferring
therebeneath so that it will not become tang-led
portable material from any part of one compart 15 with the mechanism. of the carriage: or bridge.
By reason of the present invention the wool
ment to another part thereof, or to any other
sorters' are, enabled to work uninterruptedly and
compartment of said lower story or anypart of
drop the material through the apertures in the
the latter.
?oor without regard to the location or operation
The invention is illustrated and‘ described herein
of the crane in handling the material in the bins
with particular reference to warehouses in which 20 of
the floor below.
wool is sorted and stored in an upper story from
A
further object of the invention is to provide
which it is dropped through suitable apertures
transferring or transporting mechanism of the
in the ?oor of the upper story into selected coin
character described in which the, traveling crane
partments or bins in the story therebeneath.
and hoisting mechanism are electrically operated
In usual warehouses for sorting and storing 25 and under the control of a single operator and in
wool the raw Wool, which is usually delivered in
which means are provided for taking up the
bales to the warehouse, is placed in an upper
slack in the electric cable running from the
story, usually the second story of the warehouse,
point of control to the several electrically oper
where impurities are manually removed and the
ated‘ mechanisms.
‘
good wool which is sorted as to quality dropped
These and‘ other objects and features of‘ the
through apertures in the ?oor of the upper story
invention will more fully appear from the follow
into compartments or‘bins, the partitions of which
ing description and the accompanying drawings
extend from the floor of the lower story to the
and will be particularly pointed out in the claims.
?oor of the upper story. The wool thus dropped
An illustrative embodiment of the invention is
into the several bins is manually spread therein 35
shown in the accompanying drawings, in which,
throughout the area of the bins. In large ware
‘ Fig. 1 is a diagrammatic plan View of the lower
houses the spreading of the Wool in the re
story of a warehouse having a series of partitions
spective bins requires the work of several hands.
dividing the floor area of the warehouse into a,
One of the purposes of the invention is to pro
series of bins and leaving an aisle extending longi
vide transporting mechanism under the control
tudinally‘ along one side of the lower story and
of a single operator which will enable him to
crane adapted to travel longitudinally of said
spread the Wool evenly in the respective bins,
lower story having a carriage with a suitable
thus avoiding the necessity of such manual labor.
hoisting mechanism mounted thereon adapted to
In usual warehouses hand labor is employed
for removing the. wool from a bin into a small
box truck positioned in an aisle alongside the
bin, the loaded truck being then drawn to process
ing machines in, an adjoining building, or'loaded
from the box truck into a larger truck for trans
portation to. a greater distance. .
.
One of‘ the objects. of the invention- is to pro
vide transporting‘mechanisms under the control
of a single. operator which will enable the. wool
accumulated in any of‘ the several bins to be
transported‘ to another bin or from any bin‘ to
travel‘ transversely of the length of- the lower
story; with a cab for the operator suspended from
the crane and» provided ‘with means for controlling
the operation of‘the crane, its carriage and the
hoisting mechanism mounted thereon, the aper~
tures‘in the floor of the upper story being indicated
50 by dotted lines;
Fig. 2‘ is a vertical longitudinal‘ sectional view
of the same;
>
.
Fig. 3. is a. transverse vertical sectional view of
the construction shown in Fig. 1.;
Fig. 4 is an enlarged detailtransverse sectional
2,412,844
3
,
4
nism is mounted upon the carriage preferably
within the space de?ned by the upper and lower
flanges of the I-beams l2 and I3 of the bridge, so
that the carriage occupies a minimum of vertical
view of a portion of‘ the construction shown in
Fig. 1 illustrating particularly the carriage hoist
ing mechanism mounted thereon and the storage
means which holds temporarily any material
space,
'
which is dropped through an aperture in the floor
In order to prevent deposition of wool or other
of the upper story and prevent it from accumu
material upon the mechanisms of the carriage
lating upon the carriage and the hoisting mech
and bridge, a temporary storage means is pro
anism thereof, and also showing the take-up for
vided above the bridge, of such capacity that it
the electric cable;
can hold the material, which will normally be
10
Fig. 5 is an enlarged detail view, partially in ver
dropped through any of ‘the openings in the floor
tical section and partially in elevation, showing
for a short period of time long enough for the
particularly the take-up mechanism for the elec
crane to pass under said opening to pick up or
triccable which controls the mechanism for ac
discharge a load. The bottom of this temporary
tuating the grapple of the hoisting mechanism
storage means consists of a ?at platform 2‘!
thereof; and,
15
Fig. 6 is an enlarged diagrammatic plan view
mounted above the bridge girders and attached
thereto. The platform 27 has downward exten
of the crane and the electrically actuated car
sions 28 which overlie the sides of the bridge
riage and hoisting mechanism thereof and the
girder, Beams 8 and/or extensions 29 form the
cable take-up.
sides of the temporary storage means.
20
The construction illustrated shows diagram
Suitable means are provided for discharging
matically in plan a lower story of a warehouse
of any suitable length having vertical parallel
side walls I and 2 mounted upon suitably spaced
‘vertical posts 3. Suitable vertical partitions 4,
‘which divide the floor space into a series of bins,
extend from the vertical side wall 2 and termi
the accumulation of wool or other material from
the temporary storage means into the bin direct
ly beneath. When the bridge of the crane passes
away from any opening 9, any accumulation in
the temporary storage means is scraped off of
platform 2'! by the beams or a suitable guard 29
which is secured to and depends from the ?oor
‘! in proximity to one of the sides of an opening 9.
nate at a suitable distance from the opposite
side wall 1 to provide an aisle 5 which extends
alongside the wall I. The free ends of said par
Suitable electrically operated mechanism un
titions desirably are provided with suitable braces 30 der the control of an operator in the cab 20 is pro
16 to prevent them from displacement. The up
vided for causing the bridge’ to‘ travel lengthwise
per ends of the partitions 4 terminate a prede
of the warehouse and for causing the carriage up
termined narrow distance below the floor 1 of
on the bridge to travel transversely of the direc
the upper story and the supporting beams 8
tion of movement of the bridge. Electrically op
therefor, which will prevent the cab or grapple
erated hoisting mechanism including a grapple
from passing over the top thereof from bin to
preferably having cooperating sets of forks is .
bin. The ?oor 1 is provided with apertures 9
mounted upon the carriage and is. also under
which preferably are located above the respec
the control of the operator in the cab. The elec
tive bins and through which the sorted wool may 40 trically operable mechanism for raising and low
. ‘be dropped into the respective bins.
ering the grapple is mounted in the carriage
Parallel tracks It, which are mounted upon
within the vertical space de?ned by the upper and
brackets H, secured to the vertical posts 3 of
lower ?anges of the I-beam girders of the bridge.
the respective side walls I and 2, extend longi
This is an important feature of the invention as
tudinally of the warehouse and support the trav
it enables such mechanism to occupy a minimum
eling crane in such manner that its bridge can
of vertical space, enabling the carriage to be lo
travel lengthwise of the warehouse in the narrow
cated in close proximity to the floor beams of the
upper story and also to enable the carriage to
‘space above the upper ends of the partitions 4.
The bridge of the traveling crane preferably
pass beneath the roof carried by the bridge be
neath the apertures in the floor through which
‘comprises parallel wide I-beams l2 and I3 the
the sorted wool is dropped. The forks, which are
ends of which are connected by suitable girders '
pivotally mounted upon the grapple frame, are
l4 and i 5 having electrically driven rollers l6
which are mounted upon the tracks 10, as in
‘usual constructions. Suitable tracks I‘! are
mounted upon the inwardly extending lower
‘?anges of the I-beams l2 and l3 0?? the bridge
and extend throughout the length thereof, Figs.
4 and 6. The carriage I8 is provided with suit
operated through electrically driven mechanisms
which are mounted upon the grapple frame to
.. swing them about their pivotal connection in such
manner as to engage and release the material
which is to be transported in a manner herein
able rollers l9 which are mounted upon the rails
.H and is adapted to travel transversely of the
after described.
The construction for raising and lowering the
grapple, which is illustrated in detail in Figs. 4
direction of travel of the crane.
ing drums 30 to each of which one end of a cable
length of the warehouse at right angles to the 60 and 6, comprises a pair of suitabbr spaced wind
A cam 20 is suspended from the end portion
.of the bridge of the crane which is above the
aisle and is adapted therefore to travel length
.wise of said aisle in either direction as the crane
is moved longitudinally of the warehouse.
Si is attached. The cables pass respectively
downwardly beneath and around sheaves 32 upon
v the grapple frame, and thence upwardly with
their upper ends ?xedly secured to therespective
girders 23 of the carriage. The drums 3!) are
?xedly secured to a shaft 33 which is journaled.
in the end plates 23 and is driven from the shaft
comprises parallel side plates 2i and 22 which are
rigidly connected together by suitably spaced 70 of a motor 34 through suitable reduction gearing
enclosed in a casing 35. The shaft of the motor
‘girders 23 and are provided at their ends with
is provided with a suitable electrically operated
downwardly extending parallel plates 24 and 25
brake 36. The drums, the motor and brake are
'in‘ which the shafts 26 of the rollers iii are
all within the vertical space between the upper
mounted. Suitable electrically driven mechanism
,_ The carriage as illustrated in Figs. 4 and 6
for actuating the grapple of the hoisting mecha
and lower'planes of the side plates l2 and I3 and
2,412,844
,
5
the: end platesid ot- thescarriage. frame so that. all
the mechanisms of the». carriage are within. the
minimum. vertical space between the upper and
lowerplanes of the I-beams. of- thebridge.
6
must be or sufficient length to reach its attach:
ment to the. carriage. when the carriage. is at the
most remotepositicn 012 its travel in each direc
tion from. the junction box 51.. When». the car
riage is moved from such remote positions to~
ward the junction box 5| the section of‘ the cable
propelling the carriage. lengthwise oi the bridge
in. usual constructions. sags down. in the form of
and consequently transversely of the: direction
a progressivelylengthening, loop. If. such sagging
of movement of the bridge. In the preferred con
were. permitted in the present apparatus, in
struction, illustrated. in. Big. 6-,. a. cable a1 is, at 10 which the; bridge and the carriage travel over
tached at its respective ends- to spaced drums 38
obstructions. such as the. vertical partitions form
and 3.9 and, extends intermediate of. the drums
ing the walls or the bins, the. sagging. loop of the
over-similarly spaced sheaves til-and. ail mounted
cable would engage such. obstructions and not
upon. the sideplate 22-. of, the; carriage. The drums
only
be injured thereby but’ also might interfere
at and 33‘ are ?xedly secured. to a shaft 421. which 15 with the proper operation of the crane mecha
Suitable electrically operated mechanism,
which is: mounted on the bridge; is provided, for
is; .7
by a suitable reversible motor 43
n1sm..
mounted. upon the bridge... A. central. drum 4.4 is
In the present’ construction‘ as. illustrated in‘
rigidly mounted upon the: shaft. 42 and a cable 4.5
detail in Figs; 4', 5., and 6, the outer lower. ‘?ange
extends, therefrom. around a sheave 4B; which. is
mounted upon the end girder I5.- of. the bridge 20. of the I-beam i3; isprovided with or has attached
to it any extensionextending lengthwise thereof
(Fig. '1).-, and thence to a spring-backed I-bolt, 41
having
an upturned‘ ?ange 5.2 and the outer up
which is secured to the side plate 2| of the‘. car
per- ?ange of the I-beam has similarly extended
riage (Fig. 6). When therefore: the shaft. 42- is
or has secured ‘to it a plate 53. having a down
rotated, in one direction the: cable 37-‘ will: be
turned
?ange 54 complementary to the ?ange
wound» upon the drums. 38 and, 39 drawing; the
52 providing lower and upper tracks. for a cable
carriagelin one direction and when rotated inthe
supporting trolley.
opposite direction will cause the drum- 44 to pull
The trolley as‘ illustrated in side elevation and
the carriage in. the- reverse- direction lengthwise
plan in Figs. 5 and 6 comprises a plate 515' which
of the bridge.
has secured to it adjacent each end‘ inwardly pro
Uusual mechanism well known in the; art is
jecting stud‘ shafts upon which grooved lower
provided for conducting currents of. electricity to
rollers 56 and grooved upper rollers 5'! are
suitable switches in. the cab and from said
mounted to engage and’ travel along the respec
switches, to the: respective motors comprising (1)
tive flanges 52v and 54. The plate 55 is provided
the motor for causing the; bridge to travel‘ longi
midway of its length with a stud shaft 58‘which
tudinally of the warehouse; (2:) the motor‘ for
forms a journal for a grooved pulley 59; The sec
causingthe carriage to. travel longitudinally of
tion 6!! of the electric cable is led from the junc
the bridge; (13).- themotor for-actuating the hoist
tion box 5| along and is supported upon the low
ing mechanism; and, (Kl) the electric- motor for
er outer flange of the I-beam l3 of the bridge and
actuating the tines of the grapple. fork, and need
passes in the form of a loop around the pulley 59
not be illustrated in detail in the; drawings ex
and extends to and is attached to the inwardly
cept. as to the» mechanism for preventing sagging
inclined upper end of a U-shaped vertical bar 61
of the section at the- cable containing the electric
which underlies the lower ?ange of the I-bcam ‘
conductors leading to the-motor which drives the
l3 and is secured to the frame of the carriage.
hoisting mechanism and. the; conductors of; a
branch thereof which. leads; to the‘ motor» which Lib The electric cable extends‘from such attachment
along the U-shaped‘bar BI and thence is provided
actuates the tinesof thegrapple- fork.,
In the present construction. as in usual. con
structions, a cable, which. ordinarily is ‘contained
in. a- metallic tube, extends from the switches: in
the» cab to a junction box- which. is mounted upon ,_
the bridge. Conductors. extend‘, from this junc~
tion. box to the-motors which respectively drive
the hoisting mechanism and. the. forks or the
grapple.
-
As graphically illustrated in Fig: 5 currents are
‘supplied from a. suitable source of‘ power’ through
suitable conductors in; a. cable 48 to conductor
bars 49 carried in a suitable duct which is
mounted upon one of the tracks I25} upon which
with a branch conductor E52 leading to a switch
box 63 from which it is connected by a conductor
6'5 to the motor for driving the hoisting drum.
Another branch 65 leads to the brake 3% and a
third branch conductor leads through a suitable
switch box 65 and conductor 66cc through a ro
tatable‘ connection 61 toan electric cable 68 which
vis woundv upon a spring‘drum 69 and leads to the
motor ‘Ill which actuates the-tines of the grapple
fork;
‘
'
Suitable means are ‘provided for causing the
trolley to travel lengthwise of the bridge as the
carriage is moved back and forth upon it to main
tain such tension upon the electric cable 613 as to
the bridge is: mounted and. extends longitudinally
thereof. Contact. members: which engage the re 60 prevent the sagging thereof during the move
ments of the carriage. In the construction ill-us
spective. barsrare mounted upon the. cab and lead
trated in Fig. 6 the trolley plate 55 is connected
therefrom to the switch. mechanism. in the cab
preferably through a spiral spring ‘H to a ?exible
which is suspended from the bridge. A suitable
steel cable 12- which is adapted to be wound upon
cable, which preferably-is. enclosed in a pipe. (not
a drum 7-3 which is ?xedly’ secured to the shaft
,showno extends. from. the; switch. mechanism 5%!
42', or the cable may be wound upon a spring ace
inthe cab to- a junction box 5;! which: preferably
tuated take-up drum of well known construction.
is mounted on the bridge». girder l3 approximately
The cable 72 is'so wound upon the take-up drum
midway of its: lengtlr
a branch of the cable
l3 that as the carriage travels away from the
containing the. conductors: leading. to the motors
drum the trolley will‘ be moved by the tension up
which are carried by the. carriage extends from
on'the electric. cable ?ll away from the drum at
the switchbox. 5;! to the carriage.
half the speed of‘ the carriage. When the" car
Inasmuch as the carriage travels‘ longitudinal
ri'age is movedtoward the drum the steel cable
ly of the bridge. girders the’ section of cable run
12‘ will be» wound upon- the drum F3‘ and draw‘the
ning from the; junction‘ box Eli to. the carriage '
trolley toward the drum there-by maintaining
2,412,844.
It will be obvious from the foreging description
su?icient tension upon the section 60 of the cable
that
the present invention comprises means for
to prevent it from sagging below the bridge of the
transferring wool or other material which can
crane and thus will prevent the cable from engag
be economically operated, which will avoid the
ing the partitions or other obstructions beneath
necessity
of manually distributing wool or other
C1
the carriage.
materials in the respective bins and which-will
Any suitable grapple construction may be em
ployed. In the preferred construction graphi
enable the material'to be transferred from‘ one
suitable pipes 75 and 16 to opposite ends of coop
crating cylinders TI and 18 which are mounted
is particularly described herein as for the stor
cally illustrated herein the motor 'lll is of a re- ‘ bin to another or to be loaded conveniently upon
a truck placed in the aisle.
} -'
.versible type and actuates a gear pump 14 which
alternately supplies oil under pressure through 10 It will be understood that while the invention
upon the frame of the grapple and which actu
ate respectively pistons having piston rods con,
nected respectively to like cross heads is which
in turn through suitable mechanism rotate shafts
.80 and 3] having complementary arcuate tines
82 and 83 toward and from each other to grasp
and release the material.
age and transfer of'wool, the mechanism may be
employed in any construction in which it is-de
sirableto have the mechanism carried by a crane
occupy a minimum amount of space between over
head and underneath obstructions and inwhich
it is desirable or, necessary'to avoid a sagging
cable which during'the movement of the bridge
and carriage of the‘ crane will be likely to en
Desirably means are
provided for insuring the proper conjoint opera 20 gage an obstruction or to injure a person em
ployed beneath the path of the carriage of the
tion of the shafts 80 and 8| such as sprockets 84
.and 85 around which extend a crossed chain 86
having a slotted link connection 81 through
which one of the leads of the chain passes.
crane.
,
It ‘will therefore be understood that the par
ticular embodiment of the invention shown and
In the operation of the system wool is sorted 25 described herein is of an illustrative character
and‘ is not restrictive of the meaning and scope
in the upper story of the warehouse and is selec
of the following claims.
'
l
tively dropped through suitable apertures 9 in
- Having thus described the invention, whatis
the ?oor into the respective bins. As the mate
claimed as new and desired to be secured by
rial accumulates in the bin the bridge of the crane
'
is automatically moved under the control of the 30 Letters Patent is:
1. Apparatus of the class described comprising
operator over a bin in which it is desired to dis
a warehouse having a lower story for the‘stor—
age of portable material and a superposed upper
tribute the pile of wool or other material evenly
throughout the area of the "bin; the carriage is
story for sorting the material having a floor pro
then moved over the pile, the grapple caused to
descend under the control of the operator, and 35 vided with openings through which the sorted
material may be dropped, vertical partitions'in
the grapple thereupon actuated by the operator
said lower story extending from a side wall there
to cause the tines to approach each other and
of and terminating at such distance from the
gather the mass of the material therebetween.
opposite wall as to provide an aisle along the
The loaded grapple is then hoisted and the opera
tor by controlling the movement of the bridge 40 latter and of such height as to leave such narrow
space between the upper ends of said partitions
and carriage can transfer it to any portion of the
and the ?oor of the upper story as will prevent
bin thereby maintaining a substantial level of ma
the passage of the grapple or cab of a crane there
terial in the bin and insuring complete ?lling of
through, a traveling crane having a bridge mount
the bin to any desired height. The grapple either
ed upon suitable tracks to travel longitudinally
empty or loaded can be moved from bin to bin
of the space between the upper ends of said par
only when ?rst carried over the aisle, the parti
titions and the ?oor of the upper story and hav
tions between the bins being purposely built so
ing a cab for the operator depending into said
high that there is just room for the bridge of the
aisle, a traveling carriage mounted‘on said bridge
crane only to pass over the partition. If there
movable transversely of the direction of move
fore it is desired to transfer the material from
ment of the bridge provided with a vertically
one ‘bin to another the operator can manipulate
movable grapple fork, and 'means under control
the bridge of the crane: the carriage, and the
of the operator for actuating the mechanisms of
grapple in the same manner to engage a mass of
said crane and fork to transfer masses of said
material in one bin and lift the grapple to a suffi
cient height to free it from the pile, then cause 55 material to different portions of the respective
bins and from a bin to a truck located in the aisle.
the carriage to carry the grapple over the aisle
2. Apparatus of the class described comprising 7
and by moving the bridge and carriage deposit it
‘a warehouse having a lower story for the storage
of wool or like material, a superposed upper story
in another bin, or the material may be similarly
transferred from any bin to a truck standing in
any portion of the aisle.
-
-
. ‘If during the respective movements of the
bridge and carriage above described the bridge is
positioned beneath an aperture any wool being
dropped through the aperture will be held in the
temporary storage space above the platform 21
while the bridge is beneath an aperture. ‘Upon
movement of the bridge in either direction such
wool as has accumulated upon the platform 21
will be scraped off in the manner aforesaid.
By reason of the take-up mechanism for the
electric cable during the traveling movements of
the carriage sagging of the cable is prevented
from engaging the partitions or other obstructions
.as the carriage is moved over the partitions be
tweenthebins.__
_
-
_
'
-
60
for sorting the'material having a‘ floor provided
with one or more openings through which the
sorted material may be dropped respectively into
bins formed by vertical partitions in said lower
story of such height as to leave suchrnarrow
space between the upper ends of the partitions
and the floor of the upper story as will prevent
the passage of the grapple orcab of a crane
therethrough, a traveling crane having a bridge
mounted on suitable tracks'to travel longitudi
nally of the ‘warehouse between the upper ends
of said partitions and the ?oor of the upper story,
a traveling carriage mounted on said bridge mov
able transverselyof the direction’ of movement
of said bridge provided with a vertically movable
grapple fork, means mounted on or above said
nun-s44
bridge for temporarily holding material ‘being
for sorting thematerial having a ?oor provided
‘dropped through a *‘?oorsopening so that it will
not become tangled in the mechanism of the car
with one :or more openings through ‘which the
sorted material may be dropped, vertical parti
riage ‘when the carriage‘ is beneath said opening.
3. Apparatus of the class described comprising
tions in said ‘lower story extending from a side
GI
a warehouse having a ‘lower story for the stor
wall thereof and terminating at such distance
age {of wool or like material, a superposed upper‘
story for sorting the material having a, ?oor pro
from the opposite wall as to provide an aisle along
the latter and a series of bins and :of such height
vided with one or more openings through which
:as ‘to leave .a narrow space between the upper
the sorted material may be ‘dropped, ‘vertical ‘par 10 ends of said partitions :and the floor of the ‘upper
story, a traveling crane having a bridge mounted
titions in said lower story extending ‘from aside
upon suitable tracks to travel longitudinally of
wall thereof and terminating at such distance
the warehouse within the space between the (up
from the opposite wall as to provide an aisle
perend'szofsaid partitions andthe‘?ooroi the up
along the latter and of such height as to leave
such narrow space between the upper ends of 15 er story ‘and having a cab ‘for the operator de
pending into said aisle,’ a traveling ‘carriage,
said ‘partitions and the door of the upper story
mounted on said bridge movable transversely of
as will prevent the passage of the grapple or ‘cab
the direction of movementof said bridge provided
of a ‘crane therethrough, a traveling crane ‘hav
with a vertically movable grapple fork and having
ing a bridge mounted upon suitable tracks to
a ‘platform mounted on said bridge so positioned
travel longitudinally of the warehouse Within the
space between the upper ‘ends of said partitions 20 as to temporarily holdimaterial dropped through
a ?oor opening and prevent it from being de
and the floor of the ‘upper story and having a
posited upon the mechanisms of said carriage
cab for the operator ‘depending into said “aisle,
when the‘ carriage is beneath said opening,
a traveling carriage mounted on said bridge mov
guards mounted upon and extending downwardly
able transversely of the direction of movement
of said bridge provided with a vertically movable 25 from the ?oorof the upper ‘story and terminating
in proximity to said platform for removing the
grapple fork, and having a platform mounted
material deposited upon said platform upon
on said bridge so positioned as to temporarily
movement of the bridge from beneath an open
hold material dropped through a floor open-ing
ing, and means under the (control of theoperator
and prevent it from being deposited upon the
for actuating the ‘mechanisms of said crane and
mechanisms of said carriage when the carriage
is beneath such opening, and means under the
control of the operator ‘for actuating the ‘mech
anisms of said crane and fork to transport masses
of said material to dilferent portions of the re
fork to transport masses of said material to dif
fer-ent portions of ‘the respective bins and from
a ‘bin to a truck located ‘in the‘aisle.
spective bins or from a bin to a truck located in
the aisle or from one bin through said aisle to
a warehouse having a lower story and a super
posed upper story, vertical partitions in said lower
story of such height as to leave a narrow space
between the upper ends of said partitions and
6. Apparatus of the class described comprising
another bin.
4. Apparatus of the class described comprising
a warehouse having ‘a lower story for the storage
of wool or like material, a super-posed upper-story
for sorting the material having a ‘?oor ‘provided
with one or more openings through which the
sorted material may ‘be dropped, vertical par-ti
tions in said lower story extending from a side
wall thereof and terminating at such distance
from the opposite wall as to provide an aisle along
the latter and a series of bins ‘and of such height
40
the *?oorof the upper story, parallel ways extend
ing respectively along and in‘ proximity to the
sides of said lower story above the upper ends of
said partitions,
'
as to leave a narrow "space between the ‘upper
ends of said partitions and the floor of the upper
story, a traveling crane having a ‘bridge mounted
upon suitable tracks to travel longitudinally of
the warehouse within the space between the up
per ends of said partitions and the floor of the
‘
cab for the operator
depending into said aisle, ‘a traveling carriage
mounted on said bridge movable transversely of
the directionof movement of said bridge provided
7. Apparatus of the class described ‘comprising
a Warehouse having a lower story and ‘a super,
posed upper story, vertical partitions in said lower
story of such height as to leave a narrow space be-_
tween the upper ends of said partitions and the
a platform mounted on said bridge :50 ‘positioned
as to temporarily hold material dropped through 60 ?oor of the upper story, parallel ways extending
a floor opening and prevent it from being depos
with a vertically movable grapple fork and having
ited upon the mechanisms “of said carriage when
the carriage is beneath ‘said opening, means for
upon the inner lower flanges of said I-beam
girders to travel transversely of the direction of
movement of said bridge, vertically movable grap
ple mechanism mounted on said carriage, elec
bins and from
aisle.
70 trically operable mechanism respectively for ac
tuating said carriage and for raising and lower
5. Apparatus of the class described comprising
a warehouse having a lower story for the storage
of wool or like material, a
ing said grapple mounted on said bridge and car
riage and lying Within the vertical space between
the upper and lower horizontal planes of said
superposed upper story’ 75 bridge
girders.
2,412,844
12
11
8. Apparatus of the class described compris
ing a warehouse having a lower story and a super
posed upper story, vertical partitions in said
lower story of such height as to leavea narrow
space between the upper ends of said partitions
and the ?oor of the upper story, parallel ways ex
tending respectively along and in proximity to
the sides of said lower story above the upper ends
of said partitions, a crane comprising a bridge
mounted on said ways and movable lengthwise
thereof having deep I-beam girders, a carriage
mounted upon the inner lower ?anges of said I
.
ner lower ?anges of said I-beam girders, hoist;
ing mechanism mounted on said carriage include
ing an electric motor, winding drums actuated
thereby having cables supporting a, grapple fork
mechanism provided with an electric motor and
means operable thereby for actuating the tines of
said grapple fork, a power cable, having con
ductors for supplying electric currents to the re
spective motors, anchored to said bridge midway
1, of the length of said bridge, and having a ?exible
section at least as long as the'distance of travel
of the carriage in either direction away from said
beam girders to travel transversely of thedirec
tion of movement of said bridge, vertically mov
able grapple mechanism mounted on said car
riage, electrically operable mechanism respec
anchorage secured to said carriage with branch
conductors leading to the respective motors,
means for preventing the sagging of said ?exible
cable section during the traveling. movements of
the carriage comprising a trolley mounted upon
the outer ?ange of one of said bridge girders to
tively for actuating said carriage and for raising
and lowering said grapple mounted on said car
travel lengthwise thereof provided with a pulley
riage and lying within the vertical space between
embraced by a loop in said ?exible cable section
20
the upper and lower horizontal planes of said
positioned to cause the lower leg of the loop to
bridge girders, and a roof mounted on the upper
overlie the outer ?ange of the I-beam' girder,
?anges of said bridge girders so positioned as
and means for actuating the trolley coordinated
to prevent material ‘dropped through an opening
with the traveling movements of the carriage to
in the ?oor from being deposited upon the car
maintain su?icient tension upon said ?exible
riage when it is beneath said opening.
cable section to prevent sagging of the upper leg
9. Transporting mechanism for a warehouse
thereof below the lower'?ange of said I-beam
having suitably spaced partitions dividing the
same into a plurality of compartments and of
girder.
such height as to leave a narrow space between
,
,
having suitably spaced partitions dividing the
the upper ends of said partitions and a super
structure of said warehouse, parallel ways in said
space extending respectively along and in prox
same into a plurality of compartments and of such
11. Transporting mechanism for a warehouse
height as to leave a narrow space between the up
per ends of said partitions and a superstructure
of said warehouse, parallel walls in said space
ing a bridge mounted to travel lengthwise of said
extending respectively along and in proximity to
warehouse over said partitions, means for actuat
the sidesof the warehouse, a crane comprising
ing said bridge, a carriage mounted on said bridge
a bridge having parallel deep I-beam girders
to travel at right angles to the direction of travel
mounted to travel lengthwise of said warehouse
of the bridge, hoisting mechanism including an
over said partitions, means for actuating said
electricmotor mounted on said carriage, a power
bridge, a carriage mounted on said bridge to travel
cable having a conductor for supplying an elec 40 at right angles to the direction of travel of the
tric current to said motor, anchored to said bridge
bridge, vertically movable hoisting mechanism
and having a ?exible section at least as long as
mounted on said carriage, electric motors and
the distance of travel of the carriage from said
means operable thereby for actuating the car
anchorage secured to said carriage, means for
riage and hoisting mechanism respectively, a ?ex
preventing undue sagging of said ?exible cable
ible power cable having conductors leading from
section during the traveling movements of said
a source of electricity to the respective motors on
carriage, comprising a trolley mounted to travel
the carriage having a section thereof at least as
on said carriage in the directions of movement
long as the distance of travel of the carriage se
thereof having a pulley embraced by a loop in , cured at one end to the bridge and connected ad
said ?exible cable section, and means for actuat
jacent its other end to said carriage with branches
ing’said trolley coordinated with the traveling
of the conductors of said cable leading to the re
movements of said carriage to maintain sufficient
spective motors, means for taking up slack in said
tension upon said ?exible cable section as to pre
cable section comprising a trolley mounted to
vent sagging thereof below the bridge of the
travel on said bridge lengthwise thereof having a
traveling crane.
,
pulley positioned above the lower outer ?ange
imity to the sides of the warehouse, a crane hav
I 10. Transporting mechanism for a warehouse
having suitably spaced partitions dividing the
same into a plurality of compartments and of
such height as to leave a narrow space between
the upper ends of said partitions and a super
structure of said warehouse, parallel ways in said
space extending respectively along and in prox
imity to the sides of the warehouse, a crane com
prising a bridge mounted to travel lengthwise of
said warehouse over said partitions, having deep 65
I-beam girders, a carriage mounted upon the in
of said I-beam embraced by a loop in said cable
section and-so positioned that the lower lead of
said loop will be supported by the lower ?ange
of the I-beam, and means for actuating said
trolley coordinated with the movements of said
carriage to maintain sufficient tension upon the
cable as to prevent sagging thereof below the
lower ?ange of said I-beam.
ARTHUR M. STEVENS,
Документ
Категория
Без категории
Просмотров
0
Размер файла
1 403 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа