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Патент USA US3019005

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Jan. 30, 1962
|_. E. GLEZEN
3,018,993
SPRING WIRE FASTENING DEVICE
Filed 001;. 7, 1959
INVEN TOR
1g W45 £2 6-4525”
- nite
Sta
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M16
Patented Jan. 30, I962
1
2
3,018,293
In accordance with the present invention, an easily
removable, yet very dependable fastening means is pro
Lewis E. Glezen, Cleveland, Ohio, assignor to Nestaway
vided for securing the member 10 in a position prefer
ably generally parallel to the wall 5. In the removable
SPRING WIRE FASTENING DEVICE
Incorporated, Cleveland, Ohio, a corporation of Ohio
Filed Oct. 7, 195?, Ser. No. 845,624
2 Claims. (Cl. 248-2205)
fastening means of the present invention, a hook 20 is
located at the free end of portion 2 and a detent 21 is
located at the free end of the straight portion 3, the por
tion 3 and detent 21, which detent includes a bump 25
The present invention relates to fastening devices for
and a free end 26, forming a generally L-shaped projec
securing members against movement, such as .fasteners
used to assemble shelf supporting members and the like 10 tion. All parts of the fastening means described lie in
substantially the same plane. As seen in the drawings,
to interior walls of cabinets, stove ovens and the like.
the book 20 is adapted to engage the U-shaped lug por
In cabinets or in stove ovens having shelf supporting
tion 12 in a lug-engaging position while the detent 21 of
members fastened to the inner sides of their Walls, it is of
the L-shaped projection is adapted to engage the U-shaped
great advantage to be able to quickly disassemble the
shelf supporting members to leave the interior of the 15 lug portion 13 in a lug-engaging position.
Thus, an inexpensive dependable fastener is provided
cabinet free of obstructions for fast and thorough clean
for holding secured member 10 ?xed against movement
ing thereof.
'
axially of the straight end portions 2 and 3. The fasten
It is an object of the present invention to provide a
ing means is readily engaged into a locking position as
removable fastening means for holding any manner of
secured member against movement relative thereto, said 20 shown in FIG. 1, but is not easily accidentally disen
means being readily engageable and disengageable from
gaged to an unlocked position as shown in FIG. 3.
said secured member.
It is an object of the present invention to provide a
fastening means for securing a shelf supporting member
Although not shown in the drawings, another wall,
parallel to wall 5 and forming the interior of a container
therewith, may also be provided with the removable se
or the like to a cabinet wall, the member being readily 25 curing means of the present invention to hold another
It is an object to provide a removable fastening means
for securing a member to a wall, the fastening means
side of the member 10 in a position parallel to the other
cabinet wall. The fastening means used on the other
side of member 10 is preferably the same as the fastening
device 1 described for use in assembling the side 11 and
being easily moved into fastening position but not readily
the wall 5.
detachable from said cabinet wall to facilitate thorough
cleaning of the interior.
or accidentally removed therefrom so as to prevent ac- ‘
‘cidental disengagement.
It is an object to provide an inexpensive removable
fastening means for fastening a shelf supporting member
‘to a cabinet wall or stove oven wall so that the member
and the wall can be easily assembled and disassembled.
Other objects will be apparent from the speci?cation,
appended claims, and the drawings in which:
.
Thus, as seen in FIG. 2,~the member 10 can be a shelf
guide member constructed of different diameter wires
including vertical support wires 22 and horizontally dis
posed shelf supporting wires 23. As also seen in FIG.
2, one or more shelves 24- may be supported by the Wires
23 to provide shelving means for the interior of a cabi
net, stove oven or other container.
'
The central portion 4 of each retainer wire has spring
characteristics and is easily ?exed by bowing the central
FIG. 1 is ‘a fragmentary side elevational view showing
.my improved removable fastening means securing a shelf 4:0 portion in a ?atter bend to disengage the hook 20 and
the L-shaped projection 21 from the lug members to
supporting member to a wall according to the present
thereby remove the retainer wire I from its lug-engaging
invention. The fastening means is shown disengaged
from its locking position in dot-dash lines;
,
a
FIG. 2 is a fragmentarysectional view taken along
the line indicated at 2—-2 in FIG. 1;
FIG. 3 is a fragmentary sectional view showing the
fastening means and its associated parts in an unlocked
position, the view being taken along the line'indicated
at 3—3 in FIG. 2; and
or locking position. The hook portion 20 is preferably
generally V-shaped while the other projection 21 in com
bination with portion 3 forms a generally L-shaped
outline, although the portion 20 might approach an
L-shape.
When fastening the shelf guide member 10 in place,
preferably the V-shaped portion or hook 261 of the re
FIG. 4 is an enlarged fragmentary sectional view 50 tainer wire 1 is ?rst inserted through loop 12, and then
the L~shaped detent 21 is snapped into place by push
taken along the line indicated at 4—4 in FIG. 2.
ing on the central bowed portion '4 or straight leg por
As shown in the drawings, the present invention pro
vides. a fastening device consisting of a single length of
tion '3. When detent 21 engages the loop 13, a free end
‘wire 1 having substantially straight end portions 2 and
or distal leg 25 of the detent passes through loop 13.
J3 connected by a central bowed portion 4, in combina 55 ‘As seen in the drawings, the detent 21 is provided with
a bump 26 which is adapted to snap through the loop
tion with a second member ?xed against movement
axially inwardly relative to the end portion 2 and 3. In
the speci?c embodiment shown, the fastening device is
shown in combination with a wall 5 having a pair of
openings 6 and 7 and a secured member, such as a shelf
supporting member 10, having a side 11 generally paral
lel to said wall 5 and having a pair of generally U-shaped
lug portions or loops 12 and 13, each of which projects
laterally through one of its corresponding wall openings
13 to prevent accidental disengagement of the distal leg
therefrom.
When it is desired to disassemble the shelf supporting
60 member 10, the parts are so constructed that the L
shaped detent portion 21 can be removed from the loop
13 only by simultaneously holding or exerting slight pres
sure in the direction of arrow A in FIG. 1 and pushing
in an opposite direction (as indicated by arrgw B) on
6 or 7 in the wall 5 when the member 10 is assembled 65 the portion 3 to thus disengage distal leg 25 vfrbrn loop
13 and thereby allow easy removal of wire 1 from the
therewith.
As seen in the drawings, the loop 12 projects through
opening 6 while the loop 13 projects through opening
loops 12 and 13. The resultant unlocked position of the
7. ‘It is thus noted that normally the distance between
Thus it is apparent the wire 1 is disengageable from
the secured member only when the bowed portion 4 is
held against shelf-shortening. In disengagement, force
the lug portions 12 and 13 of the side 11 is approxi
mately the same as the distance between the openings
6 and 7 of the wall 5.
wire fastener 1 is shown in FIG. 3.
is applied to the portion 4 in a direction to prevent the
3,018,993
3
4
portion 4 from becoming more bowed and simultane
ously force is applied to move the distal leg 25 of the
L-shaped projection in an opposite direction to clear
bump 26 and thus move the bump 26 and leg 25 out
of the loop :13. Thus, the direction of movement of
the distal leg is opposite to the direction of the force
applied to the bowed portion.
cabinets and racks adapted for transporting relatively
As best seen in FIG. 2 each of the lug portions com
prise a middle arcuate part 27 and two generally par
allel legs 28 and 29, each of the legs being rigidly con
nected to the side 11. Also as best seen in FIG. 2, the
legs 28 and 29 form openings 30 and 31 in the lug por
tions 12 and 13, respectively.
As best seen in FIG. 4, the bump or hump 26 is pref
?at baked goods such as doughnuts, rolls, or bread as
disclosed and claimed in the copending application of
Lewis E. Glezen, Serial No. 853,910 ?led November 18,
1959.
The wire used to form the fastening device is pref
erably hard drawn wire and about 1/16 to 3/16 inch in
thickness. The thickness of the wire forming the loops
12 and 13 is generally slightly thicker and is preferably
about 1A; to % inch in thickness, particularly when used
with an aluminum cabinet such as described in the above
mentioned copending application where the thickness of
the cabinet walls is about 1/32 to 1/16 inch in thickness and
the shelf supporting member 10 is constructed from wires
erably‘ spaced apart from the straight leg portion 3 a 15 having diameters of about 1A to % inch.
distance at least about equal to the thickness of the
It is to be understood that modi?cations and varia
leg 28 of the loop which forms the opening to receive
tions of the present invention other than those described
the distal leg 25. The bump 26 preferably abuts the
upper leg 28 of the loop when the distal leg 25 is in
herein may be made which are within the scope of the
present invention according to the patent statutes.
its locking position. Since the bump 26 is locked against 20 What is claimed is:
the leg 28 of loop 13 and a pull on the bowed portion
l. A fastening device consisting of a single length of
4 opposite to arrows A, only locks the bump 26 tighter
spring wire having a central bowed portion and end por
against the leg 28, the wire 1 cannot be accidentally dis
engaged from the loops 12 and 13 while it is in its
tions on each side thereof, a hook at the free end of one
of said portions and a detent at the free end of the other
normal use such as when used on food transporting 25 of said end portions which forms a generally L-shaped
cabinets or stove ovens.
Pulling on the portion 4 in a
direction opposite to arrows A in FIG. I only tightens
the lock at 26-28.
projection therewith, said central portion, hook and de
tent all lying in substantially the same plane, and a se
Two hands are necessary to pro
cured member ?xed against movement axially inwardly
vide the forces at A and B, FIG. 1, to release the fas
of said end portions, there being a hump in said detent
tener device.
'
engageable and disengageable from said secured mem
In a preferred embodiment of the present invention
ber only when said bowed portion is held against self
as shown for example in FIG. 1, the straight leg por
shortening and said hook being engageable and disen
tions 2 and 3 of the wire 1 are preferably aligned and
gageable from said secured member only when the detent
in the same plane. Thus, when the openings 6 and 7
is disengaged from said secured member.
in the wall are vertically aligned and the loops 12 and 35
2. A fastening device consisting of a single length of
13 are vertically aligned, the member 10 and wall 5 can
spring wire having a central bowed portion and relatively
be securely fastened together, ?rst, by inserting the loops
straight end portions on each side thereof, the straight
sidewardly or laterally through the openings 6 and 7;
end portions being generally parallel to each other and
and, second, vertically aligning, the straight leg portions
aligned along the longitudinal axis of the device, a secured
2 and 3 of the wire 1 by engaging the hook 20 and the
member ?xed against movement axially inwardly of said
L-shaped detent 21 with loops 12 and 13, respectively.
end portions, a hook at the free end of one of said end
As seen in FIG. 4 the bump 26 which abuts leg 28
portions which is engageable and disengageable from
of the loop is preferably about one half the thickness
said secured member only when the member is not secured
thereof. It is understood that the distal leg 25 may be
by the device, and a detent at the free end of the other
bent into other shapes, providing there is a hump which 45 of said end portions and connected in a position generally
can be used to snap the L-shaped detent 21 into place
and secure it there.
It is also understood that while the bowed arcuate
shape of the central portion is highly preferred, the cen
perpendicular thereto, said central portion, end portions,
hook and detent all lying in substantially the same plane,
there being a hump in said detent engageable and dis
engageable from said secured member only when said
tral portion may‘ be of a different con?guration as long 50 bowed portion is held against self-shortening.
as there is some excess material to provide expansion
or springing characteristics in the wire. For example, the
central portion may be of a very shallow are, a very
deep arc, a U-shaped contour or even a generally V
shaped contour. However, in any event the central por 55
tion provides the wire with spring characteristics and
the bump on the distal leg provides a means of holding
the wire to the secured member.
The movable fastening means can be advantageously
used in the versatile assemblies of tierable aluminum 60
References Cited in the ?le of this patent
UNITED STATES PATENTS
529,147
712,291
1,949,027
2,243,322
Oostrum ____________ __ Nov.
Gardiner _____________ _.. Oct.
Pancoe ______________ __ Feb.
Van Uum ____________ __ May
13,
28,
27,
27,
1894
1902
1934
1941
2,767,452
Lombardi ____________ .. Oct. 23, 1956
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