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Патент USA US2409820

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Patented Oct. 22, 1946
2,409,819
UNITED. STATES PATENT oFrIcE
` PLYWOOD STRUCTURE
Winfred E. Wilson, Los Angeles, Calif., assigner ‘
of one-half to Nina Mae Wilson,
.
Application November 1s, 1944, serial No. 564,147
2 Claims.
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1
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A
(Cl. 20-2)
,
2
This invention relates to Vstructures of the type
which maybe formed of plywood.
Specifically, the invention contemplates a struc#
,
.
electrical wiring, or the like. There may be glued
or otherwise secured to the top'wall l a plywood
panel I9, and if desired, a further panel Il may
ture which is strong,`permits ready assembly, can .
be secured to and span the bases 6. rl'hus, such a
be erected and put in use by an inexperienced man Gl structure as depicted in Figure 1 may :act as a
following directions, and which is of such nature
as to allow for variations in design of the building
support for floors, ceilings, or atlany location in a
structure.
a load.
'
Y
'
’
,
'I'he Y present :invention includes supporting
building where strength is required for supporting
,
Iam aware that corrugated sheet metal struc
tures have been on the market prior to this inven
means for a structure, such as roofs, and wherein
the said means may be readily secured to a wall,
truss, beam or other support, in a simple and ex
peditious manner.
tion, but so far as I now know, no such structures
therebetween cellular structural panels _formed
used over a curved surface. Due to the relative
have been formed of plywood and utilized in the
manner hereinafter to be described. By way of
Brieily stated, the invention contemplates the
example, in the use of my invention, I may take
pre-assembling on a relatively thin strip, such as 15 the structure as depicted in Figure 1, formed of
a plywood strip, of a given module, blocks of a
plywood, and omit the lower panel II. Such an
desired shape and spacing adapted to receive
omission may occur when the panels are to be
of plywood, and which blocks fit the contour of
thinness of the section between the corrugations,
such cellular structural panels, thus resulting in 20 the panel may be sprung to an approximate curve,
bottom and side supports for the cellular struc
and then tied, by nailing or other means.. I. have
tural panels.
further contemplated, as a part of this invention,
the structure illustrated in Figure 2, wherein a
'I‘he invention is durable, strong, readily adapt
able to various structural uses, easy to manufac
ture, readily and inexpensively assembled, and
capable of securing superior results.
In the drawing:
Figure 1 is a cross sectional view of a cellular
structure which may be utilized in the practice of
the invention,
thin ilexible strip I2, thin as compared to its width '
and length, and which may be of plywood, has
secured thereto a spaced series of blocks I3. These
blocks may be of the shape shown in YFigure 2,
wherein they are provided with inclined or slant
Ving side walls I 4 and I5, and parallel base and top
30 portions IB and I l, respectively, the side walls
i
converging toward the top and diverging toward
Figure 2 is a side elevation of structural ele
ments which may be utilized in the practice of the
the base. These blocks are shaped similarly to the
invention,
corrugations of Figure 1.
Figure 3 is a sectional view on the line 3-3 of
Figure 2,
` i
‘
Figure 4 is a detail of the invention when used
`
Such a structure as just described permits a
35 ready bending of the thin ñexible strip I2 upon
which the said blocks are mounted, to form a
curved structure, such as depicted in Figure 2,
Figure 5 is a fragmentary view looking in the
and which permits the use of this structuredirection of the arrow 5 of Figure 3.
around the top of a bowstring truss or timber
Referring to the drawing, I contemplate as one 40 arch.` This allows a very rapid erection Vof a
complete roof structure and likewise presents a
part of the invention, the corrugated plywood
satisfactory appearance from the interior.
structure illustrated in Figure 1 in section. This
The corrugated or cellular structure o'f Figure
structure may be formed in any manner desired
with the plywood sheet I forming a series of lhol
1 minus the panel II may be used in cooperation
low corrugations, as shown at 2 and 3. Each hol 45 with the thin strips I2 and the blocks I3 mounted
low corrugation presents an elongated structure
thereon as, for instance, illustrated in Figures >2,
having two inclined side walls 4 and 5. The side
3 and 5. Thus, the strip I2 with its blocks I3,
walls converge downwardly and join with the
may «be secured to upright panel members I'I and
base portion 6, and the divergent end portions
I8 (see Figure 3), whereupon the corrugated or
of the side walls are joined by a top wall 'I sub
cellular structural panels of Figure 1 may be
stantially parallel .with the bottom wall 2. Thus,
placed between the blocks I3. The panel I0 may
one or more substantially parallel corrugated
be nailed or otherwise secured by means I9 to
beams result. These beams may Ebe bored, as
the blocks I3. The corrugated structure of Fig
shown at 8 and 9, to allow passage therethrough
ure 1 preferably has its lower panel I I terminated
of conduits, such as might be used for plumbing, 55 adjacent the strip I2, as shown at 20. Likewise,
as an arch, and,
y
4
3
y vthe corrugated structure is positioned midway
between the blocks so that other lengths of the
structural panels with the securing of said cellu
lar structural panels through the medium of thin
top panels I0 to the tops of the blocks.
The use of pre-fabricated plywood sections
corrugated structure may be received between
the blocks, if the structure is to be continued.
permits the erection of buildings, such as dwell
Such an arrangement is depicted in Figure 5.
ings, quite rapidly, particularly when such sec
Tie pieces 2| may be secured between contiguous
tions have been standardized and numbered.
ends of the strip I?, as shown.
Such sections permit an inexperienced builder to
Battens 22 may overlap edges of the walls I1
follow plans and' erect 'a dwell'in'gj’or other build
to improvethe` appearance of the panels'when
Viewed froml the interior and likewise for tying 10 ing'rapidly 'and e'iccuratelyfand4 one that will have
a high factor of safety Value.`
the panels together. I may combinethe struc
ture of Figure 1 with the block structure of Fig-~ ' `»
vure 4. In this instance, the panel II would not
l
be utilized and the corrugated structure would
be dropped between the blocks to forma curved
f `I claim:
l. A built-up structure formed in the main of
plywood, including a thin flexible plywood strip,
blocks mounted on aîsurface of said strip, up
right panels secured to said strip»V and supporting
truss structure, such as an arch. The panel IE)
would be secured to the top of the blocksl as ‘be-H - the-same; a cellular structure interposed between
fore. Thus, is realized the advantage of provid-_
said blocks, and means for securing said cellular
ing thin strips, such as shown at I0 andfI'Z‘,A in
structure to the blocks.
that it allo-ws a, flexing of the structure to accom
modate for various shapes.
2. A built-up structure formed in the main of
plywood, including a thin flexible plywood strip,
'
The invention Will find many uses which areï
blocks mounted on a surfacejof said strip, upright
readily apparent to builders. I have, by the
present invention, provided a series of blocks I3
panels secured to said strip and supporting the
same, a- cellular structure interposed between said
which are pre-assembled upon a relatively thin 25 blocks, a panel transversely spanning the cellular
structure and secured thereto, andv meansv Vfor,
flexible strip I2, the blocks .I3 being of such shape
securing saidpanel andthe cellularV structureto.
and spacing as to ñt the contour of cellular struc
the said blocks.
tural panels 2 and 3, thereby providing bottom
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WINFRED E. WILSON..`
and side supports for the «cells of the cellular
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