US3731449A - Structural panel - Google Patents
Structural panel Download PDFInfo
- Publication number
- US3731449A US3731449A US00151113A US3731449DA US3731449A US 3731449 A US3731449 A US 3731449A US 00151113 A US00151113 A US 00151113A US 3731449D A US3731449D A US 3731449DA US 3731449 A US3731449 A US 3731449A
- Authority
- US
- United States
- Prior art keywords
- core
- wire fabric
- parts
- area
- thickness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000004744 fabric Substances 0.000 claims abstract description 28
- 239000011162 core material Substances 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 16
- 230000001427 coherent effect Effects 0.000 claims description 5
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 abstract description 12
- 239000006260 foam Substances 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 6
- 239000000123 paper Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000011096 corrugated fiberboard Substances 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- CMWTZPSULFXXJA-VIFPVBQESA-N naproxen Chemical compound C1=C([C@H](C)C(O)=O)C=CC2=CC(OC)=CC=C21 CMWTZPSULFXXJA-VIFPVBQESA-N 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/10—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products
- E04C2/20—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics
- E04C2/205—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products of plastics of foamed plastics, or of plastics and foamed plastics, optionally reinforced
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B29/007—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to a foam layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/40—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of a number of smaller components rigidly or movably connected together, e.g. interlocking, hingedly connected of particular shape, e.g. not rectangular of variable shape or size, e.g. flexible or telescopic panels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/40—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of a number of smaller components rigidly or movably connected together, e.g. interlocking, hingedly connected of particular shape, e.g. not rectangular of variable shape or size, e.g. flexible or telescopic panels
- E04C2/405—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of a number of smaller components rigidly or movably connected together, e.g. interlocking, hingedly connected of particular shape, e.g. not rectangular of variable shape or size, e.g. flexible or telescopic panels composed of two or more hingedly connected parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2607/00—Walls, panels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/24496—Foamed or cellular component
- Y10T428/24504—Component comprises a polymer [e.g., rubber, etc.]
- Y10T428/24512—Polyurethane
Definitions
- ABSTRACT A structural panel is provided with a core comprising a thick layer of urethane foam.
- the core is reinforced by a sheet of metal wire fabric embedded in and effectively bonded to the urethane foam whereby to reinforce the same. Lining each of the oppositely facing surfaces of the core is a urethane sheet also bonded to the urethane foam.
- Extending into one surface of the panel and along one edge thereof is a wide angle, V- shaped groove of a depth sufficient to sharply reduce the thickness of the core to a thickness approximately corresponding to that of said metal wire fabric, whereby the panel is divided into main body and flange parts interconnected by a hinge formation consisting of the area of said wire fabric embedded in the area of said core sharply reduced in thickness by said groove, and of the associated areas of said sheets of urethane.
- the structural panel of the aforementioned patent consists of a single sheet of laminated double or triple wall corrugated fiber board faced on one side thereof with moisture-proof sheet material and on the opposite side thereof with fire-resistant sheet material.
- the panel is scored to provide flanges which in the process of assembling the panels are turned on said scores and disposed normal to the main body of the panel. While structural panels made of such fiber board have remarkable strength, they are not satisfactory for some purposes for which they might be used. Panels light in weight, but inherently stronger and more rugged in use are sometimes required. In addition, sometimes panels characterized by lower thermal and/or moisture conductivity are required.
- the structural panel of the present invention is a unitary structure comprising a thick layer or core of coherent porous polymeric material reinforced by a sheet of flexible metal wire fabric. The oppositely facing surfaces thereof are lined with flexible sheet material.
- the arrangement is such that main body and flange parts are interconnected by a hinge formation upon which the flange part may be turned and disposed normal to the main body part when the panel is set up for use.
- FIG. 1 is a perspective view of a structural panel constructed in accordance with the invention.
- FIG. 2 is a perspective view of the panel shown in FIG. 1 but the flange part is turned on the hinge formation and disposed normal to the main body part.
- a structural panel constructed in accordance with the invention consists of a thick layer or core 12 of suitable material, a sheet 14 of wire fabric embeddedin the core and bonded to the material thereof whereby to reinforce the same, and sheets of suitable material 16 and 18 respectively bonded to and lining the oppositely facing surfaces of the core 12.
- V-shaped groove 20 spaced a substantial distance from and extending parallel to one edge of the panel is a wide angle, V-shaped groove 20 of a depth to 6
- the sheet of wire fabric 14 is coextensive with the core 12 and is disposed equidistant from the oppositely facing surfaces thereof throughout the main body and flange parts of the panel.
- the area of the sheet of wire fabric 14 interconnecting the areas thereof embedded respectively in the main body and flange parts of the panel is provided with a wide angle, V-shaped score 28, the base of which is embedded in the area of the core 12 sharply reduced in thickness by the groove 20.
- the thickness of the area of the core 12 underlying the groove 20 is shown substantially thick in the drawings, it will be understood that the groove 20 is of a depth to reduce the thickness of said area of the core 12 to approximately that of the wire fabric.
- the angle included between the opposite sides of the groove 20 is approximately 90, and the angle included between the opposite sides of the score 28 is approximately 135.
- the core 12 may be made of thermoplastic or other polymeric material expandable by heat in the presence of a catalyst to form a foamed, coherent porous structure.
- a catalyst to form a foamed, coherent porous structure.
- it is a high density closed cell selfextinguishing urethane foam
- the sheet of wire fabric 14 reinforcing the core 12 is metal wire mesh, such as chicken wire.
- the sheets 16 and 18 lining the oppositely facing surfaces of the core 12 may be of plastic material, such as urethane sheet, or of paper stock, such as asbestos paper impregnated with a suitable plastic substance, depending upon the use to which the panel is to be put.
- the area of the flexible sheet 18 lining the groove 20 has applied thereto a pressure sensitive adhesive, which, if desired, may be covered with a tape (not shown) that is stripped therefrom to expose the adhesive when the panel is set up for use.
- the flange part 24 is turned upon the hinge part 26 and disposed normal to the main body part 22, whereupon the included angle between the opposite sides of the groove 20 is closed and the opposed areas 30 of the flexible sheet 18 lining the groove are adhesively secured together.
- the flange part 24 is set up normal to the main body part 22, the areas 30 of the flexible sheet 18 are folded and tucked deep into a cut or recess extending from the line of intersection of the inner surfaces respectively of the main body and flange parts towards the line of intersection of the outer surfaces respectively of the main body and flange parts and terminating close adjacent the latter.
- a structural panel consisting of -A. a substantially thick coherent porous core of polymeric material having in one of the oppositely facing surfaces thereof a wide angle, V-shaped groove, the angle included between the opposite sides of said groove being approximately 90, and said groove being of a depth approximately the thickness of said core,
- the combination consisting of opposite Sides of Said score being approximately A. a substantially thick coherent porous core of f polymeric material having C. flexible sheet material hnmg at least one of the opa main body part and positely facing surfaces of said core and effectively 2. a flange part extending laterally from said main bonded to said core materialbody part and disposed approximately at right
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Laminated Bodies (AREA)
Abstract
A structural panel is provided with a core comprising a thick layer of urethane foam. The core is reinforced by a sheet of metal wire fabric embedded in and effectively bonded to the urethane foam whereby to reinforce the same. Lining each of the oppositely facing surfaces of the core is a urethane sheet also bonded to the urethane foam. Extending into one surface of the panel and along one edge thereof is a wide angle, V-shaped groove of a depth sufficient to sharply reduce the thickness of the core to a thickness approximately corresponding to that of said metal wire fabric, whereby the panel is divided into main body and flange parts interconnected by a hinge formation consisting of the area of said wire fabric embedded in the area of said core sharply reduced in thickness by said groove, and of the associated areas of said sheets of urethane.
Description
United States Patent 1 Kephart, J r.
[ 1 May 8, 1973 [54] STRUCTURAL PANEL John W. Kephart, Jr., 1 115 Norsam Road, Gladwyne, Pa. 19035 June 8, 1971 [76] Inventor:
[22] Filed:
' 211 App]. No.: 151,113
[52] US. Cl. ..52/63l, 52/71, 52/309,
161/108,161/161 [51] Int. Cl. ..E04c 2/18, E040 2/40 [58] Field of Search ..52/71, 631, 309,
[56] References Cited UNITED STATES PATENTS FOREIGN PATENTS OR APPLICATIONS 1,189,823 3/1969 France ..52/309 Primary Examiner-Price C. Faw, Jr. Attorney-Louis V. Schiavo [57] ABSTRACT A structural panel is provided with a core comprising a thick layer of urethane foam. The core is reinforced by a sheet of metal wire fabric embedded in and effectively bonded to the urethane foam whereby to reinforce the same. Lining each of the oppositely facing surfaces of the core is a urethane sheet also bonded to the urethane foam. Extending into one surface of the panel and along one edge thereof is a wide angle, V- shaped groove of a depth sufficient to sharply reduce the thickness of the core to a thickness approximately corresponding to that of said metal wire fabric, whereby the panel is divided into main body and flange parts interconnected by a hinge formation consisting of the area of said wire fabric embedded in the area of said core sharply reduced in thickness by said groove, and of the associated areas of said sheets of urethane.
2 Claims, 2 Drawing Figures Patented May 8, 1973 3,731,449
INVENTOR. JOHN w. KEPHART, Jr.
ATTORNEY.
STRUCTURAL rANEL BACKGROUND OF THE INVENTION 1. Field of the Invention In my U. S. Pat. No. 3,564,785, issued Feb. 23, 1971, I describe certain structural panels and how a plurality of such panels may be assembled to form the roof and walls of a building structure. This application is addressed to improvements in such structural panels.
2. Description of the Prior Art The structural panel of the aforementioned patent consists of a single sheet of laminated double or triple wall corrugated fiber board faced on one side thereof with moisture-proof sheet material and on the opposite side thereof with fire-resistant sheet material. The panel is scored to provide flanges which in the process of assembling the panels are turned on said scores and disposed normal to the main body of the panel. While structural panels made of such fiber board have remarkable strength, they are not satisfactory for some purposes for which they might be used. Panels light in weight, but inherently stronger and more rugged in use are sometimes required. In addition, sometimes panels characterized by lower thermal and/or moisture conductivity are required.
SUMMARY OF THE INVENTION The structural panel of the present invention is a unitary structure comprising a thick layer or core of coherent porous polymeric material reinforced by a sheet of flexible metal wire fabric. The oppositely facing surfaces thereof are lined with flexible sheet material. The arrangement is such that main body and flange parts are interconnected by a hinge formation upon which the flange part may be turned and disposed normal to the main body part when the panel is set up for use.
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 isa perspective view of a structural panel constructed in accordance with the invention; and
FIG. 2 is a perspective view of the panel shown in FIG. 1 but the flange part is turned on the hinge formation and disposed normal to the main body part.
DESCRIPTION OF THE PREFERRED EMBODIMENT The following description is directed to the specific embodiment of the invention disclosed in the drawings. It is not addressed to the scope of the invention which may be practiced in a variety of forms.
Referring to the drawing, a structural panel constructed in accordance with the invention, generally designated 10, consists of a thick layer or core 12 of suitable material, a sheet 14 of wire fabric embeddedin the core and bonded to the material thereof whereby to reinforce the same, and sheets of suitable material 16 and 18 respectively bonded to and lining the oppositely facing surfaces of the core 12.
Referring particularly to FIG. 1, spaced a substantial distance from and extending parallel to one edge of the panel is a wide angle, V-shaped groove 20 of a depth to 6 The sheet of wire fabric 14 is coextensive with the core 12 and is disposed equidistant from the oppositely facing surfaces thereof throughout the main body and flange parts of the panel. The area of the sheet of wire fabric 14 interconnecting the areas thereof embedded respectively in the main body and flange parts of the panel is provided with a wide angle, V-shaped score 28, the base of which is embedded in the area of the core 12 sharply reduced in thickness by the groove 20.
While, for purposes of illustration, the thickness of the area of the core 12 underlying the groove 20 is shown substantially thick in the drawings, it will be understood that the groove 20 is of a depth to reduce the thickness of said area of the core 12 to approximately that of the wire fabric.
The angle included between the opposite sides of the groove 20 is approximately 90, and the angle included between the opposite sides of the score 28 is approximately 135.
The core 12 may be made of thermoplastic or other polymeric material expandable by heat in the presence of a catalyst to form a foamed, coherent porous structure. Preferably, it is a high density closed cell selfextinguishing urethane foam, and the sheet of wire fabric 14 reinforcing the core 12 is metal wire mesh, such as chicken wire. The sheets 16 and 18 lining the oppositely facing surfaces of the core 12 may be of plastic material, such as urethane sheet, or of paper stock, such as asbestos paper impregnated with a suitable plastic substance, depending upon the use to which the panel is to be put.
The area of the flexible sheet 18 lining the groove 20 has applied thereto a pressure sensitive adhesive, which, if desired, may be covered with a tape (not shown) that is stripped therefrom to expose the adhesive when the panel is set up for use.
Referring particularly to FIG. 2, in the use of the panel, the flange part 24 is turned upon the hinge part 26 and disposed normal to the main body part 22, whereupon the included angle between the opposite sides of the groove 20 is closed and the opposed areas 30 of the flexible sheet 18 lining the groove are adhesively secured together. In this connection, it will be noted that when the flange part 24 is set up normal to the main body part 22, the areas 30 of the flexible sheet 18 are folded and tucked deep into a cut or recess extending from the line of intersection of the inner surfaces respectively of the main body and flange parts towards the line of intersection of the outer surfaces respectively of the main body and flange parts and terminating close adjacent the latter.
While in accordance with the provisions of the patent statutes, I have illustrated and described the best form or embodiment of my invention now known to me, it will be apparent to those skilled in mean that changes may be made in the form of the structural panel described without departing from the spirit and scope of the invention as set forth in the appended claims.
What is claimed is: 1. In a structural panel, the combination consisting of -A. a substantially thick coherent porous core of polymeric material having in one of the oppositely facing surfaces thereof a wide angle, V-shaped groove, the angle included between the opposite sides of said groove being approximately 90, and said groove being of a depth approximately the thickness of said core,
B. a sheet of flexible wire fabric substantially coexangles thereto, said flange part being partially separated from said main body part by a deep cut extending from the line of intersection of the inner surfaces respectively of said parts toward tensive with said core, said wire fabric being em- 5 the line of intersection of the outer surfaces bedded in and effectively bonded to said core respectively of said parts and disposed approximaterial whereby to reinforce the same, the area mately at an angle of 45 to each of said parts, of the wire fabric underlying the groove bei prosaid cut terminating close adjacent the line of invided with a wide angle, V-shaped ore, the a gl tersection of the outer surfaces respectively of included between the opposite sides of said score Said Part8 h r by to ffo d an area'of Said core being substantially greater than 90 and substanply ce in thickness and interconnecttially less than 180, and the base of said score 8 Said p b i close dj h b f id groove, d B. a sheet of flexible wire fabric substantially coex- C. flexible sheet material lining at least one of the optensive with Said i Said Wife fabric being positely facing surfaces of said core and effectively i bedded in and effectively bonded to Said Core bonded to said core material, said groove being efmaterial whereby to reinforce the Same, the areas fective to divide said panel into two parts, the area of Said Wire fabric respectively embedded in Said of said wire fabric embedded in the area of said main body and flange parts being interconnected core sharply reduced in thickness by said groove, y an intervening area of Said wire fabric extendand the associated areas of said sheet material afiiig through Said area of the Core p y reduced fording a hinge formation extending longitudinally in thickness as aforesaid and the area of the wire f said groove and interconnecting Said pane] fabric interconnecting the areas of wire fabric emparts, one of said panel parts being capable of bedded iespeetiveiy in said Parts and extending being turned on said hinge formation relative to thfough the e of core Sharply reduced in the other panel part whereby to close the angle thickness by said cut is in the form of a wide angle, cluded between the opposite sides of said groove. v'shaped Score, e angle included between the 2. In a structural panel, the combination consisting of opposite Sides of Said score being approximately A. a substantially thick coherent porous core of f polymeric material having C. flexible sheet material hnmg at least one of the opa main body part and positely facing surfaces of said core and effectively 2. a flange part extending laterally from said main bonded to said core materialbody part and disposed approximately at right
Claims (2)
- 2. In a structural panel, the combination consisting of A. a substantially thick coherent porous core of polymeric material having
- 2. a flange part extending laterally from said main body part and disposed approximately at right angles thereto, said flange part being partially separated from said main body part by a deep cut extending from the line of intersection of the inner surfaces respectively of said parts toward the line of intersection of the outer surfaces respectively of said parts and disposed approximately at an angle of 45* to each of said parts, said cut terminating close adjacent the line of intersection of the outer surfaces respectively of said parts thereby to afford an area of said core sharply reduced in thickness and interconnecting said parts, B. a sheet of flexible wire fabric substantially coextensive with said core, said wire fabric being embedded in and effectively bonded to said core material whereby to reinforce the same, the areas of said wire fabric respectively embedded in said main body and flange parts being interconnected by an intervening area of said wire fabric extending through said area of the core sharply reduced in thickness as aforesaid, and the area of the wire fabric interconnecting the areas of wire fabric embedded respectively in said parts and extending through the area of the core sharply reduced in thickness by said cut is in the form of a wide angle, V-shaped score, the angle included between the opposite sides of said score being approximately 45*, and C. flexible sheet material lining at least one of the oppositely facing surfaces of said core and effectively bonded to said core material.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US15111371A | 1971-06-08 | 1971-06-08 |
Publications (1)
Publication Number | Publication Date |
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US3731449A true US3731449A (en) | 1973-05-08 |
Family
ID=22537370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US00151113A Expired - Lifetime US3731449A (en) | 1971-06-08 | 1971-06-08 | Structural panel |
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US (1) | US3731449A (en) |
Cited By (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3939615A (en) * | 1974-04-05 | 1976-02-24 | Roger Sorkin | Foldable roof construction element |
US4000594A (en) * | 1975-01-13 | 1977-01-04 | Kirk Jr James D | Building construction member |
US4043624A (en) * | 1974-01-14 | 1977-08-23 | Whirlpool Corporation | Refrigeration apparatus wall structure |
US4140330A (en) * | 1976-10-04 | 1979-02-20 | Fischer Gesellschaft M.B.H. | Ski having a patterned top covering |
FR2402046A1 (en) * | 1977-08-29 | 1979-03-30 | Robertson Co H H | WALL STRUCTURE WITH CONTROLLED PANEL RELEASE |
US4151687A (en) * | 1978-02-21 | 1979-05-01 | Kephart John W Jr | Device for securing structural panels |
US4157413A (en) * | 1977-01-14 | 1979-06-05 | Usm Corporation | Unitary plastic hinged article and method of making |
US4209089A (en) * | 1978-10-06 | 1980-06-24 | Rubber Millers, Inc. | Composite feeder belt |
US4261610A (en) * | 1977-08-24 | 1981-04-14 | Nissan Motor Company, Limited | Molding assembly |
US4287243A (en) * | 1978-07-28 | 1981-09-01 | Gottlieb Commercial Company A/S | Mat for multispectral camouflage of objects and permanent constructions |
US4307552A (en) * | 1978-10-13 | 1981-12-29 | Votte Andre T | Synthetic roofing elements of the slate type and a method of manufacturing same |
US4348448A (en) * | 1981-09-08 | 1982-09-07 | Cornell Richard R | Molding strip having a curvilinear surface and a method for making same from laminar sheet material |
US4361995A (en) * | 1979-02-05 | 1982-12-07 | Isover Saint-Gobain | U-Shaped plasterboard |
US4400918A (en) * | 1981-11-30 | 1983-08-30 | Lewis Eugene R | Foam/foil backer for siding and siding assembly and method for making same |
US4489660A (en) * | 1981-05-27 | 1984-12-25 | Nissan Motor Company, Limited | Foldable panel for storage space of an automotive vehicle or the like |
DE3514411A1 (en) * | 1985-04-20 | 1985-09-05 | Ingo 4500 Osnabrücke Remmert | Box body for road vehicles and other mobile transport means |
US4704837A (en) * | 1986-08-15 | 1987-11-10 | National Gypsum Company | Wall construction |
EP0319937A2 (en) * | 1987-12-10 | 1989-06-14 | Linde Aktiengesellschaft | Vending refrigerator |
US5016414A (en) * | 1990-07-08 | 1991-05-21 | Wang Guo Chi | Imitated carved wooden door having three-dimensional panel structure |
US5121593A (en) * | 1990-03-14 | 1992-06-16 | Aktiebolaget Electrolux | Door made of folded sheet metal |
US5232530A (en) * | 1987-12-04 | 1993-08-03 | Elk Corporation Of Dallas | Method of making a thick shingle |
US5305569A (en) * | 1989-04-19 | 1994-04-26 | Elk Corporation Of Dallas | Thick shingle |
US5339577A (en) * | 1992-12-08 | 1994-08-23 | Snyder Darryl L | Laminated non-combustible board for forming ductwork and headers |
US6178708B1 (en) * | 1998-09-23 | 2001-01-30 | William H. Porter | Metal-faced angled spline for use with structural insulated panels |
US6269608B1 (en) | 1999-11-04 | 2001-08-07 | William H. Porter | Structural insulated panels for use with 2X stick construction |
US6308491B1 (en) | 1999-10-08 | 2001-10-30 | William H. Porter | Structural insulated panel |
US6327722B1 (en) * | 2000-02-24 | 2001-12-11 | Kenneth L. Noble | Portable spa platform and method of using |
US6408594B1 (en) | 1999-06-16 | 2002-06-25 | William H. Porter | Reinforced structural insulated panels with plastic impregnated paper facings |
US6412243B1 (en) | 1997-04-30 | 2002-07-02 | Franklin S. Sutelan | Ultra-lite modular composite building system |
US6491336B1 (en) * | 1999-02-26 | 2002-12-10 | Henkel Kgaa | Holder plate configuration |
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US20030192278A1 (en) * | 1999-12-29 | 2003-10-16 | Snyder Darryl L. | Interior wall and ceiling covering |
US6659158B2 (en) | 1997-06-20 | 2003-12-09 | Rite-Hite Holding Corporation | Quick-action rolling shutter door |
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US20100011691A1 (en) * | 2008-07-15 | 2010-01-21 | Anaya Richard J | Roof system and method of fabrication and installation |
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US20100242372A1 (en) * | 2009-03-27 | 2010-09-30 | Napoleon Spring Works, Inc. | Foldable Garage Door Trim Systems |
US20110094171A1 (en) * | 2007-11-14 | 2011-04-28 | Luxin (Green Planet) Ag | Roof or Facade Panel Having a Solar Panel |
US20110209418A1 (en) * | 2010-02-26 | 2011-09-01 | Drake Lawrence V | Modular enclosure for utility trailers and pickup trucks |
US8549802B2 (en) * | 2011-08-10 | 2013-10-08 | Devpat, Llc | Ridge cap with asphaltic foam materials |
US20180073246A1 (en) * | 2016-09-09 | 2018-03-15 | United States Gypsum Company | Shaftwall system using folded panels, and panel |
US20180283065A1 (en) * | 2017-04-03 | 2018-10-04 | B/E Aerospace, Inc. | Flexible hinge assembly for aircraft interior components and the like |
US20180313078A1 (en) * | 2017-04-27 | 2018-11-01 | 2 Hands Insulation Inc. | Insulating panels for framed cavities in buildings |
CN109208813A (en) * | 2017-07-07 | 2019-01-15 | 德州海天机电科技有限公司 | A kind of light composite wall partition panel and its production method |
US20190150611A1 (en) * | 2017-01-17 | 2019-05-23 | Sauder Woodworking Co. | Furniture system and related methods |
USD880013S1 (en) * | 2017-10-09 | 2020-03-31 | Cfi Foam, Inc. | Concrete block insulation |
US20230120248A1 (en) * | 2021-10-20 | 2023-04-20 | Yixiang Blow Molding Furniture Co., Ltd. | Integrated hinge structure for plastic boards |
US12091828B2 (en) * | 2018-05-30 | 2024-09-17 | Strata Products Worldwide, Llc | Sheet for a mine floor or a road, and method |
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US4043624A (en) * | 1974-01-14 | 1977-08-23 | Whirlpool Corporation | Refrigeration apparatus wall structure |
US3939615A (en) * | 1974-04-05 | 1976-02-24 | Roger Sorkin | Foldable roof construction element |
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US4157413A (en) * | 1977-01-14 | 1979-06-05 | Usm Corporation | Unitary plastic hinged article and method of making |
US4261610A (en) * | 1977-08-24 | 1981-04-14 | Nissan Motor Company, Limited | Molding assembly |
FR2402046A1 (en) * | 1977-08-29 | 1979-03-30 | Robertson Co H H | WALL STRUCTURE WITH CONTROLLED PANEL RELEASE |
US4176503A (en) * | 1977-08-29 | 1979-12-04 | H. H. Robertson Company | Controlled release wall structure |
US4151687A (en) * | 1978-02-21 | 1979-05-01 | Kephart John W Jr | Device for securing structural panels |
US4287243A (en) * | 1978-07-28 | 1981-09-01 | Gottlieb Commercial Company A/S | Mat for multispectral camouflage of objects and permanent constructions |
US4209089A (en) * | 1978-10-06 | 1980-06-24 | Rubber Millers, Inc. | Composite feeder belt |
US4307552A (en) * | 1978-10-13 | 1981-12-29 | Votte Andre T | Synthetic roofing elements of the slate type and a method of manufacturing same |
US4361995A (en) * | 1979-02-05 | 1982-12-07 | Isover Saint-Gobain | U-Shaped plasterboard |
US4489660A (en) * | 1981-05-27 | 1984-12-25 | Nissan Motor Company, Limited | Foldable panel for storage space of an automotive vehicle or the like |
US4348448A (en) * | 1981-09-08 | 1982-09-07 | Cornell Richard R | Molding strip having a curvilinear surface and a method for making same from laminar sheet material |
US4400918A (en) * | 1981-11-30 | 1983-08-30 | Lewis Eugene R | Foam/foil backer for siding and siding assembly and method for making same |
DE3514411A1 (en) * | 1985-04-20 | 1985-09-05 | Ingo 4500 Osnabrücke Remmert | Box body for road vehicles and other mobile transport means |
US4704837A (en) * | 1986-08-15 | 1987-11-10 | National Gypsum Company | Wall construction |
US5232530A (en) * | 1987-12-04 | 1993-08-03 | Elk Corporation Of Dallas | Method of making a thick shingle |
EP0319937A2 (en) * | 1987-12-10 | 1989-06-14 | Linde Aktiengesellschaft | Vending refrigerator |
EP0319937A3 (en) * | 1987-12-10 | 1990-08-16 | Linde Aktiengesellschaft | Vending refrigerator |
US5305569A (en) * | 1989-04-19 | 1994-04-26 | Elk Corporation Of Dallas | Thick shingle |
US5121593A (en) * | 1990-03-14 | 1992-06-16 | Aktiebolaget Electrolux | Door made of folded sheet metal |
US5016414A (en) * | 1990-07-08 | 1991-05-21 | Wang Guo Chi | Imitated carved wooden door having three-dimensional panel structure |
US5339577A (en) * | 1992-12-08 | 1994-08-23 | Snyder Darryl L | Laminated non-combustible board for forming ductwork and headers |
US6412243B1 (en) | 1997-04-30 | 2002-07-02 | Franklin S. Sutelan | Ultra-lite modular composite building system |
US6659158B2 (en) | 1997-06-20 | 2003-12-09 | Rite-Hite Holding Corporation | Quick-action rolling shutter door |
US6178708B1 (en) * | 1998-09-23 | 2001-01-30 | William H. Porter | Metal-faced angled spline for use with structural insulated panels |
US6491336B1 (en) * | 1999-02-26 | 2002-12-10 | Henkel Kgaa | Holder plate configuration |
US6408594B1 (en) | 1999-06-16 | 2002-06-25 | William H. Porter | Reinforced structural insulated panels with plastic impregnated paper facings |
US6308491B1 (en) | 1999-10-08 | 2001-10-30 | William H. Porter | Structural insulated panel |
US6269608B1 (en) | 1999-11-04 | 2001-08-07 | William H. Porter | Structural insulated panels for use with 2X stick construction |
US20030192278A1 (en) * | 1999-12-29 | 2003-10-16 | Snyder Darryl L. | Interior wall and ceiling covering |
US6327722B1 (en) * | 2000-02-24 | 2001-12-11 | Kenneth L. Noble | Portable spa platform and method of using |
US7334375B2 (en) * | 2000-06-30 | 2008-02-26 | Saes Getters S.P.A. | Evacuated panel for thermal insulation of a body having non-planar surfaces |
US6698157B1 (en) | 2000-10-31 | 2004-03-02 | William H. Porter | Structural insulated panel building system |
US7744160B2 (en) | 2001-01-05 | 2010-06-29 | Penio Stolarov | Method for producing objects, volumes, furniture modules and furniture, and articles produced by said method |
US20080258533A1 (en) * | 2001-01-05 | 2008-10-23 | Penio Stolarov | Method for producing objects, volumes, furniture modules and furniture, and articles produced by said method |
US7437859B2 (en) * | 2001-01-05 | 2008-10-21 | Penio Stolarov | Method for producing objects, volumes, furniture modules and furniture, and articles produced by said method |
US6599621B2 (en) | 2001-03-20 | 2003-07-29 | William H. Porter | High strength structural insulated panel |
US20040107652A1 (en) * | 2001-08-17 | 2004-06-10 | Elliott Larry E. | Reinforced foam building components and structures made therefrom |
WO2004106654A3 (en) * | 2003-06-02 | 2005-01-06 | Beer Lambertus Nicolaas De | A ceiling element |
WO2004106654A2 (en) * | 2003-06-02 | 2004-12-09 | Lambertus Nicolaas De Beer | A ceiling element |
US20050076585A1 (en) * | 2003-10-09 | 2005-04-14 | Kelly Ray G. | Sight and sound barrier |
US7690158B2 (en) * | 2003-10-09 | 2010-04-06 | Angeles Corporation | Sight and sound barrier |
US20060053713A1 (en) * | 2004-08-16 | 2006-03-16 | Bradley Remin | Pre-fabricated curved profile architectural element and method for pre-fabricating the same |
US8141316B2 (en) * | 2004-08-16 | 2012-03-27 | Curved Walls, Inc. | Pre-fabricated curved profile architectural element and method for pre-fabricating the same |
US7874114B2 (en) | 2006-10-20 | 2011-01-25 | Snyder National Corporation | Radiant heat barrier |
US20080134608A1 (en) * | 2006-10-20 | 2008-06-12 | Snyder Darry L | Radiant heat barrier |
US8181421B2 (en) * | 2007-05-18 | 2012-05-22 | The Boeing Company | Edge-wrapped panel and methods for edge-wrapping a panel |
US20100062205A1 (en) * | 2007-05-18 | 2010-03-11 | The Boeing Company | Edge-Wrapped Panel and Methods for Edge-Wrapping a Panel |
US20110094171A1 (en) * | 2007-11-14 | 2011-04-28 | Luxin (Green Planet) Ag | Roof or Facade Panel Having a Solar Panel |
US20100011691A1 (en) * | 2008-07-15 | 2010-01-21 | Anaya Richard J | Roof system and method of fabrication and installation |
US20100242372A1 (en) * | 2009-03-27 | 2010-09-30 | Napoleon Spring Works, Inc. | Foldable Garage Door Trim Systems |
US20110209418A1 (en) * | 2010-02-26 | 2011-09-01 | Drake Lawrence V | Modular enclosure for utility trailers and pickup trucks |
US8082698B2 (en) * | 2010-02-26 | 2011-12-27 | Drake Lawrence V | Modular enclosure for utility trailers and pickup trucks |
US8549802B2 (en) * | 2011-08-10 | 2013-10-08 | Devpat, Llc | Ridge cap with asphaltic foam materials |
US9200450B2 (en) | 2011-08-10 | 2015-12-01 | Devpat, Llc | Ridge cap with asphaltic foam materials |
US20180073246A1 (en) * | 2016-09-09 | 2018-03-15 | United States Gypsum Company | Shaftwall system using folded panels, and panel |
US10689846B2 (en) * | 2016-09-09 | 2020-06-23 | United States Gypsum Company | Shaftwall system using folded panels, and panel |
US20190150611A1 (en) * | 2017-01-17 | 2019-05-23 | Sauder Woodworking Co. | Furniture system and related methods |
US20180283065A1 (en) * | 2017-04-03 | 2018-10-04 | B/E Aerospace, Inc. | Flexible hinge assembly for aircraft interior components and the like |
US10422169B2 (en) * | 2017-04-03 | 2019-09-24 | B/E Aerospace, Inc. | Flexible hinge assembly for aircraft interior components and the like |
US20180313078A1 (en) * | 2017-04-27 | 2018-11-01 | 2 Hands Insulation Inc. | Insulating panels for framed cavities in buildings |
US10443232B2 (en) * | 2017-04-27 | 2019-10-15 | 2 Hands Insulation Inc. | Insulating panels for framed cavities in buildings |
CN109208813A (en) * | 2017-07-07 | 2019-01-15 | 德州海天机电科技有限公司 | A kind of light composite wall partition panel and its production method |
CN109208813B (en) * | 2017-07-07 | 2023-12-01 | 德州海天机电科技有限公司 | Light composite partition board and production method thereof |
USD880013S1 (en) * | 2017-10-09 | 2020-03-31 | Cfi Foam, Inc. | Concrete block insulation |
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US12091828B2 (en) * | 2018-05-30 | 2024-09-17 | Strata Products Worldwide, Llc | Sheet for a mine floor or a road, and method |
US20230120248A1 (en) * | 2021-10-20 | 2023-04-20 | Yixiang Blow Molding Furniture Co., Ltd. | Integrated hinge structure for plastic boards |
US11846130B2 (en) * | 2021-10-20 | 2023-12-19 | Yixiang Blow Molding Furniture Co., Ltd. | Integrated hinge structure for plastic boards |
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