Structural cement-wood fiber panel

Claim 2

A cement-wood fiber panel comprising a body portion of cement-wood fiber of generally rectangular solid configuration having opposed faces and first, second, third, and fourth peripheral edges, a grooved configuration formed in certain of said edges, a tongue configuration formed in the other of said edges, first and second grooves in said opposed faces of said body portion parallel to each of said first and second edges, a first metal edge member mounted in complementary mating engagement with said first edge and having first flange portions received with a sliding fit in said first and second grooves associated with said first edge, a second metal edge member mounted in complementary mating engagement with said second edge and having second flange portions received with a sliding fit in said first and second grooves associated with said second edge, a third metal edge member mounted in complementary mating engagement with said third edge, first means at the junctions of said first, second, and third metal edge members to maintain said first and third metal edge members connected to each other and to maintain said second and third members connected to each other, a fourth metal edge member mounted in complementary mating engagement with said fourth edge, second means at the junctions of said fourth, second, and third metal edge members to maintain said third and fourth metal edge members connected to each other and to maintain said second and fourth members connected to each other, third and fourth grooves in said opposed faces parallel to said third edge, said third metal edge member including third flange portions received in said third and fourth grooves, and a slot in said second metal edge member in alignment with said third groove to permit said third flange portion of said third metal edge member to slide therethrough prior to being located in spaced relationship to said second metal edge member.

Claim 3

A cement-wood fiber panel as set forth in claim 1 including a weld on said slot to rigidize said second metal edge member after said third metal edge member has been placed in final position.

Claim 4

A cement-wood fiber panel as set forth in claim 2 wherein said flange portions of said third metal edge member have tapered leading portions to permit said third metal edge member to ride over said second metal edge member when being mounted.

Claim 5

A cement-wood fiber panel comprising a body portion of cement-wood fiber of generally rectangular solid configuration having opposed faces and first, second, third, and fourth peripheral edges, a grooved configuration formed in certain of said edges, a tongue configuration formed in the other of said edges, first and second grooves in said opposed faces of said body portion parallel to each of said first and second edges, a first metal edge member mounted in complementary mating engagement with said first edge and having first flange portions received with a sliding fit in said first and second grooves associated with said first edge, a second metal edge member mounted in complementary mating engagement with said second edge and having second flange portions received with a sliding fit in said first and second grooves associated with said second edge, a third metal edge member mounted in complementary mating engagement with said third edge, first means at the junctions of said first, second and third metal edge members to maintain said first and third metal edge members connected to each other and to maintain saiD second and third members connected to each other, a fourth metal edge member mounted in complementary mating engagement with said fourth edge, second means at the junctions of said fourth, second and third metal edge members to maintain said third and fourth metal edge members connected to each other and to maintain said second and fourth members connected to each other, and third and fourth grooves in said opposed faces parallel to said third edge, said third metal edge member including third flange portions received in said third and fourth grooves, said third flange portions of said third metal edge member having tapered leading portions to permit said third metal edge member to ride over said second metal edge member when being mounted on said second end.

Claim 6

A cement-wood fiber panel comprising a body portion of cement-wood fiber of generally rectangular solid configuration having opposed faces and first, second, third, and fourth peripheral edges, a grooved configuration formed in certain of said edges, a tongue configuration formed in the other of said edges, first and second grooves in said opposed faces of said body portion parallel to each of said first and second edges, a first metal edge member mounted in complementary mating engagement with said first edge and having first flange portions received with a sliding fit in said first and second grooves associated with said first edge, a second metal edge member mounted in complementary mating engagement with said second edge and having second flange portions received with a sliding fit in said first and second grooves associated with said second edge, a third metal edge member mounted in complementary mating engagement with said third edge, first means at the junctions of said first, second and third metal edge members to maintain said first and third metal edge members connected to each other and to maintain saiD second and third members connected to each other, a fourth metal edge member mounted in complementary mating engagement with said fourth edge, second means at the junctions of said fourth, second and third metal edge members to maintain said third and fourth metal edge members connected to each other and to maintain said second and fourth members connected to each other, and third and fourth grooves in said opposed faces parallel to said third edge, said third metal edge member including third flange portions received in said third and fourth grooves, said third flange portions of said third metal edge member having tapered leading portions to permit said third metal edge member to ride over said second metal edge member when being mounted on said second end.

Claim 7

A building panel having a rigid body portion composed of elongated wood fibers felted to provide a multiplicity of voids in the panel and bonded by cured Portland cement and having opposed broad faces and a plurality of straight peripheral edges, wherein the improvement comprises each pair of opposite edges being provided, respectively, with longitudinal tongues and grooves cut in said body panel while in the solid state, a continuous metal edging fitting said tongues and grooves of all of said edges and permitting a succession of said panels to have metal tongue and groove connections with one another both at their side edges and at their end edges, first grooves milled in one of said faces parallel to each of said edges, second grooves milled in the other of said faces parallel to each of said edges, and flange means on said metal edging received in said first and second grooves, said metal edging comprising a frame composed of individual edge members mounted on each of said edges and joined at their junctions, said metal edge members being mounted on said body member by a sliding fit between said flange means and said first and second grooves, one of said metal edge members including a slot therein in alignment with one of said first grooves to permit one of said flange means of one of said edge members to slide therethrough when being mounted in said one of said first grooves prior to being located in spaced relationship to said second metal edge member.

Claim 8

A building panel having a rigid body portion composed of elongated wood fibers felted to provide a multiplicity of voids in the panel and bonded by cured Portland cement and having opposed broad faces and a plurality of straight peripheral edges, wherein the improvement comprises each pair of opposite edges being provided, respectively, with longitudinal tongues and grooves cut in said body panel while in the solid state, a continuous metal edging fitting said tongues and grooves of all of said edges and permitting a succession of said panels to have metal tongue and groove connections with one another both at their side edges and at their end edges, first grooves milled in one of said faces parallel to each of said edges, second grooves milled in the other of said faces parallel to each of said edges, and flange means on said metal edging received in said first and second grooves, said metal edging comprising a frame composed of individual edge members mounted on each of said edges and joined at their junctions, said metal edge members being mounted on said body member by a sliding fit between said flange means and said first and second grooves, one of said metal edge members including a slot therein in alignment with one of said first grooves to permit one of said flange means of one of said edge members to slide therethrough when being mounted in said one of said first grooves prior to being located in spaced relationship to said second metal edge member.

Claim 9

A building panel as set forth in claim 5 wherein each of said junctions include a tab formed on one of said edge members lying under a portion of an adjacent edge member and wherein said means joining said edge members at their junctions comprise weld means at each of said junctions on said tabs.

Claim 10

A cement-wood fiber panel comprising a body portion of cement-wood fiber of generally rectangular solid configuration having opposed faces and first, second, third, and fourth peripheral edges, a grooved configuration formed in certain of said edges, a tongue configuration formed in the other of said edges, first and second grooves in said opposed faces of said body portion parallel to each of said first and second edges, a first metal edge member mounted in complementary mating engagement with said first edge and having first flange portions received with a sliding fit in said first and second grooves associated with said first edge, a second metal edge member mounted in complementary mating engagement with said second edge and having second flange portions received with a sliding fit in said first and second grooves associated with said second edge, a third metal edge member mounted in complementary mating engagement with said third edge, first means at the junctions of said first, second and third metal edge members to maintain said first and third metal edge members connected to each other and to maintain said second and third members connected to each other, a fourth metal edge member mounted in complementary mating engagement with said fourth edge, second means at the junctions of said fourth, second and third metal edge members to maintain said third and fourth metal edge members connected to each other and to maintain said second and fourth members coNnected to each other, third and fourth grooves in said opposed faces parallel to said third edge, said third metal edge member including third flange portions received in said third and fourth grooves, said first and second means comprising welds, and said junctions between said metal edge members including a tab formed integrally on one of said members and being located adjacent said junction, said tab extending outwardly beyond the end portion of said one of said members and underlying a portion of an adjacent metal edge member, and said welds being located on said tabs.

Claim 11

A cement-wood fiber panel comprising a body portion of cement-wood fiber of generally rectangular solid configuration having opposed faces and first, second, third, and fourth peripheral edges, a grooved configuration formed in certain of said edges, a tongue configuration formed in the other of said edges, first and second grooves in said opposed faces of said body portion parallel to each of said first and second edges, a first metal edge member mounted in complementary mating engagement with said first edge and having first flange portions received with a sliding fit in said first and second grooves associated with said first edge, a second metal edge member mounted in complementary mating engagement with said second edge and having second flange portions received with a sliding fit in said first and second grooves associated with said second edge, a third metal edge member mounted in complementary mating engagement with said third edge, first means at the junctions of said first, second and third metal edge members to maintain said first and third metal edge members connected to each other and to maintain said second and third members connected to each other, a fourth metal edge member mounted in complementary mating engagement with said fourth edge, second means at the junctions of said fourth, second and third metal edge members to maintain said third and fourth metal edge members connected to each other and to maintain said second and fourth members coNnected to each other, third and fourth grooves in said opposed faces parallel to said third edge, said third metal edge member including third flange portions received in said third and fourth grooves, said first and second means comprising welds, and said junctions between said metal edge members including a tab formed integrally on one of said members and being located adjacent said junction, said tab extending outwardly beyond the end portion of said one of said members and underlying a portion of an adjacent metal edge member, and said welds being located on said tabs.

Claim 12

A cement-wood fiber panel as set forth in claim 7 wherein adjacent metal edge members are slightly spaced at said junctions to permit latitude in alignment therebetween.

Claim 13

A cement-wood fiber panel comprising a body portion of cement-wood fiber having opposed faces and a plurality of peripheral edges, a continuous frame of metal edging mounted on said peripheral edges for imparting strength to said body portion, said body portion being of rectangular solid configuration and said peripheral edges comprising four peripheral edges, groove configurations on two of said peripheral edges, tongue configurations on the other two of said peripheral edges, said continuous frame including edge members mounted in substantially complementary mating relationship of said four peripheral edges, first and second grooves in said opposed faces of said body portion parallel to at least one of said edges and proximate thereto, flange portions on at least one of said edge members received in said first and second grooves with a sliding fit, said continuous frame comprising individual edge members on each of said peripheral edges, and weld means joining said edge members at their junctions, certain of said junctions between said metal edge members including a tab formed integrally on one of said members and being located adjacent said junction, said tab extending outwardly beyond the end portion of said one of said members and underlying a portion of an adjacent metal edge member, and said weld means being located on said tab.

Claim 14

A cement-wood fiber panel comprising a body portion of cement-wood fiber having opposed faces and a plurality of peripheral edges, a continuous frame of metal edging mounted on said peripheral edges for imparting strength to said body portion, said body portion being of rectangular solid configuration and said peripheral edges comprising four peripheral edges, groove configurations on two of said peripheral edges, tongue configurations on the other two of said peripheral edges, said continuous frame including edge members mounted in substantially complementary mating relationship of said four peripheral edges, first and second grooves in said opposed faces of said body portion parallel to at least one of said edges and proximate thereto, flange portions on at least one of said edge members received in said first and second grooves with a sliding fit, said continuous frame comprising individual edge members on each of said peripheral edges, and weld means joining said edge members at their junctions, certain of said junctions between said metal edge members including a tab formed integrally on one of said members and being located adjacent said junction, said tab extending outwardly beyond the end portion of said one of said members and underlying a portion of an adjacent metal edge member, and said weld means being located on said tab.

Claim 15

A cement-wood fiber panel as set forth in claim 9 wherein said metal edge members are slightly spaced at said junctions to permit latitude in alignment therebetween.