Fire-insulated partition and fireproof container made therewith

Claim 2

A fire insulated partition which comprises: a. an interior wall and an exterior wall, said walls spaced from one another to define an inner space therebetween; b. a wet-pipe system of sprinklers disposed in said inner space, said system including water pipes connected to said sprinklers, and valves for said sprinklers; c. a water inlet for filling said water pipes and keeping water under pressure in said water pipes; d. openings formed in said exterior wall opposite said sprinklers, plates mounted on said exterior wall to cover said openings, said plates including central fusible portions opposite said openings, a pin resiliently urging against each of said fusible portions in such a manner that when each of said fusible portions has melted under heat, each pin will protrude through each of said openings thereby causing each valve to open and each sprinkler to discharge water inside said inner space thus filling said inner space with water; and e. means to continuously drain water from the top of said inner space, thus producing a continuous circulation of a volume water inside said inner space after said valves have been opened.

Claim 3

A fire insulated structure comprising: a. an interior face and an exterior face for said structure said interior face spaced from said exterior face to define a first inner space therebetween; b. an opening in said structure; c. a swinging door in said opening; d. said swinging door formed of an interior wall and an exterior wall, said walls spaced from one another to define a second inner space therebetween; e. a first wet-pipe system of sprinklers disposed in said first inner space; f. a second wet-pipe system of sprinklers disposed in said second inner space; g. said first and said second wet-pipe systems of sprinklers including water pipes, and valves for said sprinklers. h. means to connect said second wet-pipe system of sprinklers to said first wet-pipe system of sprinklers, said connecting means compising first and second small holes communicating, respectively, with said first and second openings, and a flexible tube connected with one of said holes and slidable through the other, said flexible tube connecting said first wet-pipe system to said second wet-pipe system, i. a pipe and spigot in said structure for effecting communication between said first and second inner spaces; j. a water inelt for filling said water pipes of both said systems of sprinklers and for keeping water under pressure in said water pipes; k. openings formed in said exterior face opposite said sprinklers, plates mounted on said exterior face to cover said openings, said plates including central fusible metal portions opposite said openings, a pin resiliently urging against each of said fusible metal portions in such a manner that when each of said fusible metal portions has melted under heat, each pin will protrude through each of said openings thereby causing each valve to open and each sprinkler to discharge water inside said inner spaces thus filling said inner spaces with water, and l. means for continuously removing water from the top of both said inner spaces, thus producing a continuous circulation of water inside said inner spaces after said valves have been opened.

Claim 4

A fire insulated structure comprising: a. an interior face and an exterior face for said structure said interior face spaced from said exterior face to define a first inner space therebetween; b. an opening in said structure; c. a swinging door in said opening; d. said swinging door formed of an interior wall and an exterior wall, said walls spaced from one another to define a second inner space therebetween; e. a first wet-pipe system of sprinklers disposed in said first inner space; f. a second wet-pipe system of sprinklers disposed in said second inner space; g. said first and said second wet-pipe systems of sprinklers including water pipes, and valves for said sprinklers. h. means to connect said second wet-pipe system of sprinklers to said first wet-pipe system of sprinklers, said connecting means compising first and second small holes communicating, respectively, with said first and second openings, and a flexible tube connected with one of said holes and slidable through the other, said flexible tube connecting said first wet-pipe system to said second wet-pipe system, i. a pipe and spigot in said structure for effecting communication between said first and second inner spaces; j. a water inelt for filling said water pipes of both said systems of sprinklers and for keeping water under pressure in said water pipes; k. openings formed in said exterior face opposite said sprinklers, plates mounted on said exterior face to cover said openings, said plates including central fusible metal portions opposite said openings, a pin resiliently urging against each of said fusible metal portions in such a manner that when each of said fusible metal portions has melted under heat, each pin will protrude through each of said openings thereby causing each valve to open and each sprinkler to discharge water inside said inner spaces thus filling said inner spaces with water, and l. means for continuously removing water from the top of both said inner spaces, thus producing a continuous circulation of water inside said inner spaces after said valves have been opened.

Claim 5

A fire-insulated box-like container according to claim 2, which comprises truss members disposed in said first inner space between said interior and said exterior faces to provide rigidity to said container.

Claim 6

A fire-insulated box-like container according to claim 2, wherein each of said sprinklers comprises a sprinkler head, said sprinkler head formed with a conical portion and a tubular portion provided axially and interiorly of said conical portion, said tubular portion comprising peripheral holes opening in the space between said conical portion and said tubular portion, said tubular portion threaded at its end, said sprinkler head also including a flange dependent from said conical portion said sprinkler head fixedly mounted on the inner side of said exterior face by means of said flange, said sprinkler head comprising a bridge to simultaneously close the bottom of said conical portion and of said tubular portion at the point of convergence of said conical portion and said tubular portion, said bridge including a central bore to permit said pin to slide therethrough, a pipe connector threaded at the threaded end of said tubular portion, said pipe connector formed with an interior seat, said pin comprising a piston member capable of sliding inside said tubular portion between said bridge and said seat, a coil spring mounted between said seat and said piston member, said pipe connector connected to a water pipe, so constructed and arranged that when said fusible metal portion is heated at a temperature high enough to melt said fusible metal, said fusible metal will flow away to clear said opening, said coil spring will then push against said piston member until said piston member is past said peripheral holes, and water will then flow under pressure through said peripheral holes and be deflected inside said inner spaces by means of said conical portion until it fills said inner spaces, after which said water will be drained away to cause a continuous circulation of water inside said inner spaces, said circulation of water forming a fire-wall.

Claim 7

A fire insulated filing cabinet including drawers which comprises: interior faces and exterior faces for said cabinet, said interior faces spaced from corresponding exterior faces to define a first inner space therebetween, the front of said filing cabinet formed with openings for filing cabinet drawers, horizontal double partitions at the top and at the bottom of said filing cabinet and between said filing cabinet drawers, said double partitions defining second inner spaces, said second inner spaces in communication with said first inner space, each said filing cabinet drawer comprising a front panel which is formed of an interior wall and an exterior wall, said walls spaced from one another to define a third inner space therebetween, truss members disposed in said first inner space between said interior and said exterior faces, in said second inner spaces inside said horizontal double partitions, and in said third inner spaces between the interior walls and the exterior walls of said panels, said truss members to provide rigidity to said filing cabinet, a first wet-pipe system of sprinklers disposed in said first and second inner spaces, a second wet-pipe system of sprinklers projecting in front of said second inner spaces and adapted to be inserted at the base of said third inner space when said filing cabinet drawers are in the closed position thereof, said second wet-pipe system of sprinklers connected to said first wet-type of sprinklers, said first and said second wet-pipe system of sprinklers including water pipes and valves for said sprinklers, a water inlet for filling said water pipes of both said systems of sprinklers and for keeping water under pressure in said water pipes, openings formed in said exterior faces opposite said sprinklers, plates mounted on said exterior faces to cover said openings, said plates including central fusible metal portions opposite said openings, a first type of sprinkler head opposite each opening inside said first inner space, said first type of sprinkler head formed with a conical portion and a first tubular portion, said first tubular portion provided axially and interiorly of said conical portion, said first tubular portion comprising first peripheral holes opening in the space between said cOnical portion and said first tubular portion, said first tubular portion threaded at its end, said first type of sprinkler head including a flange dependent from said conical portion, said first type of sprinkler head fixedly mounted on the inner side of said exterior face by means of said flange, said sprinkler head comprising a bridge to simultaneously close the bottom of said conical portion and of said first tubular portion at the point of convergence of said conical portion and of said first tubular portion, said bridge including a central bore, a first pin extending through said bore with one end abutting said fusible metal portion and the other end inside said first tubular portion, a pipe connector threaded over said tubular portion, said pipe connector formed with an interior seat, said pipe connector connecting said first tubular portion to a water pipe, said first pin comprising a first piston member at said other end, said first piston member capable of sliding inside said first tubular portion, a coil spring mounted inside said first tubular portion between said seat and said first piston member and capable of urging said first pin against said fusible metal portion, said second wet-pipe system of sprinklers comprising a second tubular portion capable of extending all through said panel inside said third inner space to a distance inside said second inner space, said second tubular portion closed by a fusible metal plug at the outer end thereof and comprising a wall inside said second tubular portion and spaced from said fusible metal plug, said wall formed with a axial bore, said second tubular portion also comprising second peripheral holes adapted for opening in said third inner space and a seat screwed inside said second tubular portion, a second pin extending through said axial bore with one end abutting said fusible metal plug and the other end provided with a second piston member capable of sliding inside said second tubular portion, a second coil spring mounted inside said second tubular portion between said screwed seat and said second piston member and capable of urging said second pin against said fusible metal plug, said second tubular portion formed with a second flange by means of which said sprinkler is mounted on the inner wall of said double partition, said second tubular portion receiving a corresponding water pipe, insert openings in the inner and outer walls at said panel to insert said second wet-pipe system of sprinklers through said panel so that when said drawer is closed, said fusible metal plug will be flush with the outer wall of said panel, pipe and spigot connections between the upper portion of said third inner space and said second inner space to enable water to run from said third inner space into said first and second inner spaces when the valves are opened and means to continuously remove water from the top of said first inner spaces, thus producing a continuous circulation of water inside said inner spaces after said valves have been opened, so constructed and arranged that when said fusible metal portion and/or said fusible metal plug are heated at a temperature high enough to melt the fusible metal, said fusible metal will flow away to clear said openings and said second insert opening, said first and/or said second coil springs will then push against said respective pistion members until said piston members are past said respective peripheral holes and water will then flow under pressure through said respective peripheral holes and be caused to fill said first, second and/or third inner spaces, after which said water will be continuously removed to cause a continuous circulation of water inside said inner spaces, said circulation of water forming a fire wall.

Claim 8

A fire insulated filing cabinet including drawers which comprises: interior faces and exterior faces for said cabinet, said interior faces spaced from corresponding exterior faces to define a first inner space therebetween, the front of said filing cabinet formed with openings for filing cabinet drawers, horizontal double partitions at the top and at the bottom of said filing cabinet and between said filing cabinet drawers, said double partitions defining second inner spaces, said second inner spaces in communication with said first inner space, each said filing cabinet drawer comprising a front panel which is formed of an interior wall and an exterior wall, said walls spaced from one another to define a third inner space therebetween, truss members disposed in said first inner space between said interior and said exterior faces, in said second inner spaces inside said horizontal double partitions, and in said third inner spaces between the interior walls and the exterior walls of said panels, said truss members to provide rigidity to said filing cabinet, a first wet-pipe system of sprinklers disposed in said first and second inner spaces, a second wet-pipe system of sprinklers projecting in front of said second inner spaces and adapted to be inserted at the base of said third inner space when said filing cabinet drawers are in the closed position thereof, said second wet-pipe system of sprinklers connected to said first wet-type of sprinklers, said first and said second wet-pipe system of sprinklers including water pipes and valves for said sprinklers, a water inlet for filling said water pipes of both said systems of sprinklers and for keeping water under pressure in said water pipes, openings formed in said exterior faces opposite said sprinklers, plates mounted on said exterior faces to cover said openings, said plates including central fusible metal portions opposite said openings, a first type of sprinkler head opposite each opening inside said first inner space, said first type of sprinkler head formed with a conical portion and a first tubular portion, said first tubular portion provided axially and interiorly of said conical portion, said first tubular portion comprising first peripheral holes opening in the space between said cOnical portion and said first tubular portion, said first tubular portion threaded at its end, said first type of sprinkler head including a flange dependent from said conical portion, said first type of sprinkler head fixedly mounted on the inner side of said exterior face by means of said flange, said sprinkler head comprising a bridge to simultaneously close the bottom of said conical portion and of said first tubular portion at the point of convergence of said conical portion and of said first tubular portion, said bridge including a central bore, a first pin extending through said bore with one end abutting said fusible metal portion and the other end inside said first tubular portion, a pipe connector threaded over said tubular portion, said pipe connector formed with an interior seat, said pipe connector connecting said first tubular portion to a water pipe, said first pin comprising a first piston member at said other end, said first piston member capable of sliding inside said first tubular portion, a coil spring mounted inside said first tubular portion between said seat and said first piston member and capable of urging said first pin against said fusible metal portion, said second wet-pipe system of sprinklers comprising a second tubular portion capable of extending all through said panel inside said third inner space to a distance inside said second inner space, said second tubular portion closed by a fusible metal plug at the outer end thereof and comprising a wall inside said second tubular portion and spaced from said fusible metal plug, said wall formed with a axial bore, said second tubular portion also comprising second peripheral holes adapted for opening in said third inner space and a seat screwed inside said second tubular portion, a second pin extending through said axial bore with one end abutting said fusible metal plug and the other end provided with a second piston member capable of sliding inside said second tubular portion, a second coil spring mounted inside said second tubular portion between said screwed seat and said second piston member and capable of urging said second pin against said fusible metal plug, said second tubular portion formed with a second flange by means of which said sprinkler is mounted on the inner wall of said double partition, said second tubular portion receiving a corresponding water pipe, insert openings in the inner and outer walls at said panel to insert said second wet-pipe system of sprinklers through said panel so that when said drawer is closed, said fusible metal plug will be flush with the outer wall of said panel, pipe and spigot connections between the upper portion of said third inner space and said second inner space to enable water to run from said third inner space into said first and second inner spaces when the valves are opened and means to continuously remove water from the top of said first inner spaces, thus producing a continuous circulation of water inside said inner spaces after said valves have been opened, so constructed and arranged that when said fusible metal portion and/or said fusible metal plug are heated at a temperature high enough to melt the fusible metal, said fusible metal will flow away to clear said openings and said second insert opening, said first and/or said second coil springs will then push against said respective pistion members until said piston members are past said respective peripheral holes and water will then flow under pressure through said respective peripheral holes and be caused to fill said first, second and/or third inner spaces, after which said water will be continuously removed to cause a continuous circulation of water inside said inner spaces, said circulation of water forming a fire wall.

Claim 9

A fire-insulated structure as defined in claim 2 wherein said structure is a box-like container.