Metal door frames

Claim 2

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening, an overhead cross-member which extends across the top face of the opening to complete the frame construction, a door with a latch bolt on one side and means hingedly attaching the door to one vertical jamb member on the opposite side, the said jamb members and cross-member having similar cross-sectional shapes, mating end portions which cooperate when installed to form a finished door frame assembly, and web portions that face into the opening, the improvement comprising modifying the web portion on one of the said jamb members by forming spaced outwardly extending recessed portions for receiving the hinge means for mounting the door in the frame assembly, said recessed web portions having openings therein registrable with said openings in the hinge means for receiving fasteners used to attach the hinge means in the recessed portions to the associated face of the door opening with the said recessed portions abutting the associated face of the rough door opening, said web portion except for the recessed portions thereof being spaced from the face of the rough opening a distance determined approximately by the depth of the recessed portions, and means including an outwardly extending projection formed integrally adjacent to one end of said one web portion, said projection being formed at an angle extending outwardly from the web portion a distance sufficient to engage the face of the rough opening when the recessed portions are engaged therewith to provide support for the web portion against the opening face at the said one end thereof.

Claim 3

In the metal door frame assembly defined in claiM 1 an opening formed in the web portion of the jamb member opposite from the jamb member having the recessed portions, said web opening being located at a height to cooperate with the latch bolt on the door, and means positioned in said web opening forming a dustbox and a latch bolt strike plate assembly, said assembly being formed of a single member positioned in the said web opening, said single member having spaced opposed walls, a wall connected between corresponding side edges of said spaced opposed walls, and a flange formed on each of the side edges of said spaced opposed walls opposite from said connecting wall, one of said flanges forming the strike plate portion of the assembly, and other means on said spaced opposed walls for cooperating with the said opposite jamb web portion adjacent to the opening therein to lock the assembly in position in said opening.

Claim 4

In the metal door frame assembly defined in claim 2 wherein the rough door opening is formed of wooden studding members, the further improvement of means for attaching and anchoring the lower ends of the jamb members to the wooden studding members, said means including a U-shaped member attached to each of said vertical jamb members, said U-shaped members having spaced leg portions that extend outwardly from the jamb members for engaging opposite sides of the studding members, each of said leg portions having holes for receiving means to fasten the U-shaped members to the studding and each of said U-shaped members having a cross-portion which extends between and connects corresponding ends of the leg portions, and other means on the leg portions of said U-shaped members and on the respective jamb members for cooperatively engaging each other to retain the U-shaped members on the jamb members and to prevent relative movement therebetween.

Claim 5

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening, an overhead cross-member which extends across the top of the opening to complete the frame construction, a door including a latch bolt and means hingedly attaching the door to one of said vertical jamb members, each of the jamb and cross-members having similar cross-sectional shapes, mating end portions which cooperate to form a finished door frame assembly, and web portions that face into the opening, the improvement comprising an opening formed in the web portion of the jamb member opposite from the jamb member to which the door is hingedly attached, said jamb opening being located at a height to cooperate with the latch bolt on the door, and means positioned in said opening forming a combined dustbox and latch bolt strike plate assembly, said assembly being formed of a single member positioned in the said web opening, said single member having spaced opposed walls, another wall connected between corresponding side edges of said spaced opposed walls and a flange formed on the side edges of each of said spaced opposed walls opposite from said other connecting wall, one of said flanges forming the strike plate portion of the assembly, and means formed on said spaced opposed side walls for cooperating with the opposite web portion adjacent to the opening therein to lock the assembly in position in said opening.

Claim 6

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening, an overhead cross-member which extends across the top of the opening to complete the frame construction, a door including a latch bolt and means hingedly attaching the door to one of said vertical jamb members, each of the jamb and cross-members having similar cross-sectional shapes, mating end portions which cooperate to form a finished door frame assembly, and web portions that face into the opening, the improvement comprising an opening formed in the web portion of the jamb member opposite from the jamb member to which the door is hingedly attached, said jamb opening being located at a height to cooperate with the latch bolt on the door, and means positioned in said opening forming a combined dustbox and latch bolt strike plate assembly, said assembly being formed of a single member positioned in the said web opening, said single member having spaced opposed walls, another wall connected between corresponding side edges of said spaced opposed walls and a flange formed on the side edges of each of said spaced opposed walls opposite from said other connecting wall, one of said flanges forming the strike plate portion of the assembly, and means formed on said spaced opposed side walls for cooperating with the opposite web portion adjacent to the opening therein to lock the assembly in position in said opening.

Claim 7

In the metal door frame assembly defined in claim 4, said means formed on said spaced opposed walls for cooperating with the other web portion include cam means formed on at least one edge of each of said spaced opposed walls, and notches formed adjacent to said cam means and adjacent to the said associated flanges formed thereon.

Claim 8

In the metal door frame assembly defined in claim 4 including spaced flange portions formed integral with said opposite web portion, said spaced web flanges being attached to the said opposite web portion at opposite ends of the opening formed therein and extending outwardly from the said opposite web portion to form opposite side walls for the dustbox when the dustbox and strIke plate assembly is installed in said opening.

Claim 9

In the metal door frame assembly defined in claim 4 the one of said opposed walls of said assembly attached to the strike plate forming flange includes an integral tab for cooperating with the latch bolt when the door is closed.

Claim 10

In the metal door frame assembly defined in claim 4 wherein the rough door opening is formed of wooden studding members, the further improvement of means for attaching the lower ends of the jamb members to the wooden studding members, said means including a U-shaped member attached to at least one of said vertical jamb members adjacent to the lower end thereof, said U-shaped member having spaced leg portions that extend outwardly from the jamb member for engagement with opposite sides of the studding member adjacent thereto, each of said leg portions having holes for receiving nails used to fasten the U-shaped member to the studding, said U-shaped member also having a cross-portion which extends between and connects corresponding ends of the leg portions, and cooperative means on the leg portions of said U-shaped member and on the said one jamb member to retain the U-shaped member engaged therewith and to prevent relative movement therebetween.

Claim 11

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening formed of wooden studding, an overhead cross-member which extends across the top of the opening to complete the frame assembly, a door and means hingedly attaching the door to one of said vertical jamb members, and to the adjacent studding, the jamb and cross-members having similar cross-sectional shapes with mating end portions which cooperate when installed to form a finished door frame assembly, and each of said jamb and cross-members having a web portion that faces into the opening, the improvement comprising means for attaching and anchoring the lower end of each of said jamb members to the wooden studding, said means including a U-shaped member associated with each of said vertical jamb members having spaced leg portions that extend outwardly from the said associated jamb members for engagement with opposite wall surfaces around the rough door opening, each of said leg portions having holes for receiving means to fasten the U-shaped member to the studding, each of said U-shaped members having a cross-portion which extends between and connects corresponding ends of the leg portions, an integral outwardly extending L-shaped tongue formed on each of the leg portions of said U-shaped members, and a notch formed in the edge of each of said jamb members in position to be cooperatively engageable with an associated one of the L-shaped tongues to retain the U-shaped member on the jamb member and to prevent relative movement therebetween.

Claim 12

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening formed of wooden studding, an overhead cross-member which extends across the top of the opening to complete the frame assembly, a door and means hingedly attaching the door to one of said vertical jamb members, and to the adjacent studding, the jamb and cross-members having similar cross-sectional shapes with mating end portions which cooperate when installed to form a finished door frame assembly, and each of said jamb and cross-members having a web portion that faces into the opening, the improvement comprising means for attaching and anchoring the lower end of each of said jamb members to the wooden studding, said means including a U-shaped member associated with each of said vertical jamb members having spaced leg portions that extend outwardly from the said associated jamb members for engagement with opposite wall surfaces around the rough door opening, each of said leg portions having holes for receiving means to fasten the U-shaped member to the studding, each of said U-shaped members having a cross-portion which extends between and connects corresponding ends of the leg portions, an integral outwardly extending L-shaped tongue formed on each of the leg portions of said U-shaped members, and a notch formed in the edge of each of said jamb members in position to be cooperatively engageable with an associated one of the L-shaped tongues to retain the U-shaped member on the jamb member and to prevent relative movement therebetween.

Claim 13

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening formed of wooden studding, an overhead cross-member which extends across the top of the opening to complete the frame assembly, a door and means hingedly attaching the door to one of said vertical jamb members and to the adjacent studding, the jamb and cross-members having similar cross-sectional shapes with mating end portions which cooperate when installed to form a finished door frame assembly, and each of said jamb and cross-members having a web portion that faces into the opening, the improvement comprising means for attaching and anchoring the lower end of each of said jamb members to the wooden studding, said means including a U-shaped member having spaced leg portions that extend outwardly from the said jamb member for engagement with opposite wall surfaces around the opening, each of said leg portions having holes for receiving means to fasten the U-shaped members to the studding, each U-shaped member having a cross-portion which extends between and connects corresponding ends of the leg portions, and means formed on each of the leg portions of said U-shaped member cooperatively engageable with means formed on the associated jamb member adjacent to the lower end thereof to retain the U-shaped member on the jamb member and to prevent relative movement therebetween, the web portion on one of said jamb members having spaced outwardly extending recessed portions for receiving the hinge means for mounting the door in the frame assembly, said recessed portions having openings registrable with openings in the hinge means for receiving fasteners used to attach the hinge means to the associated face of the opening with the said recessed web portions abutting the associated opening face, said web except for the recessed portions thereof being spaced from the face of the opening a distance determined approximately by the depth of the said recessed portions, and means including at least one integral projection formed extending outwardly from adjacent to one end of the web a distance sufficient to engage the face of the opening when the recessed web portions are engaged therewith to support the web portion against the opening face at the said one end thereof.

Claim 14

In a metal door frame assembly which includes two spaced vertical jamb members for mounting on opposite faces of a rough door opening formed of wooden studding, an overhead cross-member which extends across the top of the opening to complete the frame assembly, a door and means hingedly attaching the door to one of said vertical jamb members and to the adjacent studding, the jamb and cross-members having similar cross-sectional shapes with mating end portions which cooperate when installed to form a finished door frame assembly, and each of said jamb and cross-members having a web portion that faces into the opening, the improvement comprising means for attaching and anchoring the lower end of each of said jamb members to the wooden studding, said means including a U-shaped member having spaced leg portions that extend outwardly from the said jamb member for engagement with opposite wall surfaces around the opening, each of said leg portions having holes for receiving means to fasten the U-shaped members to the studding, each U-shaped member having a cross-portion which extends between and connects corresponding ends of the leg portions, and means formed on each of the leg portions of said U-shaped member cooperatively engageable with means formed on the associated jamb member adjacent to the lower end thereof to retain the U-shaped member on the jamb member and to prevent relative movement therebetween, the web portion on one of said jamb members having spaced outwardly extending recessed portions for receiving the hinge means for mounting the door in the frame assembly, said recessed portions having openings registrable with openings in the hinge means for receiving fasteners used to attach the hinge means to the associated face of the opening with the said recessed web portions abutting the associated opening face, said web except for the recessed portions thereof being spaced from the face of the opening a distance determined approximately by the depth of the said recessed portions, and means including at least one integral projection formed extending outwardly from adjacent to one end of the web a distance sufficient to engage the face of the opening when the recessed web portions are engaged therewith to support the web portion against the opening face at the said one end thereof.