Static structures (e.g. – buildings) – Framing to receive door – doorjamb – or window sash – Retaining feature between frame and reveal
Patent
1985-07-23
1987-07-14
Friedman, Carl D.
Static structures (e.g., buildings)
Framing to receive door, doorjamb, or window sash
Retaining feature between frame and reveal
52824, E06B 104
Patent
active
046793666
ABSTRACT:
A device is claimed for attaching a frame to an aperture in a wall of a building, comprising a U-shaped female member having a first part of said frame, said female member having a plurality of teeth on the inner side of one limb thereof; and a co-operating male member attachable to a second part of said frame, said male member having a plurality of co-acting teeth on a portion thereof; whereby said male member is insertable into said female member so as to be irreversibly locked in relation thereto when said female and male members are attached to said first and second parts of said frame respectively and said first and second parts fitted together in conventional manner.
REFERENCES:
patent: 3918231 (1975-11-01), Kessler
Friedman Carl D.
O'Brien Anthony A.
Slack Naoko N.
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