Closure fasteners – Bolt casings
Patent
1990-09-28
1991-07-16
Moore, Richard E.
Closure fasteners
Bolt casings
292340, 292DIG53, 49462, E05C 2100
Patent
active
050319469
ABSTRACT:
Door reinforcing apparatus (2) comprising a lock guard (4) for fitting to an outer face (10) of a door (12) adjacent a lock (14) in the door (12), and fixing studs (18) for fixing the lock guard (4) in position, the lock guard (4) being larger than the lock (14), the lock guard (4) having a side wall (20) which extends over the outer face (10) of the door (12) and an end wall (22) which abuts the edge (24) of the door (12) during use of the door reinforcing apparatus (2), the side wall (20) having a key aperture (26) for receiving a key for the lock (14), the end wall (22) having a lock aperture (30) for receiving at least a bolt part of the lock (14) so that the bolt part of the lock (14) can pass backwards and forwards through the lock aperture (30 ) during operation of the lock (14), and the fixing studs (18) comprising studs (40) which extend from an inner face (42) of the side wall (20) of the lock guard (4) parallel to but spaced apart from the end wall (22), and screw members (44) which pass through apertures (26) in the end wall (22) and which screw into screw threaded apertures (48) in the studs (40), and the fixing studs (18) being such that the studs (40) are not visible from an outer face (50) of the side wall (20) and the screw members (44) are only visible on the end wall (22).
REFERENCES:
patent: 1814961 (1931-07-01), Phillips
patent: 4118134 (1978-10-01), Mansel
patent: 4139999 (1979-02-01), Allenbaugh
patent: 4186954 (1980-02-01), Detlefs
patent: 4474394 (1984-10-01), Crepinsek
patent: 4887856 (1989-12-01), Percoco et al.
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