Matches 1 - 9 out of 9
Match Document Document Title
7347463 Concealed door furniture fixing method and assembly  
A furniture plate assembly extends over a mortise lock in a door and contains a pair of side plates extending over each side of the door, the side plates being clamped against the door by internal...
6826937 Lock with locking elements respectively fitted to inner and outer sides of a door  
A bi-directional lock is used on a door of a house; which is comprised of inner and outer locking elements respectively fitted to inner and outer sides of the door so that people inside the house...
4854622 Door assembly incorporating means to increase resistance to forced entry  
One of the most popular ways of gaining access to a locked premise is through forced entry of a door assembly. Presented is a door assembly incorporating a system of components cooperating with a...
4832388 Door assembly and components thereof applicable to increase resistance to forced entry  
One of the most popular ways of gaining access to a locked premise is through forced entry of a door assembly. Presented is a door assembly incorporating a system of components cooperating in a...
4732418 Knob latch  
A door latch employs removable standoff posts in a concealed mounting, and a lockable latching mechanism which includes a locking slide manually actuatable from the inside of the door and movable...
4688409 Drop-bolt door lock assembly  
A high security drop-bolt lock assembly for a door includes a cylinder lock carried by a guard plate positionable on the outside of the door with the cylinder lock within the door, and a drop-bolt...
4633690 Cylinder anchor  
An improved lock cylinder assembly is mountable in a lock case and includes a lock body having an exterior side wall. The lock cylinder assembly is mountable in the lock case and fixable in a...
4550939 Security strike assembly  
A security strike plate assembly comprises a strike plate that is mounted directly on the door framing by rigid bushings and mating screws. Holes are drilled through the door jamb and into the door...
4530223 Guard for key cylinder  
A rim cylinder protection unit includes a single flat thick solid hardened steel guard plate counterbored to receive the rim of the cylinder. The cylinder is secured to the plate and prevented from...
Matches 1 - 9 out of 9