Matches 1 - 26 out of 26
Match Document Document Title
7354081 Single bolt mortise lock  
The present invention comprises a reversible, single bolt mortise lock assembly for hinged doors. The lock assembly combines live bolt and dead bolt functions utilizing only a single bolt. The...
6688063 Wood core exterior door with mortise lock  
A storm door construction includes an internal rectangular frame providing a pane opening, the frame including left and right vertical members, a head panel and a base panel. One of the left and...
6318136 Electromagnetically controllable safety lock  
An electromagnetically controllable safety lock includes a locking bar which moves a slider, which is provided with teeth and which carries a blocking plate equipped with a passage pin channel. The...
5974842 Locking slide latch  
A locking slide latch comprises components that are easily assembled without the need for separate fasteners or adhesives. A presently preferred latch comprises a housing, a pawl received within...
5897147 Locking slide latch  
A locking slide latch comprises components that are easily assembled without the need for separate fasteners or adhesives. A preferred latch comprises a gripable base member having a spring member...
5713227 Lever activated dead-bolt lock  
A push lever activated dead-bolt lock for a door is described. The dead-bolt lock includes a dead-bolt axially mounted within a sleeve, the sleeve having a slot formed in each lateral side of the...
5209168 Secure closure system for metal cabinet doors  
A security system for a metal cabinet door comprises a latch adapted to be locked by a lock operating the latching members of the door. These comprise upper and lower strip members each having a...
4472143 Method for securing doors, and the like  
This invention is a unique method and apparatus for securing doors, windows, and the like, from unwarranted entry so that limited opening of the door, or the like, can be accomplished. The...
4363227 Door lock construction  
An improved door lock construction comprising a lock bolt formed in U-shape operable in association with an actuating mechanism, an interlocking device, a dog device and a hold-release device...
4257193 Grate lock device  
A device is disclosed for locking a grate or the like to its receiving frame to make difficult the removal of the grate by an unauthorized person utilizing a makeshift tool. The locking device has...
4231597 Flush-type door lock  
A flush mountable door lock includes a recessed body member, a lock bolt slidably mounted on the body member, and a paddle-shaped operating handle for moving the bolt. The handle is movable between...
3999411 Lock knob control mechanism  
Lock knob control mechanism comprising a three-piece cam assembly made up of a central cam actuator and two outside knob guides that may be selectively assembled to make the two knobs at opposite...
3971241 Operating device for locking mechanisms in doors, hatches and the like  
An operating device for locking mechanisms in doors or the like, especially on vehicles. A sealed system of flexible bellows interconnected by pipes is used to transfer a manual compression of an...
3967478 Door latching apparatus actuated by cleansing agent sensor  
An apparatus for unlatching a door to a hygienic area actuated by sensor electrodes in contact with the electrolytic residue of a cleansing agent upon the hand or limb of a person desiring access...
3950970 Pre-shipment protective device  
A pre-shipment protective device is used on a teller's locker to protect monies to be transferred. Only the transfer agent has a key to open the pre-shipment protective device. Only the bank has a...
3944040 Apparatus for facilitating pick up of dry cleaning  
Apparatus used to facilitate pick up of dry cleaning which uses a multi-drawered cabinet with each drawer having a separate access door. The door is unlocked when a coin is deposited therein and...
3431754 LOCK CONSTRUCTION  
3418017 Cylinder spring latch lockset  
3365919 Latching arrangement  
3157042 Motor-driven or operated locks, and the like  
3110513 Latch mechanism  
3045464 Swing door latch-lock mechanism  
3023600 Permutation locks  
2931675 Spring latch  
2922297 Snap lock  
3605459 Title is not available  
Matches 1 - 26 out of 26