Matches 1 - 50 out of 174 1 2 3 4 >
Match Document Document Title
7195295 Latch driving unit for a door lock  
A latch driving unit is assembled in an exterior knob assembly of a door lock. The latch driving unit includes a pin, a resilient member, a locking disk, a rotatable disk, a torsion spring, a cap...
7178373 Mortise lock  
A mortise lock includes a chassis, a handle assembly mounted to a side of the chassis, a sleeve, and a trim for returning the handle assembly. The handle assembly includes a spindle and a handle....
7172226 Spindle for a door handle assembly  
A spindle for a door assembly includes a first member and a second member. The first and second members each have a base, a first leg and a second leg extending from the base. The second leg is...
7156432 Operator catch cartridge assembly for a door handle set  
A handle set includes an operator having a retention slot. A chassis is provided for mounting the operator. The chassis includes a sleeve having a bore, and an opening extending through the sleeve...
7082794 Mortise lock  
A mortise lock includes a chassis mounted in a mounting hole of a door and an outside handle assembly mounted to a side of the chassis. The outside handle assembly includes an outside spindle...
7044513 Weather resistant latch handle assembly  
A weather resistant latch handle assembly including a pan having sidewalls with an opening from an interior side of the pan to an exterior side of the pan, a pan floor, and a recessed area defined...
7007987 Spindle for a door handle assembly  
A spindle for a door assembly includes a first member and a second member. The first and second members each have a base, a first leg and a second leg extending from the base. The second leg is...
6975507 Structure of notebook computer  
The present invention is to provide a notebook computer having a mechanism for configuring the notebook computer as a desktop computer, wherein a housing thereof comprises a substantially...
6926315 Push pull latch bolt mechanism  
The present invention relates to a latch bolt mechanism for a hinged door, and in particular, to a latch bolt mechanism actuated by push pull spindles. The latch bolt mechanism includes a bolt with...
6869116 Lockset with external clutching assembly  
A lockset assembly having an external clutching assembly. The external clutch assembly includes a first spindle connected to a door lever. The door lever rotates to move a latch assembly between a...
6802546 Convertible door lock latch mechanism  
A convertible door latch assembly convertible between a non-locking configuration and a locking configuration. The convertible door latch assembly including a bolt housing, a bolt slidably engaging...
6714408 Mechanism for pivotably coupling notebook computer to its display  
The present invention is to provide a mechanism for pivotably coupling a notebook computer to its display, wherein a keyboard is received in a forward recess of a housing of the notebook computer,...
6644077 Lock structure for bathroom use  
An inner unlatching mechanism for a bathroom lock includes an inner unlatching rod, a fixing member, a locking wheel, and a follower wheel. The fixing member is fixed to an inner rose and mounted...
6598440 Lockset mechanism having a semi-permanent mechanical connection  
A lockset mechanism having a semi-permanent mechanical connection between the interior and exterior components thereof is provided. The lockset mechanism includes an exterior cylinder assembly...
6578884 Latch assembly adapted to be mounted on a recessed door of a cabinet for closing the same  
A latch assembly includes a casing defining a lever chamber and a spring chamber and having a wall interposed between the lever chamber and the spring chamber and formed with a shaft-extension hole...
6568727 Retention and reinforcement system for knobs and levers  
A collar coacts with a chassis, sleeve and lever of a lockset to provide a retention and reinforcement system for lock assemblies. The collar has a flanged portion and a sleeve-engaging portion and...
6568231 Lock structure for bathroom use  
A lock structure for bathroom use comprises an outer rose, an inner rose, an outer unlatching mechanism mounted to the outer rose, and an inner unlatching mechanism mounted to the inner rose. The...
6523375 Deadbolt thumbturn assembly  
The deadbolt thumbturn assembly of the present invention includes a thumbturn including a thumbturn extension, which is inserted through a bushing collar and rose bearing, then secured with a...
6425273 Tubular lever lock  
A tubular lever lock includes a protruded connection part formed at the cross section of a pawl which slides along an inner spindle and interfaced with the operation of an eccentric hole of an...
6398274 Retracting spindle for mortise lock  
A retracting spindle mechanism has a spindle that extends between a handle trim mechanism mounted on the face of a door and a mortised door lock. The spindle is rotated by the handle to operate the...
5983687 Positioning device for a cylindrical lock  
A positioning device for a cylindrical lock includes two first upper protrusions and two first lower protrusions respectively extending from an inside hub of the lock, two second upper protrusions...
5927777 Lock set with improved spindle construction  
A lock set for a door has a cylindrical spindle integrally coupled with a knob and containing a slide plate which can be actuated to lock and unlock the cylindrical spindle against rotation. The...
5927776 Door handle extension  
A door handle extension apparatus which improves existing door handle/locksets specifically extending the handle portion of a door handle/lockset thus allowing unincumbered use of the handle...
5788296 Lock set with improved spindle construction  
A lock set for a door has a cylindrical spindle integrally coupled with a knob and containing a slide plate which can be actuated to lock and unlock the cylindrical spindle against rotation. The...
5761936 Cylindrical lever-type door lock  
This invention is directed to a door lock including a housing with a lock body which cannot be easily rotated when a burglar attempts to forcedly further rotate the outside lever handle in excess...
5685584 Adaptor spindle  
An adaptor spindle having a square cross-sectional center, dimensioned to fit and operate a standard European lock set, eight-sided opposed ends, formed to accept standard American door knobs and...
5624141 Lock assembly for retracting a door latch  
A lock assembly includes a linkage mechanism which is operable from the outside of a door via a lever and which is drivingly connected to a latch. An inside operating mechanism which is operable...
5605064 Door lock for handicapped persons  
A door lock which does not decrease the strength of an outer end portion of the outside rotary shaft includes an inside lever handle and an outside lever handle which are attached to a lock body...
5577780 Push/pull latch assembly  
A latch assembly is operated by either pushing or pulling against the end of, displacing a given amount of longitudinal travel, a spindle which has a helically formed portion of a given length...
5482335 Tubular lock assembly  
A tubular lock assembly comprising a latch assembly, an interior operator assembly including a half round portion for operating the latch assembly when rotated from a neutral orientation, a...
5364139 Door latch assembly  
A door latch assembly (10) includes a latch bolt mechanism (60) having a bolt (62) movable between a door latching position and a door unlatching position. Assembly (10) further includes handle...
5219192 Removable spindle  
A door locking assembly which facilitates removal and replacement of a damaged lockset without the need to remove the cylinder, levers or knobs, or the escutcheon plates, which includes a lockset...
5113675 Intermediate door locking mechanism  
An intermediate locking mechanism which is interposed between the existing door bolt works and the door knob of a standard key door lock, which can be unlocked by use of either a key or by entry of...
4899561 Pop-out handle lock assembly  
A pop-out handle lock assembly wherein the handle engagement and connecting means is a two part construction including a rotatable shaft having a head end with a transverse slot and a generally...
4891907 Security lock and seal for double door or window installations  
The present device secures two doors or panels together from the inside, either separately from or integral with a lock assembly for the outer door. A moveable element is provided on the inner...
4746155 Working trim for mortise lock  
Working trim for a lock including an adapter plate mounted on a door. A noncircular spindle extends from the door through the adapter plate. A shank adapter is slidably received on the spindle for...
4741190 Lockset assembly  
A lockset for a door comprising a latchbolt assembly including a bolt movable between a fully extended deadbolt locked position, and a retracted position. A spindle extends through the latch...
4667994 Frangible spindle  
A spindle assembly is provided for retracting a latch bolt of a lock set having separate independently rotatable inside and outside latch bolt-retracting hubs. The spindle assembly includes an...
4634512 Disk and plug  
A carrier is provided to hold a central apertured disk while magnetic material is plated simultaneously on the annular surfaces on both sides of the disk. The carrier contains a first opening...
4475364 Door-barring lock apparatus  
Door-barring lock apparatus has a bar member rotatably mounted to the wall near the doorway. When in a transverse or generally horizontal position, this bar member projects into the doorway for...
4471984 Lever handle assembly  
Lever handle assembly for a door lock which includes an adapter plate mounted on the door, a spindle extending through said adapter plate from said door, a spindle having an axial bore therein, an...
4223929 Door latch assembly  
A door latch assembly is disclosed adapted for use with a courtesy lock mechanism which can be released in case of emergency by pushing a release stem. The latch assembly has a splined rollback...
4120525 Latch assembly  
A latch assembly comprises a bolt unit mounted in a frame member of a door or window sash, and a bolt-driving unit installed on one side of the door or window sash. The bolt unit has a latch bolt...
4099756 Latch assembly  
A latch assembly comprises a bolt unit mounted in a frame member of a door or window sash, and first and second bolt-driving units installed one on each side of the door or window sash. The bolt...
4052092 Latch operating device including operating and latch connection improvements  
The latch operating spindle is of the type requiring the exact same specific positioning orientation with the latch regardless of the latch side at which the latch operating device is mounted and...
3942680 Spray paint container and attachment therefor  
The apparatus includes in one form an attachment for a conventional spray paint container comprised of an arcuately shaped receptacle having inner and outer walls and a bottom wall defining an...
3582121 CONTROL FOR DOOR LOCK SET  
Means and method for modifying the operation of a modern cylinder lock so as to provide for an operation of the latchbolt through a push-pull action in addition to an operation of the latch bolt...
3544147 DOOR LATCHES  
3427061 DOORKNOB ADAPTER ASSEMBLY  
3339958 Door latch  
Matches 1 - 50 out of 174 1 2 3 4 >