Matches 1 - 50 out of 310 1 2 3 4 5 6 7 >
Match Document Document Title
7380847 Dummy conversion bracket for a lockset  
A dummy conversion bracket is used with a lockset having an interior assembly, an exterior assembly, and a thumbpiece. The thumbpiece is pivotally coupled to the exterior assembly and includes a...
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...
7311342 Lock device  
A lock device includes an external cylinder body, a latch unit, a screw part and an inner lock body that are combined together. The inner lock body has an inner cover plate set, a washer plate, a...
7290808 Adjustable door handle  
A door handle assembly attachable to a door. The door handle assembly includes a handle coupled to the door and a latch bolt coupled to the handle and movable along a latch bolt axis between an...
7178842 Push button lock mechanism for a handle set  
A handle set includes a handle assembly having an operator, a rose insert, and a shank having a bore. The rose insert has a central opening and a post. The shank is affixed to the operator and...
7137657 Reinforced apparatus for a lever handle of a door lock  
A reinforced apparatus for a lever handle of a door lock comprises a housing having a first bottom plate and a second bottom plate, in which the first bottom plate connects a first annular wall and...
7073829 Restoring structure of a lock  
A restoring structure of a lock comprises: a sleeve disk, having a first wall and a second wall, the first wall interconnecting a first face and a second face, and the second wall interconnecting...
7066507 Post-removable construction of a door lock device  
A post-removable construction of a door lock device which is disposed on a plate assembly. The plate assembly can be applied to install a transmission mechanism comprised of an inner spindle, an...
6988751 Non-rotational lock chassis assembly  
The invention is an anti-rotational lock chassis for a retractable latch. The lock chassis includes a first hub having at least one flat side and a second hub with a thread exterior. An internally...
6979029 Lock with increased torque-resisting capacity  
A lock includes a main body having an outside seat and an inside seat around which an inside rose liner is mounted. A peripheral wall delimiting a central hole of the inside rose liner includes at...
6966586 Fitting  
The invention relates to fittings ( 1, 21 ) for the fixing and/or locking arrangement of a glass element ( 45 ) on at least one adjacent glass element, whereby the fittings ( 1, 21 ) are composed...
6886871 Fireproof cover for a tubular lock  
A tubular lock includes an inside assembly having an inside rose and an inside rose liner, an outside assembly having an outside rose and an outside rose liner, a latch mechanism including a latch,...
6880872 Lever handle return spring assembly  
A lever handle return spring assembly for a cylindrical lock mounted in a bored opening in a door includes support plates on opposite sides of the door. The support plates include cylindrically...
6869115 Inside rose liner for a door lock  
A door lock includes a main body having an inside seat and an outside seat. The inside seat includes two diametrically disposed flat surfaces and two arcuate surfaces. An inside rose liner is...
6745602 Quick install door knob assembly  
The present mechanism provides a quick install lockset mechanism having a semi-permanent mechanical connection between an interior lock assembly and an exterior lock assembly. The exterior lock...
6742820 Easy-to-operate cylindrical lock  
A lock includes an inner assembly, an outer assembly, and a latch mechanism. The inner assembly includes an inside lever handle, an inside spindle, and an inside rose. The outer assembly includes...
6719338 Dummy trim with an improved resistance to pull  
A dummy trim includes a mounting plate to be fixed to a door, a sleeve holder securely mounted to the mounting plate and including a peripheral wall, a sleeve including a first end mounted in the...
6698260 Interiorly reinforced door lock set  
A door lock set includes: an outer lock held in an outer trim plate on an outside surface of a door, a latch device for locking the door on a door frame, an inner reinforced retaining member...
6676178 Door lock assembly having escutcheon with removable posts  
A door lock assembly having a first escutcheon assembly for mounting a latch mechanism. The escutcheon includes a plate having a through-hole, first and second post mounts formed on an inward...
6641186 Combination of mounting plate and rose for door locks  
A door lock assembly includes a rose having a peripheral flange which has a recess defined therein. A handle is connected to an outer surface of said rose and a mounting plate is connected to said...
6616203 Door latch operator mount  
A door latch operator mount comprises a coupling member and a bearing member. The coupling member includes a plurality radial flanges and an integral resilient arcuate tab member projecting...
6425613 Door lockset  
A door lockset comprises a transmission assembly comprising a chassis with two through-holes, an outside handle assembly, and an inside handle assembly. The outside handle assembly comprises an...
6386602 Lever handle structure for lock  
A lever handle structure includes a fixed disk defining an axial hole and having a first side provided with a positioning. catch piece, a driving axial tube rotatably mounted in the axial hole of...
6364383 Easy-to-install door lock with burglar-proof effect for outside rose assembly  
A door lock includes a main body having a transmission assembly and a positioning assembly. The positioning assembly includes an inside seat and an outside seat. An inside rose liner is mounted...
6302457 Easy-to-install door lock with improved anti-torque effect for outside rose assembly  
A door lock includes a main body including a transmission assembly and a positioning assembly. The positioning assembly includes an inside seat and an outside seat. An inside rose liner is mounted...
6279360 Cylindrical lock with simpler positioning assembly  
A cylindrical lock includes a transmission assembly and a positioning assembly. The transmission assembly includes a retractor, an inside spindle, an outside spindle, a latch bolt, a lock core...
6223572 Door lock furniture  
A door lock for use with a door having a through bore and an intermediate transverse aperture connecting said bore with an edge of the door, into which through bore actuator portions of the lock...
6216500 Device for unlocking tubular-type door lock in conjunction with indoor handle  
A device for unlocking a tubular-type door lock in conjunction with the indoor handle is disclosed. A hollow shaft is fitted into the outdoor plate, while a hollow sleeve is axially received in the...
6164099 Door lock  
An auxiliary door lock in which a spring is coupled between a coupling block, which moves a latch bolt, and a left side board to push the coupling block and the latch bolt forwards when the door...
6048007 Lever handle door lock with adapter  
A lever handle door lock keeps the lever handle horizontal and accommodates pre-manufactured doors with pre-drilled mounting holes at varying rotational orientations by providing a two piece...
6029484 Secure door handle  
A door handle assembly is described comprising a mounting base, a cover plate, an inner cylinder and a lock mechanism wherein the cover plate covers the means for attaching the handle assembly to a...
5960517 Fixing device for door furniture  
A fixing device for an item of door furniture such as a knob or handle includes a mounting plate assembly with an internal locking slide plate which engages, with a snap-action, fixing lugs carried...
5906493 Firefighter training door device  
A training device, for mounting to a standard door having a cutout at middle height, the door mounted in a door frame having a strike plate at middle height. A sliding box is mounted in the cutout...
5887465 Torsion spring positioning means of a cylindrical lock  
A torsion spring positioning device of a cylindrical lock includes a spindle outer casing through which a spindle extends and the spindle outer casing has two protrusions extending radially inward...
5845522 Fastening arrangement for a cylindrical lock  
A fastening device used with a lock for firmly securing the lock in position against undesired rotational movement with respect to a door where the lock is mounted. The fastening device comprises a...
5784909 Control mechanism for tubular locks  
A tubular lock assembly includes an inner handle, an outer handle, and a control mechanism. An outer protective cover is mounted to the outer side of the door plate and includes a pair of notches...
5762387 Universal latch  
A universal door latch is mounted on a door having a series of holes therethrough for a latch spindle and fasteners. The latch has first and second subassemblies, a spindle, and means to rotate the...
5732578 Device for maintaining the horizontality of a door lock lever  
A lever assembly for a door lock which permits simplified assembly is provided. The lever assembly comprises a lock body cylinder, a lock shank with an inside portion and an outside portion...
5730478 Method and apparatus for mounting a push/pull handle on a latch  
Method and apparatus for mounting a push/pull handle on a latch mechanism is disclosed. Recently, it has become desirable for large medical service facilities, such as hospitals, to change their...
5722273 Latch bolt operating device  
A latch bolt operating device is adapted for use with a latch bolt unit that is installed in a door panel, and includes exterior and interior operating units. The exterior operating unit includes a...
5718468 Door handle modular return spring cage assembly  
A modular return spring cage assembly for door lock handles, consists of a door lock mounting chassis member having two opposed faces, at least one face having two opposed arcuate channels forming...
5685182 Door handle-mounted eurocylinder-type assembly for electronic lock and key system  
A handle-operated lock and latch assembly for interfacing a Eurocylinder type of electronic lock with a rose-accessible door lock/latch mechanism employs a handle of the type used in a mechanical...
5590555 Anti-rotation mechanism for lockset chassis  
A lockset chassis assembly is provided for use with a door latch. The lockset chassis assembly includes a rotatable spindle, a chassis supporting the rotatable spindle, a rose engaging the chassis...
5586796 Reinforcing devices for doors and door frames  
The present invention relates to a system for reinforcing door frames and doors, and in particular to a unit including twin plates which are joined one to the other transversely through the door...
5582442 Latch assembly and manufacturing and painting processes  
A latch assembly and process for manufacturing such an assembly and process for painting an assembly with a pivoting member are disclosed. The latching assembly comprises a body, a latch moveable...
5566996 Method and apparatus for attachment of a door lock trim rose  
A system for attaching door lock trim roses on inside and outside faces of a door, has a mounting chassis with inside and outside members, each having outwardly projecting portions with opposed...
5564296 Leverset conversion apparatus  
A kit for converting a key-in-knob lockset to a lever handle operated lock employs the existing cylindrical lock and its associated latch bolt. The conversion apparatus employs a lever handle...
5490700 Sheet metal U.L. screw  
A tubular lock assembly which is to be located within a suitable thru bore in a door comprising: a pair of rose liner assemblies each including a rose liner, a collar selectively sized to...
5482334 Handle assembly for dual-stem door lock  
A door lock having upper and lower vertically spaced actuator seats centered on respective vertically spaced upper and lower axes has a handle assembly having inner and outer mounting plates...
5481890 Cylindrical lockset knob to lever conversion assembly  
A field conversion means to convert a knob-handle cylindrical lockset either with or without a key cylinder, installed in a door, to a lever-handle cylindrical lockset without changing any existing...
Matches 1 - 50 out of 310 1 2 3 4 5 6 7 >