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8702131 Adjustable backset mortise lock  
The mortise lock of the invention has an adjustable backset employing a latch bolt spacer, a dead bolt extender and two body spacers between the mortise lock body and mortise lock face plate. All...
8622444 Door latch mechanism  
The door latch mechanism independently operated by first and second handles of the door handle assembly comprising a cam member having a cam surface which facilitates translation of movement of...
8579338 Slide bolt lock  
An improved slide bolt locking mechanism is capable of selectably releaseably fastening both overhead doors and swing doors to its surrounding door frame. A portion of the traditional slide bolt...
8544903 Roseless trim for architectural hardware  
A roseless trim for a mortise or tubular lock includes through bolts on a bolt circle of less than one inch (25.4 mm). Spindle hubs with a curved slot allow at least one of the through bolts to...
8398126 Multipoint lock mechanism  
A multipoint lock for sliding doors. The multipoint lock mounted to a sliding door generally includes an active locking device having an active latch, and two passive locking devices, each having...
8371627 Latch-bolt mechanism operable to allow for idle rotation of an exterior handle  
A latch-bolt mechanism includes a housing, a latch-bolt, and a drive member. The latch-bolt is movable between an extended position and a retracted position, and includes a bolt body and an...
8360482 Spring activated adjustable dead bolt latch  
A dead bolt latch (10) readily adjustable between forward and rear backset positions. A bolt casing (56) connects to a faceplate (48) installed on an outer face of a door (D). A bolt (15) fitting...
8066309 Latch  
A latch (10) including a casing (12) adapted to be fixedly mounted in a door, a carriage (20) mounted in the casing (12) and adapted for slidable movement relative to the casing (12) between an...
7981189 Captive tooless fastener for securing an engine intake air filter and clamp assembly for air filter housing  
The invention has a captive tooless fastener for securing the engine intake air filter. The tooless fastener comprises shaft and associated bodies. The body has two arms oriented about 180 degrees...
7922221 Latch assembly  
A latch assembly having adjusting backset includes a casing, a latch bolt and a latch rear section. The latch bolt includes a bolt body and a fixed member connected with the bolt body. The top of...
7770948 Tubular lock latch assembly  
A tubular latch assembly for a door and adapted for operation by either an “opener” such as a thumbpiece on one side and/or a knob on the other. The tubular latch comprises a central latch...
7766399 Door set with magnetic actuator  
The invention is directed at a door set assembly comprising a latch portion; a first magnetic material, located within the latch portion; a strike plate, the strike plate including a plate portion...
7717480 Latch assembly  
A latch assembly includes a latch bolt, a housing, an actuating plate connected with the latch bolt, a positioning casing, a lower connecting plate and an upper connecting plate engaged with each...
7695032 360 degree adjustable deadbolt assembly  
An adjustable backset deadbolt assembly providing operational and structural improvements. The deadbolt assembly can provide adjustability between a first backset dimension and a second backset...
7641243 Latch design with adjustable backset  
An improved latch incorporating adjustable backset and cylinder latch bolt assemblies, working in cooperation with a door handle, mounting rods and spindle. The backset latch includes novel...
7607328 Low profile deadbolt assembly  
A deadbolt assembly includes a bolt housing having a longitudinal sleeve defining a first axis. A bolt is located in the longitudinal sleeve. An elongate member has a first end and a second end...
7607701 Adjustable latch  
An adjustable door latch that enables one to adjust its length without removing any functionality from other areas of the door latch assembly. The improved door latch assembly includes a strike...
7393022 Backset adjustable deadbolt  
A backset adjustable deadbolt for mounting in a lock cylinder is provided. A deadbolt assembly includes an actuator connected to and movable by the movement of the lock cylinder through the lock...
7275773 Six-way latch bolt assembly  
An improved door latch bolt assembly comprising a cylindrical casing having a front end, a back end and an external surface, and at least one tab extending radially outward from the front end of...
7261341 Reversible latch assembly  
A reversible latch assembly has a faceplate assembly, a latch bolt assembly, a bolt-releasing assembly, a guardian bolt assembly, a driver assembly and a casing assembly. The latch bolt assembly,...
7222890 Multiple backset latch  
Disclosed is a door latch assembly having an integrated means to accommodate multiple backset dimension requirements while facilitating the backset adjustment selection to be done in an easy and...
7104096 Spring latch lock  
A lock (1, 30) having a box body (2) with a faceplate (3), a latch (4) co-operating with an elastic element (5) adapted to keep the latch normally protruding from the faceplate (3) and with a...
6991271 Latch assembly with adjustable backset  
A latch assembly includes a lock case, two assembling plates, a latch bolt, a connecting plate, a first cam, and a second cam. The lock case and the assembling plates are connected together for...
6974163 Tubular door lock having selective actuators  
A tubular door lock includes a dead bolt and a follower slidably received in a housing and coupled together. The follower included a groove formed between two levers, two actuators are rotatably...
6928844 Latching device for a lock  
A latching device for a lock, comprising a housing, a clutch device, a first latch, a first latch driving member, a second latch, a second latch driving member and a latch spring, so as to provide...
6880871 Drive-in latch with rotational adjustment  
At least one exemplary embodiment of the present invention provides a removable drive-in housing assembly for securing a latch assembly in a door. The removable drive-in housing assembly can...
6837526 Adjustable deadbolt  
An adjustable deadbolt assembly including a deadbolt, a cylinder-connecting portion formed with mounting provisions for mounting thereto, a lock cylinder, an actuator formed with a hub connectable...
6764112 Auxiliary lock with an adjustable backset  
An auxiliary lock comprises a housing having a faceplate attached thereto. A casing includes a first end received in the housing and having two positioning slots for selectively engaging with a...
6736432 Combination structure of the assembly plates and the cylinder of a lock latch  
A combination structure of the assembly plates and the cylinder of a lock latch includes a cylinder, a first assembly plate, and a second assembly plate. The cylinder is formed with a slot which...
6684669 Door fastener device  
A fastener device, in particular for a door or a gate, more particularly a double door, including a lock including a frame with a carrier plate and an edge plate, the frame being arranged to be...
6536816 Adjustable door lock core  
A door lock core is composed of a latch part, an operating part and a barrel. The latch part is received in the barrel and has a disk with a slot rotatably mounted at a rear end of the barrel. The...
6536812 Adjustable-backset latch system for locksets, and method  
An adjustable-backset latch system for a lockset includes three main subsystems: a bolt retraction system, a backset-adjustment system and a deadlatching system. By virtue of the simplicity of 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...
6494504 Adjustable latch assembly  
A latch assembly has a casing, a housing, a latch bolt, a slide, a connecting member, a lever holder, a lever and an adjusting pin. A slot is longitudinally defined in the housing. Two detents are...
6486793 Wireless magnetic lock control system  
A two-point locking system for providing controlled access through a doorway is described comprising a controlled deadlatch assembly and a magnetic lock assembly. The controlled deadlatch assembly...
6443503 Dual backset deadbolt assembly  
A dual backset deadbolt assembly includes a deadbolt housing that houses a deadbolt, a crank retainer disposed slidably in an extension housing that is connected to the deadbolt housing, a...
6401297 Door lock latch  
A door lock latch, of which the latch body includes a base, an upper cover and a latch fixing plate. The base is provided with a nut cylinder nearby the rear end of the base body thereof. The...
6364382 Drawing plate structure of a latch of an auxiliary lock  
A drawing plate structure of a latch of an auxiliary lock includes a drawing plate having a top portion extended toward one side, thereby forming a top flat portion. A lock tongue is provided with...
6334635 Latch bolt mechanism of a tubular lock with adjustable backset by an extension casing  
A latch bolt mechanism of a tubular lock allows adjustment in backset by using an extension casing. The latch bolt mechanism has a latch bolt housing having a latch bolt mounted therein, the latch...
6318769 Backset adjustment structure of dead bolt assembly for door lock  
A backset adjustment structure for a dead bolt assembly having a dead bolt connected with an operating plate, a support tube connected to support plates, and an operating lever operating the dead...
6293597 Tubular lock with a backset adjustable by a follower plate  
A tubular lock includes a latch bolt cylinder engaged with a casing consisting of two casing parts. An actuating plate is mounted between the casing parts and includes two separate teeth and two...
6257630 Tubular lock with adjustable backset  
A tubular lock includes a latch bolt cylinder with a latch bolt that may be extended beyond the doorplate or retracted into the doorplate. A casing consisting of two casing parts is engaged to an...
6030008 Adjustable lock latch  
An adjustable lock latch is composed of a main body, two fastening plates, two rotary wheels, and a handle. The main body has two action rods provided with a projection. The fastening plates are...
5979948 Length-convertible latch  
Length-convertible latch with a front box (2) inside a cylindrical receptacle (7) joined to the rear body (4) with the locking nose (6) fixed lengthwise and with a transverse cavity in the body...
5957510 Latch assemblies with adjustable backset  
A latch assembly includes a deadbolt which has an axial hole defined therein and a transverse hole defined therein and communicated with the axial hole. A bolt extension includes a first end...
5944366 Latch bolt adapter  
An adaptable latch having a bolt case. A bolt case extension is connected to the rear of the bolt case. The bolt case extension can be locked in position with the bolt case to place the latch in a...
5769472 Drive in housing halves for mounting a latch assembly in a door and a method of installing same  
A drive-in housing for mounting a latch assembly in a bore formed in a door comprises two identical housing parts each having a slot therein. When the housing parts are brought together they form...
5765412 Multiple backset lock  
A multiple backset door lock assembly with a door lock assembly in which a bolt is coupled to a bolt extension saddle. The bolt extension saddle is provided with two contoured slots, each slot...
5743573 Adjustable dead bolt assembly for tubular door locks  
An adjustable dead bolt assembly includes a lock case mounted to a face plate, a pair of plates fixed to the lock case, and an actuating wheel. Each plate includes an oblong hole defined therein,...
5647617 Adjustable backset spring latch and deadlocking latch  
An adjustable backset latch which may also function as a spring latch includes a front case and a rear case telescopically movable relative to the front case. There is a bolt axially movable...
Matches 1 - 50 out of 140 1 2 3 >