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Patent Searching and Data


Matches 451 - 500 out of 1,034

Document Document Title
JPH0932385A
To conduct both the closing locking and release opening of a lock handle for a door quickly by simple one-handed operation. When a lock handle for a door is pushed into the receiving groove of the front plate 3 of a case 2, a first latch...  
JPH094300A
PURPOSE: To make it possible to eliminate the need for a key by mounting slidably an operation knob on a long groove of a main body case and holding a locking mechanism in an unlocked state or a locked state by a relative position betwee...  
JPH08326384A
PURPOSE: To restrain a latch bolt surely in an unlocking position with a simple operation while reducing substantially a risk of dishonest unlocking by an unauthiruzed person. CONSTITUTION: A latch bolt 6 received in a case 2 is slidably...  
JP2515197Y2  
JP2513413Y2  
JP2512590Y2  
JP2537012B2
PURPOSE: To provide safety to users. CONSTITUTION: A safety, insurance and alarm mechanical lock contains an external lock portion, a multicylinder type lock cylinder portion and a lock body portion engaging with the lock cylinder portio...  
JP2511210Y2  
JP2510273Y2  
JPH08184228A
PURPOSE: To enhance ease of usage under construction and comply with two functions with two rows of changeable levers by selectively operating a first lever row and a second lever row mounted between a locking lever and a solenoid plunge...  
JPH08170464A
PURPOSE: To enable low-priced constitution by forming each part of synthetic resin and allow simplified lock mechanism to be added at need without changing a door lock body. CONSTITUTION: A latch bolt 3 is advanced-retreated using a rack...  
JP2507450B2  
JPH08120984A
PURPOSE: To make both inner and outer engaged pieces alterably settable in an optional manner by installing a pusher piece, a keeper, a female screw or the like in a lock case, and varying a screwed position of the keeper in a state that...  
JPH08120990A
PURPOSE: To enable it to form an electric lock into an antipanic from either of the inside or the outside. CONSTITUTION: In this antipanic type electric lock supporting an inside handle inner driving cam and an outside handle outer drivi...  
JPH08100552A
To operate a release mechanism by a dead bolt by automatically operating the bolt when a partially extended bolt is brought into contact with a door strike installed to an extension post. A bolt 20 has a series of grooves positioned at d...  
JPH0868246A
PURPOSE: To provide a mortise empty lock, in which the specified locked state can be maintained without deterioration in the operativeness of the lock or without increase in its total weight, and which has excellent durability in the mai...  
JPH083625Y2  
JPH0828113A
PURPOSE: To ensure locking mechanism so as not to be unlocked even when an indicating member is moved. CONSTITUTION: A locking mechanism built in a door is engaged with an engaging member in a small door in the position in which a lock m...  
JPH084383A
PURPOSE: To allow a slider only to move idly even when an external operating member is rotated indiscreetly, and to prevent the damage of an intermediate member by bringing a clutch lever to an unengaged state to the slider under a keyin...  
JPH07116874B2
A cylindrical lock assembly (20) includes an inside subassembly (22) and an outside subassembly (24) which are assembled with a door (326). Each subassembly (22,24) includes a rose liner (26,38), a return spring cassette (28,40), a rose ...  
JPH0752908Y2  
JPH07317384A
PURPOSE: To make those of manufacturing and maintenance easy enough by installing those unitized with electrical parts including a controller or the like making a latch retractable and mechanical parts including a latch plate and a rotat...  
JPH0748923Y2  
JPH07293053A
PURPOSE: To make it possible to mount easily a door lock to a door in conformity with the thickness of the door and adjust an adjustment ring with a driver screw. CONSTITUTION: In a door lock where an inside lever handle 3A and an outsid...  
JPH07293052A
PURPOSE: To prevent a housing of a lock main body from turning easily when a burglar is trying to turn an outside lever handle forcibly beyond the upper limit of a backward movement of a latch sliding member. CONSTITUTION: In a door lock...  
JPH07100986B2  
JPH07100988B2  
JPH0796864B2
The doorlatch may have an exterior free knob rotation which is in the knob collar and is tied through cam means for non-engagement or engagement to drive the latch bolt. If the doorlatch has an exterior key operated lock, the cam means m...  
JPH0745737Y2  
JPH0743398Y2  
JPH0784822B2
A drive element in this lock pushes a radially directed outward finger out of its longitudinal slot in the outer tubular spindle to disengage the outer handle from the latch so that the handle free-wheels. Spring means in the outer handl...  
JPH0784823B2  
JPH0781435B2  
JPH0781436B2
A cylindrical lock assembly (20) includes an inside subassembly (22) and an outside subassemlby (24) which are assembled with a door (326). Each subassembly (22,24) includes a rose liner (26,38), a return spring cassette (28,40), a rose ...  
JPH0781434B2  
JPH07229335A
PURPOSE: To enable the automatic locking with the simple structure by utilizing an existing latch assembly. CONSTITUTION: A latch assembly 2 is fixed to a lock box 1. In the lock box 1, a retractor 4 to be slid for guide and energized fo...  
JPH0768804B2  
JPH07166747A
PURPOSE: To provide a bolt lock device in which a bolt is held at a position where it does not hinder the closing of the door, as far as the door is opened, and which is automatically locked when the door is closed, and as a result, the ...  
JPH0758015B2
Latch assembly which is free from unlocking accidents, enjoys smooth operations in locking of a wing element and in engaging of a latch arm with a socket member, and properly covers a gap between the wing element and a stationary frame. ...  
JPH07158330A
PURPOSE: To provide an automatic door latch composed of an usual door locking function and a bar metal tool in the same structural base which is simultaneously and automatically locked to closely shut the door so as not to be opened even...  
JPH0722477Y2  
JPH0721779Y2  
JPH0745788B2
An automatic tubular deadbolt lock assembly having the automatic actuator mechanism enclosed within the tubular housing of the lock. The assembly is dimensioned like a standard tubular deadbolt, to fit within standard borings of present ...  
JPH0739777B2  
JPH0726503B2
Retracting motion is imparted through door knobs or levers into a transverse half-round spindle which, in turn, longitudinally moves a retractor slide. The retractor slide is forwardly pivotally connected through a link to a cam having i...  
JPH0726496B2
An improvement of the door lock which is extensively used in all kinds of doors is disclosed which is characterized in that a security device is added to the existing door lock without modifying the constitution and the operating princip...  
JPH072902Y2  
JPH0711817A
PURPOSE: To provide safety to users. CONSTITUTION: A safety, insurance and alarm mechanical lock contains an external lock portion, a multicylinder type lock cylinder portion and a lock body portion engaging with the lock cylinder portio...  
JPH079901A
PURPOSE: To provide a linear lock facilitating manufacture and assembling, improving precision of a lock assembly, and attaining smooth and rapid lock operation. CONSTITUTION: This lock comprises an upper housing element 124 having slots...  
JPH06105017B2  

Matches 451 - 500 out of 1,034