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104results about "Tumbler locks" patented technology

Key system

A key system includes a first authentication part configured to perform first authentication for determining whether or not a unique key code of a key is registered in the operation subject and to permit an operation subject to operate in a state in which a first group of functions is operative when the first authentication generates an affirmative result. A wireless signal receiver is configured to receive a medium code unique to a portable communicable data medium through wireless communication. A second authentication part is configured to perform second authentication for determining whether or not the medium code received by the wireless signal receiver is registered in the operation subject. A condition-imposing part is configured to limit operative functions of the operation subject to a second group of functions that is more limited than the first group of functions when at least either one of the first authentication and the second authentication generates a negative result.
Owner:KK TOKAI RIKA DENKI SEISAKUSHO

Dual locking system for integrated zipper lock

The present invention is directed to a zipper lock that includes an actuator operatively connected to an actuation plate and a blocking plate positioned relative to the actuation plate so as to at least partially block the movement of the actuation plate when the zipper lock is in the locked configuration. The actuator and the actuation plate are configured for interaction so as to transform movement of the actuator into movement of the actuation plate when the zipper lock is in an unlocked configuration. The zipper lock further includes a latch control plate operatively connected to the actuator, and operatively connected to a latch, in which the latch includes a locking finger configured for locking engagement with at least one locking head that is configured to retain a zipper pull tab to the zipper lock when the zipper lock is in a locked configuration.
Owner:SUN LOCK COMPANY LIMITED -THE-

Keyless Insertion Locking System and Method

InactiveUS20120167369A1Cost labor poolLess concernKeysPadlocksEngineeringMechanical engineering
The present invention, in a non-limiting example embodiment provides a locking apparatus and method for securing locking hardware without the use of a key. In an example embodiment, the apparatus comprises at least a keyless insertion rotatable disk-style, barrel locking apparatus that, in a locked state can be inserted into a securing device without first unlocking, and then, thereafter, locking after insertion. In a nonlimiting example embodiment, unlocking and re-locking requires a key. The present invention, in an example embodiment, also provides features that allow the locking apparatus to enter and exit multiple apertures without requiring a key.
Owner:DEWALCH TECH INC

Multi-point-door-lock electric locking device

In a multi-point-door-lock electric locking device, an actuator, such as an electric motor, is disposed on the door lock. When the door lock is to be locked, the electric motor may rotate to perform the multi-point door locking function by only turning on an electric motor switch without using a manual key.
Owner:HUANG TSAO HUI

Door lock for refrigerator

The invention relates to a door lock, in particular to a door lock applied to the doors of refrigerators. The components of the door lock are as follows: a lock housing provided with a cylindrical cavity, both terminals of which are provided with round openings; a lock cylinder which is positioned in the cavity of the lock housing; a latch hook which is rigidly connected with one end of the lock cylinder, the other end of which is provided with a keyhole; and a key which is coupled with the keyhole. The lock cylinder consists of an active lock cylinder which can move straightly along the axial direction of the lock housing cavity and rotate, and a passive lock cylinder which can be driven to rotate by the active lock cylinder; a restoring spring is fixed between the active lock cylinder and the passive lock cylinder. A bipolar positioning device, which is used for limiting the rotation position of the active lock cylinder, is fixed in the cavity of the lock housing; the keyhole is positioned on the active lock cylinder; and the latch hook is rigidly connected with the passive lock cylinder. The invention provides the door lock applied to the doors of refrigerators, which is characterized by strong protective function, simple and compact structure, and functions of automatically ejecting the key after locking or unlocking.
Owner:HAIER GRP CORP +1

Door lock and opposite-door refrigerator

InactiveCN101748942ARealize individual opening and closing controlDomestic cooling apparatusLighting and heating apparatusLocking mechanismEngineering
The invention relates to a door lock, in particular to a door lock for an opposite-door refrigerator. The door lock comprises a lock box, a key rotating shaft arranged in the lock box and two lock shaft cores connected with the key rotating shaft and arranged in the casing of the lock box in a penetrating way. The door lock is characterized in that the door lock also comprises a rotating disk fixedly arranged on the key rotating shaft, and two first connecting rods, two second connecting rods and two third connecting rods which form two sets of lock mechanisms with the two lock shaft cores; in one of the two sets of lock mechanisms, one end of the first connecting rod, the second connecting rod and the third connecting rod is articulated together, the other end of the first connecting rod is articulated with the rotating disk, the other end of the second connecting rod is articulated with the lock box, and the other end of the third connecting rod is articulated with one end of the lock shaft core. Through the ingenious connecting rod structure, the operations of simultaneously closing the two doors in sequence, opening one door and closing the other door, simultaneously closing the two doors, and opening the other door while closing one door can be controlled through the door lock, thereby realizing separate opening and closing control to the two refrigerator doors. Besides, the invention also discloses an opposite-door refrigerator provided with the door lock.
Owner:HISENSE RONSHEN GUANGDONG REFRIGERATOR

Refrigerator lock

The present invention relates to a refrigerator lock for locking a refrigerator door. The aim of the invention is to provide a refrigerator lock with a simple structure and being mounted conveniently, a lock pole foot section is provided with a guide rail hole having an included angle with a telescoping direction of the lock pole, a lock core foot section is provided with a pin rotating along an inserted key and capable of being inserted into the guide rail hole and translating along a guide rail, and a pin is limited in the guide rail hole by a connecting piece. Due to the guide rail hole locating on the foot section of the lock pole, the pin rotating coaxially along a keyhole and locating on the lock core foot section, and the translation of the pin after being inserted into the guide rail hole, when the lock core rotates along with the key, the pin rotates and drives the lock pole to extend outwards or shrink inwards to implement a function of locking or unlocking. Due to the connecting piece for limiting the pin in the guide rail hole, the lock pole and the lock core are connected with each other without separation, when mounting, there only is one mounting component, structure becomes simple, and installation is more convenient.
Owner:HISENSE HOME APPLIANCES GRP CO LTD +1

Lock, transmitter and method for locking and unlocking cover body thereof

ActiveCN101858166AAvoid interlockAvoid Unlock FailureTumbler locksEngineeringTransmitter
The invention discloses a lock, a transmitter and a method for locking and unlocking a cover body of the transmitter, and aims to ensure the reliability of interlocking and unlocking between a lock body and a lock core and prevent failure of the interlocking and the unlocking between the lock body and the lock core. The lock comprises the lock body; the inside of the lock body is provided with a lock hole; the lock body is sleeved with the lock core which can rotate relative to the lock body; and the lock core is provided with a lock bolt, wherein the lock body is provided with a groove, and a first elastic rocking block is arranged at a position, which a key inserted in the lock hole can touch, on the lock core; when the first elastic rocking block rotates and presses against the groove of the lock body, the lock body and the lock core are interlocked; and when the key is inserted in place, the key extrudes the first elastic rocking block from the groove of the lock body in a rotating mode so as to remove the interlocking between the lock body and the lock core. The lock can be applied to cases, boxes, doors and the like.
Owner:BEIJING RINRONG TECH

Vehicle anti-theft lock

The invention relates to a vehicle anti-theft lock. The vehicle anti-theft lock comprises a U-shaped lock body, a bracket arranged in the lock body, a bolt which is arranged on the bracket and can swing and / or a slidable compression plate, a swing rod, a compression plate limiting part fixedly arranged in the lock body and a lock core, wherein the bracket is provided with a ratchet bar; one end of the swing rod is provided with a pawl which is matched with the ratchet bar, and the other end of the swing rod is matched with the lock core through a sliding connection plate; and springs are arranged between the bracket and the lock body, between the compression plate and the bracket and between the sliding connection plate and the lock body. The vehicle anti-theft lock has a small number of parts, a simple structure and low production cost, can be suitable for various automobiles such as cars, trucks and the like, has high shear resistance and high cutting resistance, and is easy and convenient to use.
Owner:黄法静

Rotating disk lock mechanism

A rotating disk lock mechanism that includes a lock housing containing a plurality of rotatable disks. Each disk having a central aperture and being positioned in a stack such that the central apertures form a keyway. At least one of the disks includes a reduced central aperture with a diameter that is substantially less than a diameter of at least another one of the central apertures. The combination of the lock mechanism is determined in part by the number of disks with reduced central apertures and their placement in the stack.
Owner:INNER TITE A DIV OF YARA ENG

Magnetically enhanced key and lock system

The magnetic anti-tampering system of the present invention provides a mechanical and magnetic security system. It utilizes a modified paracentric key and a locking assembly affixed to a component inside of a paracentric lock. The present invention increases the security of a pair centric lock by defeating the unauthorized operation of pair centric locks by unauthorized users, such as inmates, who have fabricated copies of the authentic, paracentric keys. Paracentric locks and keys are the most common type of locks used in jails, state prisons, and detention facilities. The locking system requires that both the teeth of the key and the magnetic pairs of the key and locking dog combine to open the lock.
Owner:PENA RODOLFO

Indirect opening type lockset and mating key

The invention relates to an indirectly-opened lockset which comprises a lock body (1), a movable lock barrel (2) and a lock blot (3). The invention is characterized in that a movable key holder (6) is provided in the inner cavity of the lock body (1) and connected with the lock blot (3); a manual drive mechanism and a transmission mechanism are provided inside the lock body (1), wherein the driveinput terminal of the manual drive mechanism is positioned on the outer surface of the lock body (1) and the drive output terminal thereof is connected with the input terminal of the transmission mechanism, and the output terminal of the transmission mechanism is connected with the key holder (6); the key holder (6) is detachably connected with the lock blot (3); a key slot (62) is provided inside the key holder (6) to load the key head; a guide groove (63), for loading the key neck, is opened on each of two side surfaces of the key holder (6); a key hole (8) is provided on the outer wall of the lock body (1) and is communicated with the inner cavity of the lock body (1) and aligned to the key slot (62) inside the key holder. The invention solves the problems that the prior lock is illegally opened by multi-angular manual unlock, thereby greatly improving the antitheft performance of lockset; and is widely used for doors, cars and safe boxes.
Owner:唐波

Antitheft door lock

An antitheft door lock comprises a main bolt mechanism, a key unlocking mechanism and a latch bolt unlocking mechanism, and is further provided with a manual locking mechanism; the manual locking mechanism comprises an outer half shaft, an inner half shaft, a master gear, a slave gear and indoor and outdoor handles; both the inner half shaft and the outer half shaft are installed as stepped shafts and divided into four parts: the outermost part are small cylinders respectively installed inside a lock box and a lock cover, chamfered edge cylinders are respectively fixedly bonded inside the outer half shaft and the inner half shaft, the biggest cylinders are all provided with sector grooves, smaller cylinders respectively installed on the front end are covered inside the master gear together, the outer half shaft of the most frontend extends out of the small cylinders, the inner half shaft is accessed in the small cylinder hole, and the outer half shaft and the inner half shaft are mutually assembled together through clearance fit; both sides of the central shaft hole of the master gear are provide with fixed blocks, and the lower end is provided with gear teeth and is meshed with the slave gear fixed by the swing link in the master bolt mechanism. The advantages are as follows: firstly, the operation is convenient, and the antitheft door lock can prevent a theft from opening the door and getting out after entering the room, thereby improving the security of the antitheft door lock; and secondly, the antitheft door lock prevents excessive external force from destroying the manual locking mechanism.
Owner:徐明达

Mechanical lock

The invention discloses a mechanical lock and relates to the technical field of lock manufacturing. The mechanical lock comprises a lock body and a lock cylinder, wherein the lock cylinder is installed in a sliding way in the lock body, the lock cylinder is a hollow tube, a baffle is arranged in the middle of the lock cylinder in the axis direction and divides an inner cavity of the lock cylinder into two symmetrical halves, lock pin sliding ways with even numbers are arranged on the baffle and are symmetrically arranged towards two sides of the baffle with the central point of the baffle in the length direction as the basic point, and lock pins are installed in the lock pin sliding ways. A plurality of lock pin inserting grooves butting against external ports of the plurality of lock pin sliding ways in the lock cylinder when the lock cylinder rotates to the locking position in the sliding ways are arranged on the lock body, and the lock pin inserting grooves are symmetrically arranged with the central points of the sliding ways as the basic point. The lock pins are in a '+' shape, and transverse edges of the lock pins extend out from two sides of the baffle. A gear is sleeved on the middle section of the lock cylinder, the gear is installed in a gear groove on the lock body, the gear is meshed with a rack, and two ends of the rack extends out from rack holes on two sides of the lock body. The mechanical lock requires fewer parts and is strong in illegal unlocking prevention capability.
Owner:肖立忠

Safety lock of the type with deadlock plates, in particular for armored doors

The safety lock of the type with deadlock plates, in particular for armored doors, comprises a keyhole in which a first operating key for a plurality of locks can be inserted, means for disabling saidfirst key operated by a second key that can be inserted in the keyhole and is operative only on the lock, and means for actuating at least one element for closing the lock irrespective of the deadloc k plates.
Owner:意秀欧集团

Safety lock with a key for repositioning the tumblers and for actuating the locking mechanism

A key (7) serves for actuating a lock and has a grip, a shank (10) and a key bit (12), on which is arranged the coding of the key (7) in the form of key steps (13, 14, 18). The key bit (12) has key steps (13, 14, 18) on either side, wherein the diameter of their key bit (12), in relation to the key steps (13, 14), which project to the maximum extent in each case, is between 9,5 mm and 11 mm. A lock (1) for such keys (7), having a plurality of tumblers (24) arranged in a lock housing (2), has a rotatably mounted follower (3) which can be actuated via the key (7). This follower (3) is designed in the form of a multifunctional component, as a structural unit for repositioning the tumblers (24) and / or for controlling the locking function.
Owner:KABA MAUER GMBKH

Safety locks of the locking plate type especially for armored doors

FIELD: construction.SUBSTANCE: safety lock (1) with locking plates (7), in particular, for armoured doors, comprises a system against break-in, including moving facilities, which may automatically move at least one locking plate (7) into the position of maximum lift, when at least one locking plate (7) is exposed to a blocking force in direction of crossbar (5) retraction.EFFECT: improved design.6 cl, 3 dwg
Owner:ISEO SERRATURE
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