Abstract: The present disclosure relates to a bi-directional overrunning clutch, electronic door locks having bi-directional overrunning clutches, and methods of using the same. In certain embodiments, the electronic door lock includes a first locking mechanism for driving an inner wheel through a first torque to rotate a rotatable shaft to operate a locking device on a door by a user from outside, a second locking mechanism for driving inner wheel through the first torque to operate the locking device from an inside, a third locking mechanism for driving an outer wheel rotatable coaxially around the rotatable shaft through a second torque to operate the locking device electronically, and the bi-directional overrunning clutch. When outer wheel rotates at second torque, inner wheel and rotatable shaft rotate along with outer wheel, and when inner wheel rotates at first torque, outer wheel does not rotate along with inner wheel and rotatable shaft.

Abstract: The present disclosure relates to a bi-directional overrunning clutch, electronic door locks having bi-directional overrunning clutches, and methods of using the same. In certain embodiments, the electronic door lock includes a first locking mechanism for driving an inner wheel through a first torque to rotate a rotatable shaft to operate a locking device on a door by a user from outside, a second locking mechanism for driving inner wheel through the first torque to operate the locking device from an inside, a third locking mechanism for driving an outer wheel rotatable coaxially around the rotatable shaft through a second torque to operate the locking device electronically, and the bi-directional overrunning clutch. When outer wheel rotates at second torque, inner wheel and rotatable shaft rotate along with outer wheel, and when inner wheel rotates at first torque, outer wheel does not rotate along with inner wheel and rotatable shaft.

Abstract: The present disclosure relates to a bi-directional overrunning clutch, electronic door locks having bi-directional overrunning clutches, and methods of using the same. In certain embodiments, the electronic door lock includes a first locking mechanism for driving an inner wheel through a first torque to rotate a rotatable shaft to operate a locking device on a door by a user from outside, a second locking mechanism for driving inner wheel through the first torque to operate the locking device from an inside, a third locking mechanism for driving an outer wheel rotatable coaxially around the rotatable shaft through a second torque to operate the locking device electronically, and the bi-directional overrunning clutch. When outer wheel rotates at second torque, inner wheel and rotatable shaft rotate along with outer wheel, and when inner wheel rotates at first torque, outer wheel does not rotate along with inner wheel and rotatable shaft.

Abstract: A sensor, comprised of various mechanical components and electromechanical components, that measures/detects the relative position between two (2) or more objects and can measure/detect relative acceleration of one (1) or more objects, using fundamental natural physical forces, e.g. magnetism, electrostatics. More particularly, this invention relates to a sensor that can measure/detect the relative position of two or more objects and/or measure/detect the acceleration of one or more objects. Specifically, this invention uses fundamental physical forces in combination with mechanical components to actuate electro-optical-mechanical signal devices, e.g. electrical switches, optical switches, magnetic switches.

Abstract: A wheel lock for an automobile includes a pin tumbler lock, a cam that engages with the lock, the cam having a tab that protrudes outward therefrom, a coaxially rotatable tubular sleeve that is configured to receive the lock and the cam and that engages with the tab of the cam, the interior of sleeve defining a tab cavity that engages the tab of the cam and having a plurality of sleeve ridges thereon that are distributed and spaced evenly and a coaxially rotatable tubular core that is configured to receive the sleeve and that slidably engages therewith, the exterior of the core having a plurality of core ridges that are distributed and spaced evenly thereon that engage with the sleeve ridges of the sleeve, the interior of the core defining a threaded aperture for permitting the wheel lock to fasten onto a lug bolt.

Abstract: An electric lock includes a base, a driving module, a handle and a clutch member. The base has a first inclined surface. The driving module includes a driving member rotatable relative to the base and having a second inclined surface abutting against the first inclined surface, and a motor configured to drive the driving member to rotate. The handle is rotatably mounted to the base, and has a plurality of pushing structures. The clutch member includes a main body abutting against the driving member, and a pushed structure formed on the main body. Wherein, when the motor drives the driving member to rotate relative to the base along a first rotating direction, the driving member pushes the clutch member to move toward the handle, such that the pushing structure is configured to abut against the pushed structure to push the clutch member to rotate when the handle is rotated.

Abstract: A steering column assembly for an autonomous or semi-autonomous vehicle includes a steering wheel. Also included is a steering shaft selectively coupleable to the steering wheel with a plurality of balls, the steering wheel and the steering shaft transitioning between a rotationally coupled condition and a rotationally decoupled condition, the steering wheel in a rotationally stationary position during the decoupled condition.

Abstract: A detachable steering wheel includes a steering wheel body, an electric sleeve, a fixing mechanism, a controlling module and an identifying module. The steering wheel body includes a direction grip and a connection shaft. The connection shaft is inserted into a steering column. Moreover, plural indentations are formed in the connection shaft. The electric sleeve is movably sheathed around the steering column. The fixing mechanism includes plural rolling balls and plural openings. The plural openings are penetrated through the corresponding openings and connected with the corresponding indentations. The controlling module is installed in the steering column and electrically connected with the electric sleeve. The identifying module is installed in the direction grip and electrically connected with the controlling module. Due to these structures, the intelligent anti-theft purpose is achieved.

Abstract: An exemplary electric strike includes a housing and a keeper pivotally mounted in the housing. The strike also includes a plunger having an extended position and a retracted position, a cage including an aperture, and a locking element movably seated in the aperture. The locking element is engaged with the plunger, and the plunger is structured to urge the locking element radially outward as the plunger moves from an extended position toward a retracted position. The strike also includes a sleeve, a transmission engaged with the sleeve, and a motor drivingly coupled to the transmission. The sleeve is structured to selectively prevent radially outward movement of the locking element and retraction of the plunger. The strike also includes at least one of a lost motion connection and an anti-tamper mechanism.

Abstract: The invention relates generally to portable internal combustion engine powered devices. Public a small engine control combination switch comprising a knob assembly, a bracket and a choke cable, knob assembly includes a fixed plate, characterized in that the fixed plate with a rail; the bracket including a first hole. The choke cable connects with the rail through the first hole. The height of the rail is gradually increased, rail pivot drives the choke cable on the top of the track moves up and down; also further includes a fuel switch, a fixed plate is provided with a rotating shaft, the shaft connecting the fuel switch. The invention through the choke point of engine control, start-up, operation and shut down control, which simplifies the traditional steps of engines, generators and other equipment, greatly simplifying the operation process, improving the operation efficiency.

Abstract: An assembly including a cylinder lock including a rotatable member for actuating an external locking element, and a reduction gear disposed inside the cylinder lock, the reduction gear mechanically linked to the rotatable member and operable to rotate the rotatable member, the reduction gear including an interface member for connection to an actuator for movement of the reduction gear.

Abstract: A motor vehicle parking lock device has at least one locking element for locking a parking lock piston in a positive-fit manner and a release unit having at least one electromagnetic actuator for releasing the parking lock piston. The release unit has a hydraulic and/or pneumatic actuator acting parallel to the electromagnetic actuator and which releases the parking lock piston at least in the event of a failure of the electromagnetic actuator.

Abstract: Actuator arrangement for a drive train. The actuator arrangement has an actuator pump driven by electric motor, and a clutch actuator, which is designed for actuation of a friction clutch of the drive train and which is connected to a discharge port of the actuator pump. The actuator arrangement has a parking lock actuator, which is designed for actuation of a parking lock arrangement of the drive train. The parking lock actuator has an open position, in which the parking lock arrangement is released, and a closed position, in which the parking lock arrangement is closed. The parking lock actuator is likewise connected to the discharge port of the actuator pump. The parking lock arrangement can be retained in at least one of the open position and the closed position by means of a retaining device.

Abstract: A left and right interchanging device for a lock clutch includes a clutch pin, an inner rotary clutch shaft, and an outer rotary clutch shaft. The clutch pin is movably placed in a hole of the inner rotary clutch shaft and connected with a built-in driving module of the inner rotary clutch shaft. The module controls the clutch pin so that the clutch pin can retract into or extend out of the inner rotary clutch shaft. The inner rotary clutch shaft is placed in a central hole of the outer rotary clutch shaft, and both can rotate about a same central axis. A first stop edge and a second stop edge are provided on the inner rotary clutch shaft and connected with a driving output shaft. A third stop edge and a fourth stop edge are provided on the outer rotary clutch shaft and connected with a driving output and input shaft. When a door is left-opened, the third stop edge correspondingly contacts the clutch pin and the fourth stop edge correspondingly contacts the second stop edge.

Abstract: An extendable flush door handle assembly for a door or liftgate of a vehicle includes a base portion and a handle portion movably attached to the base portion. The handle portion is movable between a recessed position, where the handle portion is at least partially received in the base portion, and a partially extended position, where the handle portion extends partially outward from the base portion and is graspable by a user. The handle portion is moved from the recessed position to the partially extended position responsive to a trigger, such as a signal from a key fob or a passive entry system or a vehicle door unlock button or the like. The handle portion, when in its recessed position, is at least partially received in the base portion so as to be not readily graspable by a user until the handle portion is moved toward its partially extended position.

Abstract: A security device to secure a computer may include a substantially vertical pedestal, a fixed platform mounted on the pedestal, a clamping table to cooperate with the fixed platform to secure the computer and a locking assembly to allow the clamping table to be moved to allow the computer to be attached and released from the fixed platform in an unlocked state and to prevent the clamping table from being moved to hold the computer in a locked state, The locking assembly may include a locking knob to operate the locking assembly between the locked state and the unlocked state, and the locking knob may rotate freely in the locked state and rotates to allow the clamping table to be moved in the unlocked state.

Abstract: Door lock apparatus, comprising in combination an elongated housing having input code selectors on the housing, to enable door locking and/or unlocking via a locking element, a locking handle protruding from the housing, a coupling in the housing having parts that interfit to enable force transmission between the handle and element, and a coupling mechanism responsive to code selection to control coupling of the parts.

Abstract: A ground lock is formed of a main shaft having a first latching structure near its upper end and a ground fastener at its lower end. A mating member provides a cooperative latching structure and slides on the main shaft between raised and lowered positions. In one of the raised or lowered positions, the two latching structures are latchable, allowing the mating member to drive the main shaft to engage or disengage the ground fastener. In the other of the raised or lowered positions, the second latching structure is non-latchable with the first latching structure such that the main shaft is disabled from driving the ground fastener.

Abstract: An electric door lock includes a door latch mechanism movable between latching and unlatching positions, a manual operation mechanism, and first and second rotatable members. The manual operation mechanism is manually operable to drive movement of the door latch mechanism between the latching and unlatching positions. The first rotatable member is rotatable about an axis, and includes a rotary body and a clutch mechanism. The clutch mechanism is disposed resiliently on the rotary body and is movable parallel to the axis toward and away from the rotary body. The second rotatable member is coupled to the manual operation mechanism for co-rotation therewith, and has one side that confronts the first rotatable member and that is provided with a pushed unit.

Abstract: A lock device includes an actuating lever pivotally engaged in a lock housing for actuating a deadbolt of a latch device, two rotary mechanisms pivotally engaged in the housing and each having a rotary member pivotally engaged in a casing for coupling to an outdoor handle and an indoor handle, and the rotary member of one of the rotary mechanisms is secured to the casing for allowing the rotary member and the casing of the rotary mechanism to be rotated relative to the lock housing with the indoor handle only, and for preventing the outdoor handle from being brutally rotated by the unauthorized persons and for preventing the lock device from being destroyed or damaged by the unauthorized persons.

Abstract: An electronically controlled lock with a single throw acting as a passage lock and also as a deadbolt lock is provided by the invention. The lock is equipped with an electronic activation device on its exterior housing and a door lever on its internal housing. A user unlocks the door from outside by touching an electronic key against the electronic activation device. After the door is unlocked, the throw acts as a passage lock. The door can be locked internally by moving the door lever from a horizontal position upwardly to a vertical position.

Abstract: A lock cylinder with a lock cylinder housing is provided. A knob shaft, rotatable by way of a knob, is mounted to rotate on one side or both sides of the lock cylinder. An authorization signal causes at least one electromechanically operating coupling device to connect a lock element to rotate in unison with the knob shaft and in order to operate a lock. The authorization signal is generated by evaluation electronics based on an input or input signal. It is proposed that at least one reading unit with an input unit to record the input and/or a receiving unit to receive the input signal is present, that the reading unit with the input unit and/or receiving unit is arranged in at least one knob and are spatially separated from the evaluation electronics, that the knob is connected electrically and mechanically releasable to the knob shaft, and that the reading unit generates, from the input or input signal, an access signal that can be evaluated by the evaluation electronics.

Abstract: A transmission device for a door lock has a solenoid switch, a driven device and a linkage assembly. The solenoid switch has a solenoid core, a guide tube, a sleeve and a clutch cap. The guide tube is mounted in the solenoid core and has a connecting end. The connecting end is formed on one end of the guide tube and protrudes out of the solenoid core. The sleeve is mounted slidably in the solenoid core and around the guide tube and has at least one engaging tab formed on and protruding from the sleeve at one end adjacent to the connecting end of the guide tube. The clutch cap is mounted around the connecting end of the guide tube and has at least one engaging notch selectively and detachably engaging respectively with a corresponding engaging tab on the sleeve.

Abstract: A clutch mechanism permits a pulling movement to be transferred or not to the bolt of a lock when turning the internal or external handles attached to separate square-section shafts belonging to clutch elements and which can have independent rotation or they can do so integrally. A first clutch element connected to the outside handle possesses a prismatic projection with a radial orifice into which fits a pulling pin assisted by a spring and which is able to be displaced in order to be introduced into a slot of a second clutch element. The movement is controlled by a motor with a worm-screw linked to a spring which can displace a thruster rocker arm which makes contact with the pulling pin. The mechanism also includes an emergency device having a rod and another spring linked to the thruster rocker arm.

Abstract: It comprises a carriage (4) displaceable forwards and backwards by means of a spindle (3) actuated by a motor (2), the carriage (4) containing clutch pins (12) so that in the forward displacement the engagement takes place with a clutch disc (22) integral with which is an eccentric, whose rotation will cause the actuation of the lock in which the unit is fitted. In its displacements the carriage (4) is guided in rods (8) provided in the corresponding cover (5) of a rotor (1) in which the motor (2) and carriage (4) assembly is housed. The clutch pins (12) are connected to pushing springs (13) for pushing them towards the emergency position and therefore that of engagement when those pins (12) are facing the holes (23) of the disc (22).

Abstract: A deadbolt lock includes a deadbolt, a user rotatable actuator, and a lock interface. The user rotatable actuator is operatively connected with the deadbolt for movement of the deadbolt between locked and unlocked conditions when the actuator is changed from an inoperable condition to an operable condition. The lock interface is configured to change the actuator from the inoperable condition to the operable condition in response to proper user manipulation of the lock interface.

Abstract: Implementations of biometric deadbolt lock assemblies having various aspects relating to lock housing; a fingerprint sensor in the housing; a controller in the housing and electrically coupled to the fingerprint sensor, the controller configured to store data and compare stored data to data from the fingerprint sensor; a deadbolt mechanism; a manual actuator couplable to the deadbolt mechanism; a controlled actuator electrically coupled to the controller that couples or uncouples the deadbolt mechanism from the manual actuator to enable or disable manual operation of the deadbolt lock through the manual actuator. A battery may also be included within the housing and in particular implementations a biometric deadbolt lock assembly may be configured to fit in the same size opening as a conventional deadbolt lock.

Abstract: A mortise lock includes a case having first and second sidewalls. A follower plate is pivotably mounted in the case and actuatable by a key-operable cylinder to move a latch bolt from an extended position to a retracted position. A locking plate is moveable by the cylinder through transmission by a lever link between an unlocking position allowing movement of the latch bolt and a locking position not allowing movement of the latch bolt. The locking plate is active when a connecting member is slideably extended through a slot in the first sidewall and through an engaging hole of the lever link into another engaging hole in the follower. The locking plat is inactive when the connecting member is slideably extended through another slot in the second sidewall and engaged in the engaging hole of the follower and not engaged in the engaging hole of the lever link.

Abstract: An electro-mechanical lock assembly comprises a casing, an electric control mechanism and a manual control member. The casing has a base and an axial bore formed at the base. The manual control member is installed penetrating the axial bore of the casing and has a knob and a spindle coupled to the knob. The electric control mechanism is disposed within the casing and comprises a control switch, a rotatable member capable of actuating the control switch, a clutch gear capable of driving the rotatable member, a position member capable of controlling movement of the clutch gear and a motor capable of driving the clutch gear. The rotatable member is coupled to the spindle of the manual control member and has at least one first coupling portion. The clutch gear has at least one second coupling portion corresponding to the first coupling portion. The second coupling portion is capable of being moved along the spindle to catch with the first coupling portion of the rotatable member.

Abstract: An electronic door locking apparatus having a mortise lock including dead bolt and latch bolt installed therein, which is able to easily open a door from the outside by inserting a metal card having a magnet installed inside if a power source such as a dry battery is not supplied or if the locking apparatus is not useable due to other mechanical defects, and also able to perform a lock function since a dead bolt is locked if a door handle of an outer unit is rotated upwards when there are defects in a driving motor or electronic components.

Abstract: An electro-mechanical lock structure comprises a casing, an electric control mechanism and a manual control member. The casing has a base and an accommodating space. The electric control mechanism is disposed within the accommodating space of the casing comprising a clutch gear, a movable assembly, a rotation member and a motor able to drive the clutch gear. The clutch gear has a first side facing the rotation member, a second side opposite to the first side and at least one pushing block disposed at the first side. The movable assembly contacts against the second side of the clutch gear. The rotation member has at least one protrusion that corresponds to the pushing block and able to be pushed to move by the pushing block. The manual control member has a knob and a spindle coupled to the knob, the spindle penetrates the base of the casing and one end of the spindle is coupled to the rotation member of the electric control mechanism.

Abstract: A lock cylinder opening system comprising: a lock cylinder body housing with a direction of elongation defining an axial direction for the system, having a first and a second end, and having a first and a second axial bores; a rotatable first cylindrical plug in the first bore, the first plug having an axially extending key slot from the first end of the lock cylinder; a rotatable second cylindrical plug in the first bore, the second plug extending to the second end; a rotatable opening shaft in the second bore, the opening shaft extending at the first and second ends of the lock cylinder; and a selector unit positioned at the second end, having a mechanical connection with the second plug and receiving the opening shaft, the selector unit adapted to selectively enable and disable rotation of the second plug by rotation of the opening shaft.

Abstract: An electronically controlled lock with a single throw acting as a passage lock and also as a deadbolt lock is provided by the invention. The lock is equipped with an electronic activation device on its exterior housing and a door lever on its internal housing. A user unlocks the door from outside by touching an electronic key against the electronic activation device. After the door is unlocked, the throw acts as a passage lock. The door can be locked internally by moving the door lever from a horizontal position upwardly to a vertical position.

Abstract: One embodiment of an electric door lock according to the present invention is interchangeable between fail safe and fail secure modes and comprises a housing for receiving the internal components of the door lock. A latch bolt is mounted within the housing and is movable from partially extending from and retracted into the housing. A doorknob is mounted to the housing and is rotatable to retract the latch bolt. A solenoid assembly is also mounted within the housing and can be interchangeably arranged to cause the lock to operate a fail secure mode wherein the doorknob is prevented from retracting the latch bolt when the solenoid is not energized, or a fail safe mode wherein the doorknob is allowed to retract the latch bolt when the solenoid is not energized. The solenoid is nested in place within the housing in both modes.

Abstract: A kit is described that modifies a standard screw jack for a trailer hitch, by introducing a safety lock mechanism. The modified screw jack will be inoperative until the safety lock mechanism is opened. In the inoperative position, the screw jack cannot be turned to lift or lower the trailer hitch. The crank for turning the screw jack will be freewheeling or frozen. Turning a key in a lock keyway will release the safety lock mechanism, thus putting the crank into rotational engagement with the screw jack.

Abstract: An electronic lock includes a mechanism comprising a drive assembly comprising a pinion, a gearwheel including a peripheral flange having openings with a curved edge; a clutch comprising a ring including risers in the openings to engage with the curved edges, a first sleeve in the ring and including a rear projection, a driven member including a groove disengaged from the corresponding projection when the lock is locked, and a first spindle, and a spring put on the first sleeve and urged against the driven member; a second sleeve securely urged against the first sleeve; and a second spindle securely passing the second sleeve into the first sleeve. Turning the pinion will turn the gearwheel, push the risers rearward by sliding along the curved edges, move the ring rearward to fit the projection into the groove, and compress the spring such that turning an outer handle will unlock the lock.

Abstract: In a security device for locks comprising a grip portion or knob (1) which is freely rotatable in the resting state and can be coupled to the locking member (7) of the lock in the open or closed state, a radially guided displaceable flyweight (13) is coupled to the grip portion or knob (1), which engages with a fixed portion (11) of the lock (12) and blocks any further rotary movement above a defined number of revolutions of the grip portion or knob (1) per unit time.

Abstract: An storage locking apparatus including a case attached to an end edge of the storage, a locking member slidably supported by the case for engaging with and disengaging from the supporting member, a first urging member for always urging the locking member in a direction of the supporting member, an operating handle pivotably supported axially by the case for unlocking the storage by being pivoted from a side of the supporting member to a side of the storage, and lever mechanisms for sliding the locking member against the first urging member by pivoting the operating handle in which the supporting member dispenses with a containing portion in a recessed shape as in a prior art by providing an operating space between the supporting member and the operating handle.

Abstract: A lock includes a body, a wheel, an outside spindle, and a locking plug. The outside spindle includes a front end having an extension not in contact with a circumferential wall defining a through-hole of the wheel. When the locking plug is in an unblocking position allowing retraction operation of a latch bolt, the front end of the outside spindle is engaged with the wheel to allow joint rotation of the outside spindle and the wheel. When the locking plug is moved from the unblocking position to the blocking position not allowing retraction operation of the latch bolt, movement of a push member pushes the front end of the outside spindle away from the through-hole of the wheel such that the front end of the outside spindle is disengaged from the circumferential wall of the through-hole of the wheel, thereby disengaging the outside spindle from the wheel.

Abstract: Improvements for an engaging mechanism for locks, wherein a spindle (6b) of the radial actuator (6) has an articulated connection to the tip of a first elastic arm (13), which elastic arm is radially fixed at its other end in an axis (14) that is mounted with freedom to turn, and that one end of a second elastic arm (15) is radially fixed in this axis (14) with a 90° difference in rotation, the second elastic arm having its other end meshing with the spiral thread of an endless screw (16), which forms the output axis of an electric motor (17) that turns in both directions of rotation and is oriented transversely to said freely rotating axis (14).

Abstract: A method and device helps to prevent theft of sonar devices and GPS units from the brackets they are normally installed on or mounted to. The present invention provides for a unique locking device having a threaded end. The locking device is capable of alternatively permitting and prohibiting rotation of the threaded end. When a key is turned to lock the device, the handle of the device is permitted to rotate freely and the device does not permit rotation and removal of the threaded end. The device also provides for a hardened spacer that directly abuts the handle such that it prevents a thief from getting access to, and thus cutting the threaded end of the locking device.

Abstract: An electric lock with magnetic support of the coupling element, comprising a locking element engaging a selvage, a decoding assembly for a code bearing component, an actuation element, connected to an internal handle and associated with the locking element, and a second actuation element, connected to an external handle and coupled to the locking element by way of an electromechanical device. The actuation element comprises a stem connected to the external handle with a rotating plate and a contrast plate, at an end resting freely on a rotatable sleeve, coupled to the locking element and provided with notches; an electric motor and a slider, aligned with the notches actuatable to perform translational motion, and a magnet supporting a coupling element adapted to enter the notches to rigidly couple to each other the plate, the contrast plate and the sleeve.

Abstract: An electric lock with multiple-function spring, with a locking element, a decoding assembly for a code bearing component, a first actuation element connected to an internal handle, and a second actuation element connected to an external handle both coupled to the locking element by an electromechanical device; the second actuation element comprises a protruding stem that ends with a rotating plate, a rotatable contrast plate that rests freely on a rotatable sleeve coupled to the locking element, the plates and the sleeve being provided with respective notches; the electromechanical device has a motor with a worm screw on its shaft, a slider, coupled to the screw through a spring with one end fixed on the lock body, the central portion engaged on the slider, and the opposite end accommodated between two crests of the screw, and a coupling element for entering notches to couple plates and sleeve.

Abstract: A cylinder lock, especially for motor vehicles, comprising a housing (1) in the inner cylindrical cavity of which there is arranged a cylinder core (2) that is equipped with a key channel (22) and spring-loaded tumblers (20, 20?), wherein, when no appropriate key is fully inserted into the key channel (22), blocking projections (201) of the tumblers (20, 20?) protrude into a blocking groove (13, 13?) formed in a member in which the cylindrical core (2) is supported for turning and, when the appropriate key is fully inserted, the blocking projections (201) of the tumblers (20, 20?) do not extend beyond the periphery of the cylindrical core, wherein the cylinder lock is further provided with means for coupling the cylindrical core (2) with an output member (3) of the cylinder lock when the cylindrical core is being turned by the appropriate key, and for uncoupling of the cylindrical core (2) from the output member (3) of the cylinder lock when the cylinder core is turned by means of a false key or forcibly, the

Abstract: A deadbolt lock has a housing and a deadbolt latch mounted to the housing. The deadbolt latch has a bolt that is moveable between an extended, locked position, and a retracted, unlocked position. An outside thumb-turn rotatably mounted to the housing. A motor-driven axial clutch is connected between the deadbolt latch and the outside thumb-turn. The bolt is movable by the thumb-turn only when the clutch is engaged. A microcomputer disposed within the housing. An electric motor is connected between the microcomputer and the clutch for engaging and disengaging the clutch. An electronic touch-key reader is disposed in the housing. The electronic touch-key reader is electronically connected to the microcomputer and is capable of reading a digital security code from an electronic touch-key applied thereto. The microprocessor actuates the electric motor to engage the clutch only when an authorized digital security code is read by the electronic touch-key reader.

Abstract: A latch assembly is provided having a deadbolt rod assembly, and a first lock actuating means for moving the latch assembly between an unlocked position, wherein the deadbolt rod assembly is in a retracted position and a locked position, wherein the deadbolt rod assembly is in an extended position. The latch assembly further includes a second lock actuating means for moving the latch assembly between the unlocked position, the locked position, and a lockout position wherein the deadbolt rod assembly is extended but cannot be retracted by the first lock actuating means.

Abstract: A lock includes an inside handle, an outside handle, and a body between the handles. A spindle is mounted to each handle to turn therewith. Two pivotable wheels are mounted in the case and operably connected to the inside and outside spindles and a latch bolt such that turning of either handle causes retraction of the latch bolt. One of the wheels engaging with the outside spindle includes a notch communicated with a through-hole of the wheel. A lever extends through the notch of the wheel and includes an end in the through-hole of the notched wheel. When a locking plug is moved to a blocking position, the end of the lever sways to move the outside spindle out of the through-hole of the notched wheel such that the outside handle turns idly when the outside handle is turned.

Abstract: An electric door lock includes a handle rotatably attached to a housing, a lock device engaged in the housing, a follower rotatably secure the handle to the housing, an electromagnetic control device having a receptacle rotatably received in the follower, a plunger slidably engaged in the receptacle and extendible out of the receptacle to engage with the follower, and a latching device for selectively latching the plunger to the receptacle. The plunger may be selectively actuated to engage with the follower either by the lock device and correct keys or by the electromagnetic control device with correctly entered passwords or secret codes.

Abstract: A cylinder lock for use in a door lock, comprising an outer plug, an inner plug, a rotary cam adapted to move a deadbolt of the door lock, and a clutch adapted to engage for rotation the outer plug to the rotary cam. The cylinder lock further comprises an electronic blocking device (EBD) and a drive adapted to actuate the clutch upon an unblocking command from the EBD generated upon receiving therein an unblocking signal emitted from the outer side of the door, thereby enabling moving the deadbolt by rotation of the outer plug. The cylinder lock comprises an inner handle attached thereto at the inner side of the door, the EBD and the drive being entirely accommodated within the inner handle. The signal is emitted by an electronic key or panel and may be a mechanical vibration signal, a light signal, or a radio signal.

Abstract: A door lock comprises a housing having two plates to be mounted on opposite sides of a door respectively and a position base at between the plates. A driving mechanism has two handles pivoted on the plates respectively for swing, two pawls provided on the handles respectively having ends thereof extended inwards at between the plates and two arms received in the housing and pivoted thereon to be driven by the pawls respectively. A driven mechanism has gears provided on the position base to be driven for rotation by the arms and a sliding block driven by the gears for reciprocation along a predetermined orientation. A locking mechanism has a button and a pressing plate. The button is pressed to make the pressing plate moving the gears away from the pawl, so that the gears will not be driven by the pawl.