728results about "Cylinder locks" patented technology

A flat key for a locking cylinder has substantially flat and approximately parallel flat key sides, a key rear section, and a key front section opposite thereto. The key front section has a toothing for positioning tumbler pins divided into core pins and housing pins and which are spring-loaded against the key front section in the direction of the key rear section and into corresponding bores. Grooves in the form of profiled variation elements and profiled guiding elements are provided in the flat sides of the flat key, wherein at least two grooves of one flat side of the flat key, which are preferably part of the profiled guide, overlap and are undercut in opposite directions. A depression is provided in the outer flank of at least one of the two grooves, preferably both grooves, at least one region of the depression not being visible from the side.

A rekeyable lock cylinder with a cylinder body and a plug assembly. The lock cylinder includes a plurality of key followers and a corresponding plurality of racks disposed in the plug assembly. Disengaging the racks from the key followers allows rekeying of the lock cylinder.

The utility model relates to the technical field of luggage locks, in particular to a double-button multilayer luggage lock which comprises a front cover lock body and a main lock body, the front cover lock body comprises a supporting shell, an auxiliary lock catch and a linkage rod, and the supporting shell is provided with an auxiliary lock hole; a placing groove is formed in the top of the supporting shell; the main lock body comprises a lock shell, a locking assembly and a main lock catch, a first transmission rod and a second transmission rod are arranged in the lock shell in a sliding mode, the lock shell is further provided with a first button and a second button, and the first transmission rod can be driven in the perpendicular direction by pressing the first button through external force so that the main lock catch can be unlocked. When the second button is pressed by external force, the second transmission rod and the linkage rod can be driven in the vertical direction so that the auxiliary lock catch can be unlocked. Compared with the prior art, the main lock catch and the auxiliary lock catch are controlled through the first button and the second button, a user can press and unlock the lock only with small strength during operation, and the use experience of the user is improved; and the charging module and the main lock body are combined in the placing groove, so that the whole lock body is more compact and attractive.

A vehicle includes a chassis, a body, and a door assembly. The body is supported by the chassis, and defines a driver compartment and a cargo compartment. The driver compartment has a cab opening and the cargo compartment has a cargo opening. The door assembly is coupled to the body and provides selective access into the driver compartment and into the cargo compartment through the cab opening and cargo opening, respectively. The door assembly includes a first door and a second door. The first door is movable between a first position extending across the cab opening and a second position extending at least partially across a portion of the cab opening. The second door is movable between a third position extending across the cargo opening and a fourth position extending at least partially across a portion of the cab opening.

A rekeyable lock cylinder with a cylinder body, an inner sleeve, and a plug assembly is provided. The plug assembly includes a plurality of key followers and a corresponding plurality of first racks and second racks disposed in carriers. The first racks correspond to operation of a user key and the second racks correspond to operation of a master key. As such, the lock cylinder is usable in a user / master key system. Disengaging either of the first or second racks from the key followers allows rekeying of the lock cylinder for the user key or the master key.

The utility model relates to an anti-theft lock for a battery box of an electric vehicle, which comprises a lock body, a lock tongue mounting shaft hole and a lock cylinder mounting shaft hole are arranged in the lock body, a lock tongue is arranged in the lock tongue mounting shaft hole, the end part of the lock tongue is linked with a reset spring, a lock cylinder is arranged in the lock cylinder mounting shaft hole, and an unlocking groove structure is arranged on the lock tongue. The anti-theft lock is characterized in that a first spring and a steel ball are arranged between the lock cylinder and the lock cylinder installation shaft hole, a first installation shaft hole is formed in the periphery of the lock cylinder, the first spring is distributed in the first installation shaft hole, and the steel ball is in abutting connection with the inner circumferential face of the lock cylinder installation shaft hole under pushing of the first spring; a plurality of sets of grooves distributed at intervals are formed in the inner circumference of the lock cylinder installation shaft hole. The anti-theft lock for the battery box of the electric vehicle has the beneficial effects that the lock cylinder can stably keep the gear as long as the lock cylinder is not rotated by a hand when the gear of the battery box is taken out / installed or locked.

A lock core and key assembly includes a core body, a core plug having a core plug insert-receiving aperture, a core plug insert positioned in the core plug insert-receiving insert, and a key. The core plug insert has a taper and the key has a bow and a shank with a taper that aligns with the taper of the core plug insert.

A rekeyable lock cylinder with a cylinder body and a rotatable plug assembly is provided. The plug assembly includes a plurality of key followers and a corresponding plurality of racks for operation of a first locking bar. Additionally, the plug assembly includes a plurality of sliders for operation of a second locking bar. The key followers and racks can be rekeyed while the plug assembly is disposed within the cylinder body. The sliders are operated by a side milling cut on a key and provide additional key cut combinations for enhanced security of the rekeyable lock cylinder.

The utility model discloses a suspension bead lock cylinder, and relates to the technical field of lock cylinders. The key comprises a lock shell, two lock liners, a key body, a plurality of main marble mechanisms, a group of auxiliary marble mechanisms and two suspension blocks, key holes are formed in the lock liners, a plurality of main through openings communicated with the key holes are linearly formed in the circumferential side faces of the lock liners, the key body comprises a key body and a key handle, and key flower parts are arranged on the upper surface and the lower surface of the key body. A set of auxiliary through openings are formed in the lock cylinder, a Y-shaped structure is formed between the two auxiliary through openings and the main through opening, and the auxiliary through openings face the axis of the lock cylinder. Through the design of the auxiliary marble mechanism and the suspension block on the key, the number of knurling matching points can be increased, meanwhile, the auxiliary marble mechanism and the main marble mechanism are different in direction, so that different angles of the knurling matching points can be increased, the anti-theft capacity of the lock cylinder can be greatly improved, the auxiliary marble mechanism cannot interfere with the lock shell, and the anti-theft effect is good. And processing, production and assembly are facilitated.

The invention discloses a violent unlocking prevention intelligent door lock which comprises an inner lock assembly and an outer lock assembly which are arranged on the inner side and the outer side of a door, and a spring bolt used for controlling a lock cylinder to be unlocked. The outer lock seat, the outer handle, the outer limiting ring, the torsional spring, the clutch lock head, the baffle, the plug pin assembly, the clutch motor, the clutch pressing plate and the control panel are arranged on the outer shell, and the purpose is that the clutch motor drives linkage control of the clutch pressing plate and the plug pin assembly, so that dynamic locking / separation of the outer lock seat and the clutch lock head is achieved; when a legal identity is verified through fingerprints / passwords, the control panel triggers the clutch motor to move the clutch pressing plate upwards and tightly press the plug pin assembly, the clutch lock head and the outer lock base are locked, unlocking can be achieved by rotating the outer handle at the moment, if the legal identity is not verified, the clutch lock head and the outer lock base cannot be locked all the time, and unlocking can be achieved even if the outer handle is forcibly twisted. And the clutch lock cannot be driven to rotate, so that the property safety of a user is protected.

An anti-tamper cylinder lock to reduce the prospect of a freeze attack, the cylinder comprising a cylinder body, a key aperture 5, a plug 7 comprising one or more locking pins 9, a continuous channel

A rekeyable lock cylinder with a cylinder body and a plug assembly. The lock cylinder includes a plurality of key followers and a corresponding plurality of racks disposed in the plug assembly. Disengaging the racks from the key followers allows rekeying of the lock cylinder.

A barrier device for a locking device is provided with a stator, with a rotor with a rotor axis and with an electromechanical actuator in the rotor. The rotor has two rotor elements, with the first rotor element and the second rotor element being arranged axially one behind the other in relation to the rotor axis. The two rotor elements are connected to each other in a rotationally fixed manner. The electromechanical actuator is arranged in one of the rotor elements. A locking device is provided with a locking device housing and the barrier device. The barrier device is received in the locking cylinder housing. In particular, the locking device includes a fastening element which is inserted from the outside into the locking device housing in order to fasten the stator to the locking device housing in a rotationally fixed manner.

A rekeyable lock cylinder with a cylinder body and a plug assembly. The lock cylinder includes a plurality of key followers and a corresponding plurality of racks disposed in the plug assembly. The lock cylinder includes, for example, a locking bar for blocking rotation of the plug assembly with respect to the cylinder body to prevent unlocking of the rekeyable lock cylinder with an unauthorized object. In some embodiments, the locking bar is configured such that torqueing the plug assembly with an unauthorized object applies force to the locking bar without translating such force to the plurality of racks. This type of arrangement enhances torque resistance of the lock cylinder against attempted forced entry.

A rekeyable lock cylinder with a cylinder body and a rotatable plug assembly is provided. The plug assembly includes a plurality of first key followers and a corresponding plurality of first racks for operation of a first locking bar. Additionally, the plug assembly includes a plurality of second key followers and a corresponding plurality of second racks for operation of a second locking bar. The first and second key followers and first and second racks can be rekeyed while the plug assembly is disposed within the cylinder body. The first and second key followers face each other within a keyway opening of the plug assembly and are independently operable.

A barrier device for a locking device is provided with a stator, with a rotor with a rotor axis and with an electromechanical actuator in the rotor. The rotor has two rotor elements, with the first rotor element and the second rotor element being arranged axially one behind the other in relation to the rotor axis. The two rotor elements are connected to each other in a rotationally fixed manner. The electromechanical actuator is arranged in one of the rotor elements. A locking device is provided with a locking device housing and the barrier device. The barrier device is received in the locking cylinder housing. In particular, the locking device includes a fastening element which is inserted from the outside into the locking device housing in order to fasten the stator to the locking device housing in a rotationally fixed manner.

The invention discloses a lock cylinder extension piece and a lock. The lock cylinder extension piece comprises a lock cylinder body. Through cooperative arrangement of the first lengthening mechanism and the second lengthening mechanism, the advantage that the actual length of the lock cylinder is increased or decreased to correspond to different door body thicknesses is achieved, the first lengthening mechanism and the second lengthening mechanism with different thicknesses are increased or decreased so as to adapt to the door body, operation is easy, fragmentary parts are avoided, and practicability is high. Therefore, follow-up random increase and decrease for adaptive use are facilitated, disassembly, assembly, replacement and maintenance work of people are facilitated, increase and decrease work of the needed lock cylinder length is achieved in an increase and decrease mode, and meanwhile the thickness of the first lengthening mechanism and the thickness of the second lengthening mechanism are diversified so that the requirements of people can be met, and door bodies with different thicknesses can be met. And by means of cooperation of the lock cylinder body, the supporting mechanism, the first shell mechanism and the second shell mechanism, the first lengthening mechanism and the second lengthening mechanism can be matched for increasing and decreasing operation.

The invention relates to a main and auxiliary double-elastic handle plane lock, and aims to solve the technical problems that a torsional spring is only arranged at the hinged position of a handle of an existing similar product and a rotating shaft, and the tail part of one end of a lock cylinder of the handle lacks a structural design for assisting the ejection of the handle. A handle of the handle plane lock is arranged in a handle groove in the top of a base, and one end of the handle is hinged to one end of a rotating shaft in a rotating shaft hole in one end of the base and provided with a torsional spring. The anti-theft lock is characterized in that a lock shell is arranged at a lock groove in the base, a lock hook elastic piece is arranged on one side in the lock shell, one end of the lock hook elastic piece is aligned with a lock head of the lock cylinder assembly, a hook groove is formed in the other end of the lock hook elastic piece, a protruding column at one end of a pin column is limited to a buckling hook on one side in the hook groove of the lock hook elastic piece, and a first spring is arranged at the bottom of the end of the pin column; the top of the other end of the pin extends out of the lock shell and abuts against the bottom of one end of the lock cylinder assembly of the handle in the handle groove. When the handle is pressed into the handle groove of the base, the handle pushes the pin column to reset, and the convex column of the pin column is buckled with the buckling hook in the hook groove of the lock hook elastic piece.

Articles of manufacture, machines, processes for using the articles and machines, processes for making the articles and machines, and products produced by the process of making, along with necessary intermediates, directed to a lock and key system.

The lock plug can have a plug body rotatably mountable within a lock housing for rotation around an axis, the plug body having a solid of revolution shape, the plug body having an insert component assembled to a primary component, a keyway defined in the plug body, the keyway having a length parallel to the rotation axis, the keyway adapted to receive a key blade matching a cross-sectional shape of the keyway, and a blocking mechanism protruding into the keyway, the blocking mechanism configured to prevent the plug from rotating unless actuated by the key blade and unless the key blade is of a matching type, the blocking mechanism integrated to the plug insert. The method of assembling the lock plug can include assembling components of the blocking mechanism to the insert component prior to assembling the insert component to the primary component.

An anti-tamper cylinder lock to reduce the prospect of a freeze attack, the cylinder comprising a cylinder body, a key aperture 5, a plug 7 comprising one or more locking pins 9, and a blow hole 13, s

A rekeyable lock cylinder with a cylinder body and a plug assembly. The lock cylinder includes a plurality of key followers and a corresponding plurality of racks disposed in the plug assembly. Disengaging the racks from the key followers allows rekeying of the lock cylinder.

A rekeyable lock cylinder with a cylinder body, an inner sleeve, and a plug assembly is provided. The plug assembly includes a plurality of key followers and a corresponding plurality of first racks and second racks disposed in carriers. The first racks correspond to operation of a user key and the second racks correspond to operation of a master key. As such, the lock cylinder is usable in a user / master key system. Disengaging either of the first or second racks from the key followers allows rekeying of the lock cylinder for the user key or the master key.