Abstract: Aspects of the present disclosure generally pertain to an apparatus and method for holding a key for self-defense. Aspects of the present disclosure more specifically are directed toward a self-defense key holder or an apparatus that rapidly converts a key (e.g., house key) into a fighting weapon, for example, for self-defense. The defense key holder may utilize an existing key (e.g., home/office/auto) to replace bulky and often prohibited self-defense aids. This disclosure may be useful for giving a user additional control and force in a variety of motions with a key or other object.

Abstract: A key accessory has a low-cost and simple structure and allows a user to easily confirm on the spot that the user has performed locking even in a place where the user has gone out. A key accessory to be attached to surfaces of a holding part of a key includes: a deforming member configured to be deformed by a holding force applied when the user carries out a locking operation with the key; and a restoring member configured to cause the deforming member having a shape after having been deformed by the holding force to restore to its original shape before the deformation.

Abstract: A keycard may include electronics to allow access to vehicle functions. A keycard system for a vehicle includes a plurality of sections of a stacking key, and a keycard, including a key holder defining a plurality of sleeves, each sleeve having an opening for receiving a respective one of the plurality of sections, wherein the key holder further includes electronics configured to wirelessly provide access to the vehicle. A foldable keycard includes hinged sections, each defining a base and a layer of a blade of a key extending therefrom; and an electronic vehicle access component arranged at the base of one of the sections opposite the blades, and configured to fold away from the blades to allow the keycard to be inserted into a lock.

Abstract: A pickproof lock has a hollow housing, a lock shaft and a sleeve mounted in the housing, multiple axial pin sets mounted in the lock shaft and the sleeve, and at least one radial pin set mounted in the housing and the lock shaft. When unlocking the pickproof lock, the key is able to push the axial pin sets and the at least one radial pin set to unlocking positions, so as to drive the lock shaft to rotate and to unlock the pickproof lock. The complexity of the pickproof lock is increased. People with bad intentions are unable to unlock the pickproof lock with a lock picking tool, such as a round tube. Accordingly, personal goods or private matters can be safely protected by the pickproof lock.

Abstract: A locking device includes a lock, a blade and an attachment. The lock includes a key slot and a lockpin unit. The key slot extends from a key insertion face to an interior of the lock. The lock includes an inner wall. The lockpin unit is in the lock and extends into the key slot from the inner wall of the lock. The blade includes a guiding end, a control end, a receiving portion located between the guiding and control ends, and a guiding piece. The guiding piece is arranged at the guiding end. The guiding end is located in the key slot, and the control end is located outside the key slot. The attachment is detachably attached to the receiving portion. The blade is slid to drive the attachment to be in or off contact with the lockpin unit.

Abstract: A jewelry clasp is provided that includes a key, a casing, and a locking mechanism. The casing includes an external body with an internal cavity having an opening for receiving the key and another opening into which the locking mechanism is partially disposed. The locking mechanism includes a lever and a spring. The lever has a locking end configured to engage the key in a fixed position relative to the casing, and a pressing end for disengaging the lever from the key. The spring provides tension to the lever to facilitate engagement of the key.

Abstract: A method for coding components of a locking system which are used to code a key and a female lock part. The coding components may be formed integrally with the key and female lock part or be provided as coding discs that are then affixed to non-coded bodies used for the key and female lock part. A blank of an easily machinable preliminary material is separated into two coding parts with a separation cut that simultaneously creates a coding surface on each coding part. These coding parts serve as the model to mold the coding components in a lost-wax process. Each coding part is encased in a material that forms a mold shell. The coding part is then melted or gasified and escapes from the mold shell, which now has a mold cavity that is then cast with the final material to be used for the coding components.

Abstract: A key assembly is disclosed. The key assembly may have a blade with a head portion, a shank, and a transition region connecting the head portion to the shank. The key assembly may also have a head configured to receive the blade. The head may have a shoulder located at the transition region to limit engagement of the head with the blade, and at least one tang located at an end of the head opposite the shoulder. The at least one tang may be configured to engage a recess located within a side of the head portion and inhibit removal of the head from the blade.

Abstract: A key assembly is disclosed. The key assembly may have a blade, and a head configured to receive the blade. The key assembly may also have a locking feature separate from the blade and the head. The locking feature may be received by the head and configured to inhibit removal of the blade from the head via interference. The locking feature may deform during connection to the blade.

Abstract: A method for coding a key and a female lock part for a lock in a lock system, whereby a blank is separated into two parts by a separating cut that is guided perpendicular to the longitudinal axis and in the direction of the longitudinal axis of the blank. The cut forms a coding contour. The two parts are then post-processed to form the key and the female lock part or serve as coding disks that are affixed to a key and a female lock part.

Abstract: A low-cost switch sensor remote dead bolt status indicator includes a switch sensor within a key body of a door key which starts a sensor at a door lock location upon sensing of a dead bolt entering into a locked position. The sensor is provided with a self shut-off feature operating after a fixed duration of minutes length has elapsed. The indicator also includes a receiver in the hand held key, which is capable of receiving signals from the sensor after the user presses an inquiry button on its surface. The hand held key has two indicators for alternately displaying the lock's dead bolt status as being locked or unlocked.

Abstract: The present invention relates to a lock and a key for the same, and multiple modular lock core units are mounted in the lock. Multiple lock bead units having specific standard are mounted in each lock core unit. Each lock bead unit is detachable and is able to rearrange the permutations of the lock bead units. The key includes a handle, a core bar and multiple unlocking blocks. The core bar is connected with the handle. The unlocking blocks are detachable, are mounted around the core bar and have multiple lock teeth sequentially formed around the inner peripheries of the unlocking blocks. A user can adjust the permutations of the key teeth of the key to unlock the lock that has different permutations of the lock bead units, also can change the permutations of the lock core units to get the same effects.

Abstract: A cylinder lock assembly including a plug rotatable in a cylinder lock body and including a plurality of chambers, each of the chambers having a chamber depth axis, and a plurality of plug locking elements received in the chambers, each of the plug locking elements including a key cut interface probe for interfacing with a key cut formed on a key, and wherein each of the plug locking elements is arranged to move along the chamber depth axis and not rotate about the chamber depth axis, and each of the key cut interface probes has a predetermined orientation with respect to the chamber depth axis.

Abstract: An anti-picking device for a lock includes a casing, a rotating body, a key guiding seat and a linking member. The casing has a compartment. The rotating body is rotatably received in the compartment and has an actuated member adapted to rotate the rotating body relatively to the casing and an insertion hole axially connecting two end faces of the rotating body. The key guiding seat is received in the compartment and has an arc guiding groove and a receiving hole. The arc guiding groove communicates with the receiving hole, and the receiving hole penetrates through the key guiding seat in the axial direction. The linking member is received in the receiving hole of the key guiding seat and has an engaging part at a first end, while a second end of the linking member extends out of the receiving hole.

Abstract: A lock and key combination that uses a key device which includes a shaft portion, and at least one movable key combination element which is retained within the shaft portion and which includes first and second portions adjacent one another, the first portion of the at least one movable key combination element being located along on the shaft portion and the second portion of the at least one movable key combination element being located offset to the first portion.

Abstract: A key blank comprises a shaft and a head connected to the shaft, the shaft including first and second surface that are oppositely facing, wherein the surfaces are configured to include combination elements to operate a lock and a pair of coaxial operating elements, wherein one element of the pair is operative from the first surface of the shaft and the other element of the pair is operative from the second surface of the shaft, and wherein at least one of the operative elements is a resilient element mounted inside a bore provided in the shaft, wherein the resilient element is operative to exert a compressive force on a pin mechanism of the lock in response to the operative engagement and thereby release the pin mechanism from a lock position, without requiring any pressure on the coaxial element on the other side.

Abstract: A mechanical key for accommodation in a portable device for use in an electronic key system. The mechanical key is provided with a grip including a socket and a key plate fixed to the grip. The key plate includes a blade and a shank, which is inserted into the socket. The shank includes a first edge for abutting against the socket when the shank is inserted into the socket and a shoulder extending from the blade. The socket includes a guide for abutting against and guiding the first edge of the shank when the shank is inserted into the socket. The guide is mated with the first edge under pressure. The socket further includes a second edge for abutting against the shoulder when the shank is inserted into the socket. The second edge is mated with the shoulder under pressure.

Abstract: The present invention is directed to key assemblies and their mating locks, and more particularly, to keys with mutually compressible, actuating elements capable of being continuously positioned axially within apertures in a key blade.

Abstract: Described herein are examples of concealed handcuff keys including a key concealed as a bracelet.

Abstract: A rotary actuator comprises a rotatable chuck assembly and an actuating mechanism. The chuck assembly may include a chuck housing movable between retracted and deployed positions. The chuck assembly may further include a pair of jaws pivotable between open and closed positions in correspondence to the retracted and deployed positions of the chuck housing. The actuating mechanism may be coupled to the chuck assembly for rotation between “Off”, “Neutral”, and/or “On” positions.

Abstract: The present remote key device includes an annular frame member disposed about a central axis. The frame member includes an inner frame portion that defines a central void region interior thereto, which is adapted to house a remote access transmitter device therewithin.

Abstract: The present/invention comprises a key device (1) for insertion into a lock, the device being switchable between two modes of operation when inserted in the lock; wherein when the key device (1) is in its first mode of operation, the device prevents the lock from being activated between its engaged and disengaged positions; and when the key device (1) is in its second mode of operation, the device enables the lock to be activated between its engaged and disengaged positions; and wherein the key device is switchable between the two modes of operation by the application of a force to the key device (1) above a predetermined threshold.

Abstract: A multipurpose key for use by vehicle operators in the case of emergency. In addition to conventional key electronics, the key including a glass-breaking spike, an open slot cutter for cutting seat belts and the like, and may also include a light, an alarm, and other functions. The multipurpose key is formed as a single key unit so as to be always available in the ignition slot of the vehicle in case of emergency. A key portion may be separable from the glass-breaking spike portion.

Abstract: An organizing device including housing, cover, and sliding mechanism. The housing includes a cavity, at least one open end and at least one sliding mechanism opening extending in the longitudinal direction along the housing for receiving and retaining at least part of the sliding mechanism within the housing. The cover is removeably attached over the open end of the housing. Sliding mechanism includes an actuation portion or thumb actuator and mounting portion for mounting a key or other user device. The mounting portion of the sliding mechanism is positioned inside cavity of the housing and the actuation portion of the sliding mechanism extends though the sliding mechanism opening in the housing. In one implementation, the mounting mechanism may be permanently or removeably fixed to the user device. In the case of a key, the mounting mechanism may be mounted to the key blade to form the modified key.

Abstract: A multipurpose key for use by vehicle operators in the case of emergency. In addition to conventional key electronics, the key including a glass-breaking spike, an open slot cutter for cutting seat belts and the like, and may also include a light, an alarm, and other functions. The multipurpose key is formed as a single key unit so as to be always available in the ignition slot of the vehicle in case of emergency. A key portion may be separable from the glass-breaking spike portion.

Abstract: An unlocking device includes a casing mounted to a side of a lock. A movable body is movably received in the casing along a first axis and has an opening. The lock has a keyhole in an extent of the opening. A key receiving seat is movable along a second axis perpendicular to the first axis between a first position received in the movable body and a second position at least partially outside of the movable body. A linking rod is extended into the movable seat. A key can be placed into a key receiving hole of the key receiving seat in the second position and then moved into the movable body to engage with the linking rod when the key receiving seat moves to the first position. The key is movable into the keyhole by moving the linking rod along the first axis and is rotatable for a locking or unlocking operation.

Abstract: A key device for use with more than one lock, the key device including a shaft portion, and at least one movable key combination element retained within the shaft portion and including first and second portions adjacent one another, the first portion of the at least one movable key combination element being located along on the shaft portion and the second portion of the at least one movable key combination element being located offset to the first portion.

Abstract: A key mechanism that includes a key having a shank portion and a grip portion secured to the shank portion. The mechanism further includes a frame with the key being rotatably secured within the frame such that the shank portion protrudes from a first end of the frame. The grip portion of the key may be accessed and rotated to rotate the shank portion while the key is in the frame allowing one-handed operation of the key mechanism.

Abstract: A key mechanism that makes it possible to fix the key inside the cylinder bolt lock outphased from the original combination, thereby preventing the cylinder of the bolt lock from turning. The security of the key mechanism is also enhanced as a cylinder tumbler engages within a slot of the key blade and the key cannot then be expelled from the cylinder bolt lock. Therefore, it is impossible to insert another key or picklock from the other side of the cylinder bolt lock.

Abstract: An unlocking device includes a casing mounted to a side of a lock having a keyhole. A movable body is rotatably received in the casing about an axis. The movable body has a closed end having a through-hole. A key receiving seat is received in the movable body and has a passage. The keyhole is normally blocked by the closed end of the movable body. The movable body can be rotated to align the through-hole with the keyhole and the passage. A manually rotatable linking rod extends through the passage and has an engaging portion for coupling a key received in the passage. The key can be moved into the keyhole by moving the linking rod along the axis and can be rotated for a locking or unlocking operation.

Abstract: The present invention is directed to key assemblies and their mating locks, and more particularly, to keys with mutually compressible, actuating elements capable of being continuously positioned axially within apertures in a key blade.

Abstract: A card type mechanical key including a card member having a card surface and an edge portion. The card member includes a mechanical code pattern formed by partially eliminating the card surface or the edge portion and functioning as a verification code mechanically verifiable by a lock device. A fitting member is fitted to the mechanical code pattern. A concealment sticker is adhered removably to the card member in a state in which the fitting member is fitted to the mechanical code pattern of the card member so as to conceal the mechanical code pattern and the fitting member.

Abstract: A key mechanism that includes a key having a shank portion and a grip portion secured to the shank portion. The mechanism further includes a frame with the key being rotatably secured within the frame such that the shank portion protrudes from a first end of the frame. The grip portion of the key may be accessed and rotated to rotate the shank portion while the key is in the frame allowing one-handed operation of the key mechanism.

Abstract: A key remote control cover for covering the remote control portion of a remote control key to prevent inadvertent pressing of remote control buttons while handling the key includes a rigid main body portion having an interior, a closed first end, and an open second end. The main body portion is designed for surrounding the bow of a key. A slot is positioned in the closed first end of the main body portion such that the slot is designed for receiving a blade of the key therethrough while the main body portion surrounds the bow of the key.

Abstract: A pin tumbler lock releasing method involves cooperatively using keyway insertible and universally configured lift, key and shim devices to raise the pin stacks within a pin tumbler lock to just above the lock's shear line and then rotating the lock's plug element within its outer easing in order to disengage its locking mechanism.

Abstract: A pin tumbler lock releasing system includes keyway insertible and universally configured lift, key and shim devices that are cooperatively used to raise the pin stacks within a pin tumbler lock to just above the pin tumbler lock's shear line so that the lock's plug element may be rotated within its outer casing in order to disengage its locking mechanism.

Abstract: The present invention relates to a key (1) and to a mechanical module for a key (1), comprising a body (2), the body (2) including a first body portion (21) and a second body portion (22), the first and second body portions (21, 22) being mechanically secured to each other via a shape assembly, the first body portion (21) including a base member (21?) and a matching member (23), the matching member (23) achieving the shape assembly with the second portion (22), and the matching member (23) and the base member (21?) being connected by an adhesive or welded connection.

Abstract: A pin tumbler lock releasing system includes keyway insertible and universally configured lift, key and shim devices that cooperatively work to raise the pin stacks within a pin tumbler lock to just above the pin tumbler lock's shear line so that its plug element may be rotated within its outer casing in order to disengage its locking mechanism.

Abstract: A key unit for a lock system of a vehicle includes a device for opening and closing a lock system, in particular having a transmitter for the remote control of the lock system and/or a mechanical key. The key unit has a modular design, which includes a key case and an attachment. The key case accommodates the device for opening and closing the lock system. The attachment is releasably joined to the key case and permits various embodiments of the key unit.

Abstract: The objective of the invention is to allow the user to decipher the cuts (aka. depths) on a key from the lock without disassembling the lock. The current wafer lock readers on the market rely on a sensitive touch to operate and/or do not give the exact depths to recreate a key. Our wafer lock “reader” will give the exact depth of a cut, coming to a definite stop at the reading position for each cut on the key.

Abstract: An unlocking device includes a casing mounted to a side of a lock having a keyhole. A movable body is rotatably received in the casing about an axis. The movable body has a closed end having a hole. A key receiving seat is received in the movable body and has a key receiving hole. The keyhole is normally blocked by the closed end of the movable body. The movable body can be rotated to align the hole with the keyhole and the key receiving hole. A block is fixed to the movable body and includes a through-hole extending along the axis. A manually rotatable linking rod extends through the through-hole and has an engaging portion for coupling a key received in the key receiving hole. The key can be moved into the keyhole by moving the linking rod along the axis and can be rotated for locking or unlocking operation.

Abstract: A process for opening a combination lock having a known opening sequence with a tool having a driven portion operable only upon receipt of an authorization, the process including associating the tool's driven portion with the lock such that the driven portion automatically calibrates with the lock irrespective of the initial position of the lock and authorizing the driven portion to proceed through the known lock opening sequence of a predetermined series of clockwise and counterclockwise rotations to unlock the lock. A method of opening a combination lock with a tool, the combination lock having an opening sequence consisting of clockwise and counterclockwise rotations of a non finger manipulable lock opening component, the method including mating the tool with the lock opening component and operating the tool to rotate the lock opening component through a series of clockwise and counterclockwise rotations corresponding to the opening sequence to unlock the lock.

Abstract: Disclosed is a system for locking and unlocking a component, where the system comprises a lock adapted to lock a component, the lock capable of being opened by manipulation of a combination mechanism, the lock having a communication apparatus for communicating information related to the opening of the lock with a tool. The system further comprises a tool matable with the lock and adapted to open the lock by manipulation of the combination mechanism, the tool adapted to receive the communicated information related to the opening of the lock from the communication apparatus. Also disclosed are locks and tools suitable for use in such a system, and methods of opening at least one combination lock with a tool.

Abstract: The decoding of a lock, such as a pin tumbler type of lock, is completed by utilizing a method that includes the insertion of a key blank or other material with one or more reference indicators on a modifiable surface, into a keyway of the lock. The key blank is inserted until a stopping resistance is detected. Such a resistance occurs when a pin of the lock reaches a shear line position. After such a position is reached a marking is made on the key blank and a measurement is made. The measurement is compared to markings on a novel decoding template to determine the depth of a cut that should be made on an uncut key.

Abstract: A key assembly (500) is configured in a housing (90) of an electronic device, the housing having an opening (902) defined therein. The key assembly includes an elastic key body (50) and a hollow carrier (52). The hollow carrier is received in the opening of the housing for holding the key body. The key body and the carrier together seal the opening.

Abstract: A switch includes a case having an upper surface with a hole provided therein, an operating unit inserted in the hole so as to be movable up and down, plural switch contacts arranged to be activated upon the operating unit moving up and down, and a guide wall protruding downward from an inner edge of the hole. The operating unit has a side surface facing the guide wall. The guide wall has a cutout provided therein. This switch operates reliably with a good operational feel.

Abstract: An exemplary key includes a main body and a glazed layer. The main body has a contact receiving surface. The glazed layer is formed on at least one part of the contact receiving surface of the main body. The main body is made of ceramic materials. A method of making the present key is also provided.

Abstract: A key blank including a generally elongate shaft portion defining first and second generally flat oppositely directed side surfaces, joined by edge surfaces, at least one of the first and second side surfaces cuttable to form key cuts that define a key combination surface, and at least one key combination element movably disposed in the elongate shaft portion and adapted for touching a lock combination element disposed in a cylinder lock plug, wherein the at least one key combination element has inherent energy for applying an urging force against the lock combination element. A key formed from the key blank and lock therefore are also disclosed.

Abstract: A transponder key assembly is provided with a key blade and head assembly, with the head formed with a transponder holder opening therein from a face of the head and a separable transponder carrier matingly configured to the opening and adapted to be received into and be removable from the opening so as to prevent separation of the transponder from the key blade and head assembly to preserve the transponder for use in a subsequent key blade and head assembly.

Abstract: A key unit includes a grip case which includes at least a pair of synthetic resin case members joined to each other, and a mechanical key supported in the grip case and having a pivotable key head. A plurality of fitting projections are projectingly provided integrally on a metal holder ring held between the case members. The fitting projections are respectively fitted into a plurality of fitting holes provided in at least one of the case members. An engagement hook resiliently engaging with an engagement hole provided in the holder ring is projectingly provided integrally on one of the case members. This facilitates assembling and enhances assembly strength in attaching the metal holder ring to the grip case.