A shutter locking assembly that has a bolt carriage with a bolt slidingly engageable with the bolt carriage and a biasing (actuator) means operatively connected to the bolt member and the bolt carriage. The bolt carriage is inserted into a cavity of a shutter slat, and the action of moving the shutter slat between an up (open) position and a down (locked) position, causing the bolt to be moved between an extended position and a retracted position. When the shutter slat is in a down (locked) position the bolt engages with a bolt receiving opening adjacent to the shutter slat, and when in an up (open position) the bolt is retracted

A lock system for controlling access, for example to a room or building, is disclosed. The lock system comprises a bolt module in which control of the bolt can be configured differently on the two sides of a leaf or door. Control of the bolt module may be provided by various locking modules, which are also disclosed herein. The bolt module is reversible for left handed or right handed operation. In one embodiment the bolt module comprises: a bolt moveable between a thrown position and a retracted position; and a first rotor assembly capable of accepting a drive element, the first rotor assembly arranged to drive the bolt. The bolt module may also comprise a second rotor assembly. The bolt module may comprise an anti-thrust member obstructing driving back of the bolt under action of an external force on the bolt. The bolt module may comprise a lockable cover.

An intelligent door lock system coupled to a door at a dwelling. a door status device is at the dwelling. The door status device is coupled to a drive shaft of a lock device to assist in locking and unlocking a lock of a lock device at the door. The lock device is coupled to the door status device and includes a bolt. An engine, an energy source and a memory are coupled together. A camera is coupled to or part of the intelligent door lock system. The camera is configured to record in response to door lock status.

A glove compartment lock device includes: a base member attached to a glove compartment; a knob member supported by the base member so as to be rotatable around a shaft portion between a closed position and an opened position; an arm member supported at a center portion in a longitudinal direction thereof by the base member so as to be swingable between a locked position and an unlocked position of the glove compartment and configured to come into contact with the knob member at one end portion thereof; and a spring member locked at one end portion thereof to the knob member, locked at another end portion thereof to another end portion of the arm member, and configured to generate a biasing force that rotates the knob member to the closed position and swings the arm member to the locked position. A rotation direction around the shaft portion in which the one end portion of the spring member rotates the knob member to the closed position and a rotation direction around the shaft portion in which the other end portion of the spring member swings the arm member to the locked position are opposite to each other.

An alarm system includes a latch assembly having a movable element mounted on one of an entry and a structural element, and a fixed element mounted on the other of the entry and the structural element, wherein the movable element is movable between an engaged position with the fixed element and a disengaged position from the fixed element. A magnet is provided in one of the movable element and the fixed element, and a coil is provided in the other of the moveable element and the fixed element. The magnet and the coil are positioned relative to each other so that an electric current is induced in the coil by the magnet when the movable element is moved between the engaged position and the disengaged position. An energy harvesting circuit connected to the coil converts the induced electric current into a supply voltage that powers the alarm system.

The present invention discloses a door lock structure for a pet cage. The door lock structure comprises a cage body on which at least one entrance and exit and a cage door matched with the entrance and exit are arranged. A plurality of pivot rings is arranged on one side of the cage door, sleeves a door frame on the edge of the entrance and is rotatable about the door frame. At least two limit sliding rods which are parallel to each other are arranged on the cage door, and a lock that is slidable on the limit sliding rods is installed on the limit sliding rods. The lock comprises a traveling mechanism that clamps the limit sliding rods, and a plurality of tension springs is installed on one side of the traveling mechanism close to the door frame. A plurality of lock bolt assemblies that moves synchronously with the traveling mechanism is also arranged on the traveling mechanism, and the lock bolt assemblies are matched with and locked with lock hole mechanisms provided on the corresponding door frame. The door lock structure is simple and exquisite in structure and design. Through the joint action of the traveling mechanism, the lock bolts and the tension springs, on the one hand, a plurality of lock bolts can be controlled at the same time; on the other hand, a plurality of parts of the cage door can be locked. The door block structure is simple and reliable and is easy to operate.

A galley bay door system comprises a slider housing configured to be mounted in a galley bay door. The system also includes a slider mounted in the slider housing and configured for sliding movement relative to the slider housing, a slider plate mounted to the slider for movement together with the slider. A method comprises securing contents in a galley trolley with a door on the galley trolley and providing secondary retention for the contents in the galley trolley by closing the galley trolley inside a galley bay with a door of the galley bay.

A latch mechanism for a bathroom stall door includes: a sliding latch having an engagement portion and a user contact portion, the user contact portion having a latch movement section and a door movement section; a door bracket configured to attach to a door and that restrains movement of the sliding latch relative to the door, the movement being restrained to a sliding movement; and a latch catcher configured to attach to a frame adjacent to the door, the latch catcher receiving the engagement portion of the sliding latch when the sliding latch is in a latched position. The latch movement section is configured to translate movement of the user to movement of the sliding latch between an unlatched position and the latched position, and the door movement section is configured to translate movement of the user to movement of the door between an open position and a closed position.

A wireless access system at a building is provided. A door lock system includes: a lock status device configured to be coupled to the drive shaft of a lock device, the lock status device assisting in locking and unlocking a lock of a lock device. A processor is coupled to the door lock system. An image capture device at the building is configured to be in communication with the door lock system and capture an image of an object in the vicinity of the building. A light source assembly is in communication with the image capture device.

The invention relates to a child safety locking mechanism for a cupboard comprising first and second movable doors 3a, 3b and a fixed frame 3, and comprising first and second latching means 1, 31 and a catching means 2, the first and second latching means 1, 31 each comprising a retractable rod 4, 34 removably engageable in a corresponding recess 5a, 5b in the catch means 2 and retractable by a user operable unlocking means 12, 42 against the action of a spring 6, 36 which spring 6, 35 restores the retractable rod 4, 34 to the catch engaged position when the user releases the user operable unlocking means 12, 42; wherein the user operable unlocking means 12, 42 includes secondary locking means 13, 43 which normally prevents the operation of the user operable unlocking means 12, 42 and which must be unlocked before the user operable unlocking means 12, 42 can be operated. The secondary locking means is unlocked by a rotating, sliding or pressing-in action, and corresponding the unlocking means 12, 42 may be released by a rotating, sliding or pressing in action, and that the direction movement required to unlock the secondary locking means 13, 43 is different to the direction of movement required to release the unlocking means 12, 42. The retractable rod 4 includes a first catch engaging end 4a and second opposite operating end 4b which includes a gear rack 9, and the user operable unlocking means 12 includes user engaging surface and is connected by a shaft 11 to gear wheel 10 which engages the gear rack 9 to slidably move the retracting rod 4 when the engaging surface of the user operable unlocking means is rotated by an adult user.