A low-voltage, direct current apparatus for controlling a door, gate, or other access point to a structure or enclosed area. In some embodiments, the apparatus may comprise a housing, a face plate coupled to the housing, a strike plate coupled to the housing, and a keeper disposed between the face plate and the strike plate. The keeper may be rotatably coupled to the housing and may have a cavity configured to receive a latch coupled to a door or other access point. A motor may be disposed within the housing, and a shaft may be coupled to the motor. An actuator arm may be coupled to the shaft. The motor may be operable to rotate the shaft to move the actuator arm from a locked position to prevent movement of the keeper to an unlocked position to allow movement of the keeper.

A heating cooking apparatus includes a main body, a door, a latch head provided at the door, a holding member provided at the main body and that holds the latch head to cause the door to be in a locked state, a door opening button, a door unlock key, a displacement transmission mechanism that transmits a displacement of the door opening button to cause that displacement to release the locked state of the door by the holding member, a locking cam that is movable between a limiting position at which at least one of the displacement of the door opening button and the transmission by the displacement transmission mechanism is limited, and a non-limiting position at which neither is limited, and a driving unit that causes the locking cam to move to the non-limiting position in response to an operation of the door unlock key.

A lock, attachable to a coupling in a bushing coupled to an outside structure, includes a housing, an actuatable lock assembly and a latching assembly. The actuatable lock assembly is rotatable relative to the housing assembly in a closed orientation and an open orientation, and, has a spindle member having a knob attachment portion and a coupling attachment portion. Here, the spindle member and a knob are configured to rotate relative to the housing assembly. The coupling attachment portion is extendable into a central bore and attachable to a coupling. Upon attachment, relative rotation of the spindle member and the coupling is substantially precluded. The latching assembly is positionable in one of a locked position and an unlocked position. The latching assembly is positioned within the cavity of the housing assembly and includes a motor to direct the actuatable lock assembly from a closed orientation to the open orientation.

There is provided a lock control device attachable to a locking mechanism, the lock control device including circuitry configured to receive key information and a process request from a first communication device, the key information including authorization information of the first communication device related to a plurality of types of functions of the lock control device, and determine whether the process request is permitted based on the key information, wherein the key information further includes identification information of the first communication device.

A magnetic release mechanism for use with underwater fishing equipment includes a base plate having a slot for receiving a buckle, and a recess for receiving a release plate. A permanent magnet positioned proximate the recess generates a first magnetic field for magnetically coupling the release plate to the base plate. An electromagnetic coil positioned proximate the permanent magnet is configured to selectively generate a second magnetic field when energized. A magnetic field sensor is positioned proximate the recess. A controller is operatively coupled to the magnetic field sensor. The controller may be configured to monitor the magnetic field sensor to detect the presence of a third magnetic field and, in response to detecting the presence of a third magnetic field, output a signal indicating that the release plate is magnetically secured within the recess.

An electronic lock for an assembled cabinet, including a lock shell, a locking and unlocking assembly mounted on the lock shell, an electronic driving device, a wireless communication device, a control circuit board, and a power supply. The control circuit board is electrically connected to the electronic driving device, the wireless communication device, and the power supply. The electronic driving device transmits motion to the locking and unlocking assembly. The electronic lock is adaptable to free combination of an assembled cabinet to provide easy installation and convenient use.

An electromagnetic lock assembly includes a magnet block having a coil assembly and a connection for receiving an electrical current; and a control system having a detection circuit and an activation circuit, wherein the detection circuit senses a voltage across the coil and automatically sends an activation signal to the activation circuit when the voltage decreases from a supply voltage to a reference threshold voltage, the activation circuit increasing the electrical current through or the voltage across the coil assembly upon receipt of the activation signal. The electromagnetic lock assembly may further include an armature for coupling with the magnet block, wherein the supply voltage is configured by the control system to magnetically couple the armature and the magnet block absent an external separating force applied against the armature or magnet block.

A high security electromechanical lock has a lock assembly configured to extend or retract a locking member. The lock assembly includes a first microcontroller communicatively coupled to an electronic storage memory. An electronic key input assembly is electrically and mechanically coupled to the lock assembly. The electronic key input assembly includes an electronic dial ring base having a base plate and a communications hub circuit. The base plate has a side wall. The communications hub circuit has a plurality of communications ports arranged around a periphery of the base plate that are accessible through the side wall. Each of the plurality of communications ports is configured to communicate with a respective peripheral electronic device of a plurality of peripheral electronic devices. The base plate is configured to mechanically removably mount each of the plurality of peripheral electronic devices around the periphery of the side wall of the base plate.

A power control system for use with an electric lock mechanism including an actuator having a coil with a particular coil impedance. The power control system comprises a power supply configured to provide an output voltage having a drive current to the actuator, a credential device powered by the power supply and configured to signal the power supply to provide the output voltage upon receiving an authorized access code, an actuator driver including a multiple-gain current-sensing circuit, and a microcontroller configured to monitor and control the power supply, credential device, actuator driver, and actuator, and determine the impedance of the coil. The microcontroller is populated by a look-up table having performance data for a plurality of coils such that the microcontroller selects a duty ratio to establish the optimum magnitude of drive current to the coil based only on the determined impedance of the coil.

A system comprising a door assembly configured to be installed within an aircraft galley, the door assembly including: a door body which is moveable between a closed position and an open position; and a primary latch mechanism configured to secure the door body in the closed position. The primary latch mechanism is moveable between a latched position, a neutral position and an unlatched position. The primary latch mechanism includes: a rotatable plate, an electrically operated actuator mechanically coupled to the rotatable plate and configured to rotate the rotatable plate, a handle mechanically coupled to the rotatable plate and configured to rotate the rotatable plate, and a latching rod coupled to the rotatable plate, wherein the rotatable plate is configured to convert a rotational movement into linear movement of the latching rod such that the door assembly may be latched and unlatched.