A drive system for a vending or other dispensing machine includes an electronic switch and an electric motor configured to actuate dispensing coils or other dispensing technologies to dispense instances of products. The drive system minimizes the risk of sparking and igniting propane or other volatile refrigerants or other volatile chemicals or materials used in or near the machine. The electronic switch may be a Hall effect switch, and the electric motor may be a brushless DC electric motor. A homing circuit is connected to the drive system to control/monitor actuation of the dispensing mechanism. A wiring harness connects the electronic switch to the electric motor, and may include a connector which can be set to allow the electric motor to operate in a clockwise direction or in a counterclockwise direction.

The circuit breaker control module of the present disclosure comprises: a plurality of semiconductor switching units for blocking current flows of transmission distribution lines or performing switching operations so as to switch the current flow directions; a control unit for controlling the turn-on/turn-off operation of each semiconductor switching unit by transmitting a trip signal to each of the plurality of semiconductor switching units; and a plurality of insulation type signal transmission element units which are provided between the plurality of semiconductor switching units and the control unit such that the semiconductor switching units and the control unit are insulated, and which transmit the trip signal from the control unit to each of the plurality of semiconductor switching units, and thus the presently disclosed circuit breaker control module can reduce the risk of accidents due to an electrical arc and increase the stability and reliability of the control unit.

A current controlling element includes: a first magnetic core forming a magnetic circuit; a coil for generating a magnetic flux in the first magnetic core when energized; a second magnetic core arranged at a distance from the first magnetic core; and a magnetoresistive conductor arranged in a first air gap between the first magnetic core and the second magnetic core.

A component identification system is disclosed. The component identification system may include a sensor system that includes a first Hall-effect switch configured to provide a first output signal corresponding to a state of the first Hall-effect switch, and a second Hall-effect switch configured to provide a second output signal corresponding to a state of the second Hall-effect switch. The sensor system may be configured to provide a single output signal that is based on the first output signal and the second output signal and indicates a combined state of the first Hall-effect switch and the second Hall-effect switch. The component identification system may include a component that is to be identified. The component may include a first magnet configured to affect the state of the first Hall-effect switch and a second magnet configured to affect the state of the second Hall-effect switch.

The semiconductor device includes a magnetic switch provided to a semiconductor substrate. The magnetic switch includes: a horizontal Hall element including first electrodes and second electrodes arranged at positions perpendicular to the first electrodes; a switch circuit configured to select a drive current direction of the Hall element from four directions; an SH comparator configured to alternately perform a first operation for sampling a signal transmitted from the Hall element and a second operation for sending a signal which is based on a result of comparing a value of the sampled signal and a reference value; a latch circuit configured to hold this sent signal and send the held signal as a latch output signal; and a control circuit configured to select the drive current direction in each of a period for the first operation and a period for the second operation based on the latch output signal.

The semiconductor device includes a magnetic switch provided to a semiconductor substrate. The magnetic switch includes: a horizontal Hall element including first electrodes and second electrodes arranged at positions perpendicular to the first electrodes; a switch circuit configured to select a drive current direction of the Hall element from four directions; an SH comparator configured to alternately perform a first operation for sampling a signal transmitted from the Hall element and a second operation for sending a signal which is based on a result of comparing a value of the sampled signal and a reference value; a latch circuit configured to hold this sent signal and send the held signal as a latch output signal; and a control circuit configured to select the drive current direction in each of a period for the first operation and a period for the second operation based on the latch output signal.

A component identification system is disclosed. The component identification system may include a sensor system that includes a first Hall-effect switch configured to provide a first output signal corresponding to a state of the first Hall-effect switch, and a second Hall-effect switch configured to provide a second output signal corresponding to a state of the second Hall-effect switch. The sensor system may be configured to provide a single output signal that is based on the first output signal and the second output signal and indicates a combined state of the first Hall-effect switch and the second Hall-effect switch. The component identification system may include a component that is to be identified. The component may include a first magnet configured to affect the state of the first Hall-effect switch and a second magnet configured to affect the state of the second Hall-effect switch.

A Hall effect device includes a semiconductor region and at least three contacts to the semiconductor region, which are arranged in the semiconductor region substantially along a line or curve. The line or curve functionally separates the semiconductor region in a first region and a second region. The Hall effect device further including a first electrode that is electrically isolated against the first region and a second electrode that is electrically isolated against the second region. Two of the at least three contacts supply electric energy to the first region and to the second region, and the remaining at least one contact taps an output signal of the first region and/or the second region that responds to a magnetic field component.

A Hall effect device includes a semiconductor region and at least three contacts to the semiconductor region, which are arranged in the semiconductor region substantially along a line or curve. The line or curve functionally separates the semiconductor region in a first region and a second region. The Hall effect device further including a first electrode that is electrically isolated against the first region and a second electrode that is electrically isolated against the second region. Two of the at least three contacts supply electric energy to the first region and to the second region, and the remaining at least one contact taps an output signal of the first region and/or the second region that responds to a magnetic field component.

A forklift includes a multi-function user interface. The multi-function user interface comprises a body, a manipulator assembly supported on the body, and an implement. The manipulator assembly includes a grip configured to be gripped by a user. The implement has a plurality of functions, the plurality of functions being controlled by inputs from the manipulator assembly.