driving (Total 225577 Patents Found)

An apparatus for driving a lifter reel in a machine for wet processing of fabric in endless rope form having a jet for directing a flow of liquid to the fabric rope to cause circulation thereof is disclosed and contains a rotatable lifter reel upstream of the jet and over which the fabric rope travels to the jet. The a...
By employing a single phase pulse width modulated inverter system, a-c power line voltage may be effectively converted to single phase, variable amplitude and frequency sinusoidal voltage for driving a single phase a-c induction motor at an adjustable speed. The motor may be driven directly in response to the power lin...
A transient driving cycle simulator test system for testing a prime mover in a laboratory environment is described, which includes an inertia wheel assembly operatively coupled to the prime mover for simulating vehicle acceleration and deceleration horsepower requirements, a dynamometer operatively coupled to the inert...
A system for controlling the slip of driving wheels of a vehicle detects an excessive slip state of at least one of the driving wheels of the vehicle wherein the slip of the at least one driving wheel has a magnitude greater than a predetermined magnitude, and interrupts fuel supply to the engine of the vehicle when th...
A method of fine intermediate gradation display by an electro-optical device, with little difference in devices is disclosed. In case of driving each picture element of an active matrix electro-optical device, a visual intermediate gradation display can be carried out by using a modified transfer gate complementary fie...
A flap is attached to a rear end of a blade so as to be angularly displaceable. Displacement magnifying means magnifies the amount of displacement from an actuator to drive the flap. An input portion to which the displacement is applied from the actuator is expandably and contractibly supported by bellows. Likewise, an...
A fastener driving tool in which tacks, connected at the head end thereof to form a flexible band, are fed seriatim by a reciprocating feed pawl from a magazine through a guide channel beneath a reciprocating driver which shears off the leading tack from the band and drives it into material located therebeneath. The fe...
A driving device utilizes first and second driving units which drive an object when the operating speed of a manual operation member detected by a pulse signal are less than and not less than, respectively, a predetermined speed. The first driving unit drives the object based on the pulse signal and the second driving ...
A differential mechanism of a four-wheel driving apparatus for vehicles has a planetary gear and transmits the driving torque from an input shaft to a front wheel driving shaft and a rear wheel driving shaft in a distributing manner. The differential mechanism includes a first spline rotated by the driving torque from ...
In an apparatus for driving a motor wherein a carrier or stage carrying a sample thereon is located and moved to a predetermined position by controlling the slow-up and slow-down speed of the motor at the start and prior to the stopping thereof, respectively, this invention provides for speed control of the motor in ac...
An analog buffer, display device having the same and a method of drving the same are provided. The analog buffer applies an analog voltage to a load. The analog buffer includes a comparator and a transistor. The comparator is configured to compare an input voltage provided from an external device with the analog voltag...
A device for removably fixing a tooth tool ( 4 ) to a head ( 3 ) of a handpiece ( 1 ), said handpiece ( 1 ) being formed by a handle ( 5 ), a neck ( 2 ) and a head ( 3 ), each of these parts being provided in its inside with a drive shaft ( 6 ), characterized in that said tool ( 4 ) is disposed in a bore ( 7 ) formed i...
An apparatus for driving a liquid crystal display device comprises a display area which includes a plurality of liquid crystal cells in portions defined by a plurality of gate and data lines; a gate driver which supplies overlapped gate pulses to the adjacent gate lines; a data driver which supplies a data voltage to t...
A stepping motor driving apparatus of an analog electronic clock, in which, when the rotation of a rotor is not detected after a pulse is supplied to a coil of a stepping motor, a first switching control section switches the pulse supplied to the coil to a pulse having a larger effective value, and when the rotation of...
Provided is a plasma display apparatus having largely improved luminous efficiency while restraining cost increase of its driving circuit. A PDP 1 has an outer case formed by attaching a front panel 10 and a back panel 40 , with barrier ribs 30 formed therebetween. Besides, a space created between the front pane...
A light pointing device employed in an input apparatus comprises a signal receiving interface and a light emitting component. The signal receiving interface is used to receive a system signal from the input apparatus. The light emitting component can generate a flashing light source whose intermittence cycle is synchro...
A plasma display includes address electrodes for scanning and addressing display cells, and scan electrodes for establishing an address discharge between the address electrodes and the scan electrodes by addressing. The display also includes common electrodes for establishing a sustain discharge between the scan electr...
A driving apparatus for a liquid crystal display, including a signal line transmitting a gate voltage, a gate voltage generator generating the gate voltage, a switching unit disposed between the gate voltage generator and a gate voltage line, and a signal controller generating a control signal for control of the switch...
A motor driving device includes a motor having three-phase driving coils, a power feeder for powering the coils, and a power feeding controller for controlling a power feeding method. The controller controls electrical potentials of the coils in a period of applying a voltage to the coils to be a power-supply voltage p...
A method for manufacturing a magnetic-induction element is provided. The method includes steps of: a) providing a substrate, b) forming an adhesive layer on the substrate, c) forming a seed layer on the adhesive layer, d) removing a part of the seed layer to reveal a part of the adhesive layer, e) partially forming a r...
It is possible to minimize the amplitude of residual vibration of a piezoelectric actuator so as to maintain the image quality of a formed image at a preferable level in case of an ink jet head, for example. A liquid discharge device includes a control unit ( 14 ) for ON/OFF control of a drive voltage applied to the pi...
A gas discharge laser includes a laser housing including a laser gas and an electrode-assembly for lighting a discharge in the laser gas. The electrode assembly has a first resonant frequency when the discharge is not lit and a second resonant frequency when the discharge is lit. RF power delivering circuitry of the la...
A solid state imaging apparatus comprises a semiconductor substrate, photoelectric conversion elements, a vertical electric charge transferring device, a horizontal electric charge transferring device that temporarily stores the signal electric charges transferred from the vertical electric charge transferring device a...
The present invention provides a monolithic gate driver that includes fewer elements than in conventional configurations. A plurality of stages included in a shift register are divided into a plurality of stage circuit groups, where each stage circuit group includes the stage circuits of P adjacent stages (two stages, ...
The invention discloses a TFT-LCD and its driving method, TFT-LCD comprises an array substrate and a color filter substrate, a common electrode on said color filter substrate being divided into multiple columns, each of which corresponding to one column of pixels; on color filter substrate, odd number columns are first...