34results about How to "Action indeed" patented technology

The present invention provides an LED lighting device and an illumination apparatus, wherein the LED lighting device includes a pair of input terminals to which AC voltage is input, the AC voltage being phase-controlled by a dimmer for phase-controlling AC voltage of an AC source; a damping circuit which has a resistor inserted to a position, into which input current flows from the AC source via the dimmer in series, and a capacitor and an inductor which form a closed circuit together with the AC source and the dimmer, and suppresses high-frequency vibration generated in the dimmer when a phase control element of the dimmer is turned on; and an LED lighting circuit which rectifies AC voltage phase-controlled and input via the pair of input terminals, converts DC output voltage, which is obtained by rectification, so that the voltage adapts to a load, and lights the LED. The illumination apparatus includes an illumination apparatus body, an LED lighting device and an LED.

The invention provides a tooth space eliminating mechanism of a driving mechanism. The invention relates to a driving mechanism which is composed of a mechanism body, a motor, a driving gear, a driven gear, an elastic unit, and the like and can move along and be meshed with the rack. Essentially, the elastic unit set is arranged at the appropriate position of one side of the driven gear adjacent to the mechanism body, so that the elastic unit can apply an elastic force to the driven gear and the force application direction is coincided with the slant angle positioned between the driving gear and the rack, and furthermore, the driven gear can constantly and simultaneously move towards the driving gear and the rack, thus eliminating the tooth space.

The invention relates to a needle selecting device of a circular knitting towel knitting machine, comprising: two coils winding an axis; two first steel plates which are positioned at one sides of the coils, and the top end of which is an inclined plane form top to bottom; two second steel plates which are positioned at the other sides of the coils, and a parietal margin of which is a plane; magnet steel which is positioned at bottom flanges of the components; and a machine shell used for holding the components. The combination of the components forms the needle selecting device which is installed below a lever needle combined by the knitting needle of the circular knitting towel knitting machine and a sinker in an embedding way; by electrifying the positive and negative directions of the coils and forming excitation or demagnetization by the first steel plates and the second steel plates, the lever needle can be adsorbed or released to cause the stitch of the lever needle to be separated from or enter a triangular orbit and further control the up and down yarn knitting stroke of the knitting needle and the front and back displacement of the sinker so as to form the function of needle selecting, achieve the effect of jacquard weave and cause the knitting machine to knit the towel cloth with different patterns, and convex or concave solid patterns such as long wool, long wool in rows, short wool or no wool and the like.

The invention discloses a power switching device for a vehicle. The power switching device comprises a power transferring unit and a drive unit. The power transferring unit comprises an input shaft, an output shaft which is separated from the input shaft, a second coupling piece which can move on the input shaft and the output shaft, and a first coupling piece which can move on an axle cylinder of a wheel axle and a differential. The drive unit comprises a control box, a first drive mechanism and a second drive mechanism. The control box can drive the first drive mechanism to drive the second drive mechanism to move, so that the first coupling piece is poked; therefore, the wheel axle does not generate differential power, or the first drive mechanism pokes the second coupling piece so as to switch drive power of the vehicle, the effects of high power switching stability and exact actuating are achieved, and a control mode can be simplified to ensure that the power switching device has the optimum integral design.

The invention provides a hydraulic lifter, of which the hydraulic unit comprises a hydraulic pump connected to a motor serving as a driving source and supplies working pressure to a lifting plate to drive an actuator, and a proportional valve which receives the signals form a controller to change opening degree and change the quantity of the work liquid supplied to the actuator via the hydraulic pump. The controller controls the rotation speed of the hydraulic pump and the quantity of the work liquid supplied to the actuator is controlled by the opening degree of the proportional valve. The controller at least carrying following control processes: receiving input of lifting speed of the lifting plate, allowing the motor to rotate at the lowest speed enabling generating torque after a switch starts lifting operation, changing the proportional valve from a fully-closed state to a fully-opened state after the motor rotates in the lowest speed, and gradually increasing the rotating speed of the motor to an object speed corresponding to the elevating speed of the lifting plate received from the switch at the completion of the control of the proportional valve.

The invention relates to an auxiliary guide structure of a side window roller shutter device, which is connected between a curtain cloth edge plate and a guide post of a side window roller shutter toprovide a position compensation function, and comprises a transverse slide rail, an auxiliary guide assembly and an elastic force supply component. The transverse slide rail is arranged on one side ofthe curtain cloth edge plate; the auxiliary guide assembly is connected with the guide post through an auxiliary guide part of the auxiliary guide assembly and can slide up and down, and two pulleyspivoted to the side face of the auxiliary guide part are arranged on the upper side and the lower side of the transverse sliding rail respectively, so that the auxiliary guide structure, the curtain cloth edge plate and the guide post can be assembled conveniently; and the elastic force supply component is used for providing elastic thrust for transverse position compensation for the auxiliary guide assembly, so that the transverse position compensation action is more reliable and smooth.

The invention relates to an alternative type receiving module, including a host computer case; a first receiving circuit arranged in the host computer case, for transmitting a first control signal when the first receiving circuit receives a trigger signal of a transmitter, for driving the load device; a second receiving circuit arranged in the host computer case, connected with the first receiving circuit in parallel, for transmitting a second control signal when the second receiving circuit receives the trigger signal, for driving the load device; a diverter switch electrically connected with the first receiving circuit and the second receiving circuit, for switching between the first receiving circuit and the second circuit for the users. According to the invention, when one receiving circuit goes wrong, the other receiving circuit also can normally drives the electrolock or the electrical roller door.

The invention relates to a magnetic-repulsion type hinge device comprising at least a first connection member and a second connection member pivoted with the first connection member via a fulcrum. A first magnetic member, a movable member and a second magnetic member are disposed in an accommodating slot of the first connection member; the movable member is in a pivoted connection with one end ofa connection rod via a first pivot shaft; the second connection member deviated from the fulcrum part is in a pivoted connection with the other end of the connection rod via a second pivot shaft, so the movable member can be moved to the accommodating slot at a pivoting angle formed when the first connection member pivots with the connection rod; and relative magnetic repulsion force can be produced between the first magnetic member and the second magnetic member due to the closeness thereof; and the first and second connection members can be driven to move by each other due to the repulsion force, and automatic door close and shielding functions can be obtained.

The invention discloses an agricultural power mechanical device between rice fields, and relates to the technical field of power machinery. The device comprises a power supply box, the upper surface of the power supply box is provided with a pressurization air source seat, the upper surface of the pressurization air source seat is provided with a pressurization air source device, the upper surface of the pressurization air source device is provided with pressurization pipes, a connecting pipe is arranged between the pressurization pipes, and the upper surface of the connecting pipe is provided with a pressurization airflow switch and a decompression airflow switch; a second pressurization airflow pipe is arranged on the side face of the power supply box, and one end of the second pressurization airflow pipe is connected with a power turbine; and a motor and a rotating coil are arranged in the power supply box, power rotating cylinders are arranged at the two ends of the rotating coil and connected with power rotating shafts, driving wheels are arranged on the circumferential side faces of the power rotating shafts, and rotating belts are arranged on the circumferential side faces of the driving wheels. By arranging the pressurization airflow switch and the decompression airflow switch, the air pressure can be conveniently adjusted; and by arranging the power turbine, power can be conveniently provided for the device.

The invention discloses a configuration structure of a variable valve lift mechanism and an oil controlled valve of an engine. The engine is provided with a cylinder head, one side of the cylinder head is provided with a gas inlet and a gas inlet valve, the other side of the cylinder head is provided with an exhaust hole and an exhaust valve, a throttling valve body penetrates through a gas inlet pipe to be communicated with the gas inlet, a cam shaft seat is arranged between the gas inlet valve and the exhaust valve and provided with a cam shaft, the cam shaft is provided with a gas inlet cam and an exhaust cam which can push a gas inlet valve push member and an exhaust valve push member, the gas inlet cam is provided with a first gas inlet cam and a second gas inlet cam, the gas inlet valve push member is provided with a low-lift push member and a high-lift push member corresponding to the first gas inlet cam and the second gas inlet cam respectively, the low-lift push member and the high-lift push member are provided with oil hydraulic cylinders which are communicated, pistons are arranged in the oil hydraulic cylinders; and the oil controlled valve is provided with a drive oil path communicated with the oil hydraulic cylinders, a lower-lift push member of the high-lift push member is closer to the oil controlled valve, and a path of a drive oil path of the oil controlled valve and the high-lift push member is shorter than that of a drive oil path of driving the low-lift push member by the oil controlled valve.

The invention provides a gas flow control valve, which comprises a lower valve seat having a flow passage for supplying gas; an upper valve seat is fixed on the top of the lower valve seat and has a pipe body and an electromagnetic coil group sleeved outside the pipe body; the pipe body is communicated with the flow passage; the electromagnetic coil group can generate a magnetic field after being powered; a magnetic cylinder group has a magnetic part and a sealing part, the magnetic part is a permanent magnet inserted into the pipe body and the magnetic part makes the magnetic cylinder group move along the axial direction of the pipe body under the action of the magnetic field of the electromagnetic coil group; when the magnetic cylinder group moves, the sealing part changes the proportion of the covered cross section of the flow passage correspondingly to control the flow of the gas passing through the flow passage; and a spring is arranged on one the top and bottom sides of the magnetic cylinder group and is positioned in the axial direction of the magnetic cylinder group for providing acting force for the balance and positioning of the magnetic cylinder group.

A blood taking device with a needle detachable easily has an injection-type tube with a hole, a needle interface and a blood-collecting interface which are arranged at both ends of said hole respectively, a slide coupling and an elastic stop part, a control unit consisting of a slide coupling matched with said coupling of said injection-type tube, a jamming hole, an elastic stop part and a pressing part, a needle unit comprises a needle seat, an insertion part, a movement limiter and a needle, and an ejecting unit arranged in said hole of injection type tube with an ejection part and a needle seat holder.