83results about How to "No friction noise" patented technology

In a noise suppression structure of the present invention, a sound absorption sheet is pinched between a flange of a speaker grille and an interior trim. An opening of a space formed by the flange of the speaker grille and a sound guiding tube is covered with the sound absorption sheet.

The invention provides a by-force perpetual motion electric hoist and crane, which use 'a step-by-step driving perpetual motion power principle of step-by-step mutual power supply and cycle energy supply perpetual motion' to achieve perpetual motion operation. The by-force perpetual motion electric hoist and crane are free from power outage, are zero-emission, can automatically generate permanent mechanical energy and electric power without external electric energy, and can be used for transmitting electric power to other machines and electric devices. The by-force perpetual motion electric hoist and crane consist of a by-force perpetual motion cabin, a by-force perpetual motion power system, a speed reducing control power machine, an engine, a generator, an ultra-capacity storage battery and an air blower, wherein the by-force perpetual motion cabin consists of an inner sleeve of a perpetual motion power device, a front board of a shell of a perpetual motion machine body, a flange, a rear cover of the shell of the perpetual motion machine body, a by-force perpetual motion connection shaft rod, a high-temperature-resistance type axial earth soil strong magnet, step-by-step magnetic direction power and a plurality of groups of multistage power source device plates, a radial permanent magnet high-frequency magnet body, an air exchange ventilation cover, and an integrated machine base fixing bracket. The hoist and crane have exhaustless and inexhaustible power and is perfect.

The invention relates to a four-wheel drive electric vehicle with an electronic differential. The four-wheel drive electric vehicle comprises the electronic differential, four wheel independent drivemotors, four motor controllers and one accelerator pedal, wherein the electronic differential comprises a steering rod angle recognizer and a signal controller. The steering rod angle recognizer is connected with the signal controller. The accelerator pedal is in signal connection with the signal controller in two ways, the signal controller is connected with the four motor controllers in four ways, and the four motor controllers are respectively connected with the four independent drive motors. According to the four-wheel drive electric vehicle with the electronic differential, the functionsof a mechanical gear differential and a transmission shaft are replaced by the electronic differential and the four wheel independent drive motors. The structure of the whole vehicle is simplified, the energy loss and noise caused by the friction of a mechanical gear are reduced, the positioning and control of the four wheels are accurate, and the safety and stability of the vehicle passing on iceand snow and muddy road surfaces are enhanced. In the driving process, any switching in three modes of front drive, rear drive and four-wheel drive can be realized, and great driving fun is achieved.

The invention discloses an automobile front cover hinge, which comprises a male hinge and a female hinge connected with the male hinge, and is characterized in that: a rivet which connects the male hinge with the female hinge is a stepped rivet; the stepped rivet is provided with a larger-diameter section and a smaller-diameter section; a self-lubricating bush is arranged in a pin hole of the female hinge; the larger-diameter stepped section of the stepped rivet is matched with the self-lubricating bush; and the smaller-diameter stepped section of the stepped rivet is matched with a pin hole of the male hinge. The self-lubricating bush is arranged and connected with the female hinge in a matched mode, and the female hinge and the male hinge are riveted together by the stepped rivet, so that the female hinge and the male hinge flexibly and smoothly move and do not generate friction and abnormal noise, and the problems of inflexible and unsmooth movement and abnormal noise of the conventional hinge connecting device are solved.

The invention discloses a mute electricity self-generating electric power scan printer. The force perpetual motion power principle of step-by-step mutual force giving and circulation energy compensation perpetual motion is adopted for the mute electricity self-generating electric power scan printer so that perpetual motion operation is realized. The scan printer does not need external power energy, is capable of zero emission, can produce perpetual mechanical energy and power by self, never powers off, is perfect, and can transmitting power to other machines and electrical appliances. The scan printer is composed of a force perpetual cabin, a force perpetual power system, a reduction control power machine, an engine, a generator, a super capacity storage battery and a fan. The force perpetual cabin is composed of a perpetual motion power device inner sleeve, a perpetual machine body outer shell front plate, a flange disk, a perpetual machine body outer shell back cover, a force perpetual motion connecting shaft rod, a high-temperature-resistant type axial rare earth strong magnetic body, a step-by-step magnetic direction power and multi-stage multi-group power source device disk, a radial permanent magnet high frequency magnetic body, an air exchange ventilation cover, and an integral machine seat fixing support. The scan printer has inexhaustible power.

The invention discloses a rotational potentiometer having high lubrication performance. The rotational potentiometer comprises a lower shell and an upper shell, wherein a cavity is formed between the lower shell and the upper shell, a rotary shaft, a conductive rotation sheet, a first fixed pin piece, a second fixed pin piece, a movable pin piece and a circular arc resistor body are arranged in the cavity, the first fixed pin piece and the second fixed pin piece are respectively connected at the two ends of the circular arc resistor body, a shaft sleeve is arranged on the upper shell, the rotary shaft is matched with the shaft sleeve, a first polytetrafluoroethylene coating layer is arranged on the inner surface of the shaft sleeve, a second polytetrafluoroethylene coating layer is arranged on the side surface of a circular groove, a third polytetrafluoroethylene coating layer is arranged on the bottom surface of the rotary shaft, an air inlet through hole is arranged in each of the upper shell and the lower shell, an air outlet through hole is arranged in each of the upper shell and the lower shell, and the air inlet through holes and the air outlet through holes both are threaded holes and are blocked and sealed through bolts. Through the above mode, the rotational potentiometer has high automatic lubrication performance, is flexible to rotate and has no frictional noise.

The invention discloses a green new energy electrical fan. Perpetual motion work is achieved by adopting a step-by-step mutual supporting power and circular complementary energy perpetual motion step-by-step force perpetual motion power theory. The electrical fan is a zero-release, electrical, permanently non-power-failure and most perfect green new power electrical fan which does not need external electric energy and is capable of generating persistent mechanical energy and meanwhile transporting electric energy to other machines and electrical equipment. The green new energy electrical fan comprises a perpetual motion power engine room, a perpetual motion power system, a deceleration control power machine, an engine, a generator, a super capacity battery and a fan, wherein the perpetual motion power engine room comprises a perpetual motion power device inner sleeve, a perpetual motion machine body housing front plate, a flange plate, a perpetual motion machine body housing back cover, a perpetual motion power connection shaft lever, a heat-resisting axial rare earth strong magnet, a step-by-step magnetic motion power and multistep multiple-group motion power source device plate, a radial permanent magnet high-frequency magnet, an air exchange ventilation cover and a whole engine base fixing bracket. The electrical fan has a novel energy source which is inexhaustible.

The invention provides an earth boring machine and a perforating machine for step-by-step force supply perpetual motion electric planting and afforestation. According to the earth boring machine and the perforating machine, the step-by-step force supply perpetual motion principle of step-by-step mutual force supply and circulating energy complement perpetual motion is adopted, so that perpetual motion operation is achieved; externally connected electric is not needed, lasting mechanical energy and electric can be generated by the machines, and the machines are most complete planting and afforesting machines; meanwhile, electric power can further be transmitted to other electric appliances. The earth boring machine and the perforating machine are composed of a planting and afforesting earth boring machine and perforating machine step-by-step force supply perpetual motion electric cabin, a step-by-step force supply perpetual motion power system, a speed reduction control power machine, an engine, an electric generator, a super capacity storage battery and a fan. The planting and afforesting earth boring machine and perforating machine step-by-step force supply perpetual motion electric cabin is composed of an inner perpetual motion power device sleeve, a perpetual motion machine body outer shell front board, a flange plate, a perpetual motion machine body outer shell rear board, a step-by-step force supply perpetual motion connecting shaft rod, a high temperature resistant type axial rare earth powerful magnet, multiple sets of step-by-step magnetic power and multi-level power source device discs, a radial permanent magnetic high-frequency magnet, an air exchanging ventilation cover, an overall machine base fixing support and the like. The machines are extremely complete.

A sliding bearing (1) includes an upper casing (3) which is made of polyacetal resin as a synthetic resin, has an annular surface (2), and serves as a first bearing body; a second bearing body (5) which is made of a synthetic resin, is superposed on the upper casing (3) so as to be rotatable about an axis (O), and has an synthetic resin-made annular surface (4) opposed to the annular surface (2); and a synthetic resin-made annular sheet (6) which is interposed between the annular surfaces (2) and (4) and slidably abuts against at least one of the upper casing (3) and the bearing body (5).

The invention provides a motorplane capable of realizing permanent circumaviation. The motorplane realizes perpetual motion operation by adopting the incremental force perpetual motion power principle, namely mutual power supply step by step and cyclic energy complement for perpetual motion. The motorplane dispenses with external connection of electric energy, realizes zero emission, can generate permanent mechanical energy and electric power by self, never has power failure and is the most perfect. Meanwhile, the plane can deliver vast electric power to other household appliances. The plane comprises an incremental force perpetual motion cabin, an incremental force perpetual motion power system, a deceleration control power machine, an engine, a generator, super-capacity storage batteries and a fan, wherein the incremental force perpetual motion cabin comprises a perpetual motion power device inner sleeve, a perpetual motion engine body shell front plate, flange plates, a perpetual motion engine body shell rear cover, an incremental force perpetual motion connecting shaft rod, high temperature resistant axial rare-earth strong magnets, step-by-step magnetic heading power and a plurality of multi-step power source device plates, radial high-frequency permanent magnets, air exchange ventilation hoods, whole engine base fixing supports and the like. The plane has inexhaustible new energy.

The invention discloses a torsion bar spring combined by multistrand bar steel. The existing cylinder spiral torsion spring and the spiral spring used in a belt tightening device of an engine as the torsion springs are hard to realize lightweight design, have large torque loss, noise and high cost in the part serialization process. The torsion bar spring is a multistrand combination body combined by at least three strands of bar steel with polygonal cross section along the length direction, especially the bar steel with regular hexagonal cross section at same size. A connecting piece for tightening the bar steel which forms the multistrand combination body is arranged at one end of the multistrand combination body, and the multistrand combination body is sleeved tightly by a tightening pipe. The installation angle and working torsion angle of the spring can be adjusted and changed during use, so that the torsion bar spring generates corresponding torque and the belt tightening force of the engine can be adjusted. The spring has high torsional rigidity, small rotating center, small torque loss after long-time working in the working range, no frictional noise and long fatigue life.

The invention relates to a novel commutator material and a manufacturing method thereof. The invention solves a problem of poor wear resistance of existing commutator materials. The material provided by the invention is manufactured from Ag, Cu, carbon black, and MAX powder. The manufacturing method comprises the steps that: Ag, Cu, carbon black, and MAX powder are mixed; anhydrous ethanol is added to the mixture; the obtained mixture is subjected to ball milling and bake-drying; powder obtained by drying is prepared into a pre-cast blank in a graphite mold; the pre-cast blank is preheated to 400-800 DEG C; the temperature is maintained for 15-20min, and a pressure is applied for 30-50 seconds; and the pre-cast blank is cooled to room temperature with a furnace, such that the novel commutator material is obtained. The material provided by the invention has a friction coefficient of approximately 0.1-0.3. When the material provided by the invention is abraded with SiC, an obtained wear rate is only 1*10<-2>mm<3>/Nm. With the novel commutator material manufacturing method provided by the invention, a production period is short, the cost is low, and the preparation method is simple. The method is energy-saving and environment-friendly.

An electric kettle using clean energy adopts a step-by-step force perpetual motion dynamic principle of step-by-step mutual force giving and cyclic energy complementary perpetual motion and achieves perpetual motion operation. The electric kettle does not require external electric energy, is free of emission and can generate lasting mechanical energy and electrical power, power failure can not happen, and the electric kettle using the clean energy is impeccable and can transmit electricity to other machines and electrical appliances. The electric kettle is composed of a step-by-step perpetual motion cabin, a step-by-step perpetual motion dynamic system, a speed-reduction control power machine, an engine, a power generator, a super-capacity storage battery and a fan. The step-by-step perpetual motion cabin is formed by a perpetual motion dynamic device inner sleeve, a perpetual motion machine body casing front plate, a flange, a perpetual motion machine body casing rear cover, a step-by-step perpetual motion connecting shaft rod, a high-temperature-resistant axial rare earth strong magnet, a step-by-step magnetic heading dynamic and multi-pole multi-group power source device plate, a radial permanent magnetic high-frequency magnet, an air exchange ventilation cover and a whole machine base fixing support. The electric kettle can generate inexhaustible new energy.

An electric power air conditioner with progressive force perpetual power realizes perpetual running by adopting the principle of progressive force perpetual power via progressive mutual-actuation and cyclic energy compensation for perpetual motion. The air conditioner is a perfect electric power air conditioner with progressive force perpetual power which never needs an external power, is of zero discharge, can self-generate persistent mechanical energy and electric power, can never power off, and can simultaneously supply power for other electric appliances. The air conditioner consists of a progressive force perpetual motion cabinet, a progressive force perpetual motion system, a speed reduction control power machine, an engine, a power generator, a super-capacitance accumulator cell and a blower fan. The progressive force perpetual motion cabinet consists of a perpetual motion power device inner sleeve, a perpetual motion body housing front plate, a flanged disc, a perpetual motion body housing back plate, a progressive force perpetual motion connecting shaft lever, high temperature resistant axial rare earth kicker magnets, a progressive magnetic direction power and multi-stage several-group power source device disc, radial permanent magnetism high frequency magnets, an air exchange airing cover, a monolithic machine base fixing bracket and the like. Provided for the air conditioner is an inexhaustible and endless novel resource.

The invention discloses an electrically-controlled hydraulic or pneumatic kinetic energy recovering and releasing device. The electrically-controlled hydraulic or pneumatic kinetic energy recovering and releasing device comprises a hydraulic accumulator, a pressure limiting valve, a radiator, a reversing valve, a hydraulic pump/motor, a clutch speed change mechanism, a transmission or driving axle, a hydraulic oil tank, an electric control unit and a sensor, wherein one end of the clutch speed change mechanism is connected with the transmission or driving axle, and the other end of the clutch speed change mechanism is connected with a power shaft of the hydraulic pump/motor; the hydraulic accumulator, the pressure limiting valve, the radiator, the reversing valve, the hydraulic oil tank and the hydraulic pump/motor are connected through a pipeline; the electric control unit is connected with the sensor, a controller portion on the hydraulic pump/motor and a controller portion on the reversing valve through leads. The kinetic energy of a moving object is transformed into molecular potential energy for storage by using a hydraulic accumulating or pneumatic accumulating method, and the stored molecular potential energy is transformed into the kinetic energy of the moving object when the object moves once again or accelerates, thereby fulfilling the aims of recycling, lowering the energy consumption and increasing the energy utilization ratio.

The invention discloses a boom assembly for a washing machine and a pulsator washing machine. The boom assembly for a washing machine includes a boom and a spring damping assembly. The spring dampingassembly includes an upper bracket, a spring and a lower bracket disposed on the boom, and further includes a magnetic assembly including a first magnet and a second magnet mutually generating magnetic forces. The first magnet is disposed on the boom. The second magnet is movable relative to the boom. Vibration absorbing performance of the boom assembly for the washing machine is realized, so as to improve use reliability and user experience of the pulsator washing machine.

The invention discloses an independent power full-automatic incubator capable of generating power by self. According to the ''gradual force perpetual-motion power principle characterized by progressively and mutually giving force and circularly supplementing energy and perpetually moving'', the perpetual-motion operation can be realized. The incubator is the independent power full-automatic incubator capable of generating power by self, which is characterized in that no external power supply is required, zero emission can be realized, perpetual mechanical energy and power can be generated by self, and the incubator is never subjected to power failure, is most perfect and can transmit power to other machines and electric appliances. The independent power full-automatic incubator capable of generating power by self consists of a gradual force perpetual-motion engine room, a gradual force perpetual-motion power system, a deceleration control power machine, an engine, a generator, a hypervolume storage battery and a fan, wherein the gradual force perpetual-motion engine room consists of an inner sleeve of a perpetual-motion power device, a perpetual-motion engine body shell front plate, a flange plate, a perpetual-motion engine body shell rear cover, a gradual force perpetual-motion connecting shaft rod, a high-temperature-resistant axial rare earth strong magnet, a progressive magnetic heading power device, a plurality of multi-stage power source device discs, a radial permanent magnet high-frequency magnet, an air exchange ventilation cover and an integral engine base fixing bracket. The incubator has exhaustless new power.

The invention provides a pure clean energy electric washer and dry washer. The washer realizes perpetual motion operation by adopting the incremental force perpetual motion power principle, namely mutual power supply step by step and cyclic energy complement for perpetual motion. The washer dispenses with external connection of electric energy, can generate permanent mechanical energy and electric power by self, never has power failure and is the most perfect. Meanwhile, the washer can deliver electric power to other machinery and appliances. The washer comprises a perpetual motion power cabin, a perpetual motion power system, a deceleration control power machine, an engine, a generator, super-capacity storage batteries and a fan, wherein the perpetual motion power cabin comprises a perpetual motion power device inner sleeve, a perpetual motion engine body shell front plate, flange plates, a perpetual motion engine body shell rear cover, a perpetual motion power connecting shaft rod, high temperature resistant axial rare-earth strong magnets, step-by-step magnetic heading power and a plurality of multi-step power source device plates, radial high-frequency permanent magnets, air exchange ventilation hoods, whole engine base fixing supports and the like. The washer has inexhaustible novel energy.

The invention discloses a zero-energy consumption independent electric power full-automatic steamed stuffed bun and dumpling machine. Perpetual motion operation is realized by the zero-energy consumption independent electric power full-automatic steamed stuffed bun and dumpling machine by adopting the force-by-force perpetual motion principle of step-by-step mutual force feeding and circulation complementary energy perpetual motion. The zero-energy consumption independent electric power full-automatic steamed stuffed bun and dumpling machine does not need to be externally connected with electric energy, is capable of generating lasting mechanical energy and electric power, is never cut in power and is the most perfect. Meanwhile, the zero-energy consumption independent electric power full-automatic steamed stuffed bun and dumpling machine also can be used for transmitting the electric power to other household appliances. The zero-energy consumption independent electric power full-automatic steamed stuffed bun and dumpling machine consists of a steamed stuffed bun and dumpling machine force-by-force perpetual motion power and electric power cabin, a force-by-force perpetual motion power system, a deceleration control power machine, an engine, a generator, a super-capacity storage battery and a fan. The steamed stuffed bun and dumpling machine force-by-force perpetual motion power and electric power cabin consists of a perpetual motion power device inner sleeve, a perpetual motion machine body shell front plate, a flange plate, a perpetual motion machine body shell rear cover, a force-by-force perpetual motion connecting shaft lever, a high temperature-resistance axial rare earth strong magnet, a plurality of sets of step-by-step magnetic bearing power and multistage power source device plates, a radial permanent magnet high-frequency magnet, an air exchange ventilation hood, a one-piece frame fixed support and the like. The zero-energy consumption independent electric power full-automatic steamed stuffed bun and dumpling machine is extremely perfect.