54results about How to "Performance soft" patented technology

A lighting arrangement constituted of: a power factor correction circuit; a lighting controller operative at an electrical potential consonant with the electric potential of the output of the power factor correction circuit; a switching network, coupled to the output of the power factor correction circuit and to respective outputs of the lighting controller; a transformer, a primary winding of the transformer coupled to the output of the switching network; and at least one luminaire coupled to at least one secondary winding of the transformer and arranged to be driven by the at least one secondary winding, the lighting controller operative to control the switching network via the respective outputs to switchably pass current from the power factor correction circuit through the primary winding, thereby powering the at least one luminaire.

A power semiconductor device that realizes high-speed turnoff and soft switching at the same time has an n-type main semiconductor layer that includes lightly doped n-type semiconductor layers and extremely lightly doped n-type semiconductor layers arranged alternately and repeatedly between a p-type channel layer and an n⁺-type field stop layer, in a direction parallel to the first major surface of the n-type main semiconductor layer. A substrate used for manufacturing the semiconductor device is fabricated by forming trenches in an n-type main semiconductor layer 1 and performing ion implantation and subsequent heat treatment to form an n⁺-type field stop layer in the bottom of the trenches. The trenches are then filled with a semiconductor doped more lightly than the n-type main semiconductor layer for forming extremely lightly doped n-type semiconductor layers. The manufacturing method is applicable with variations to various power semiconductor devices such as IGBT's, MOSFET's and PIN diodes.

The invention relates to a method for recovering a bit stream from a radio signal (2, 3, 4) received in a first receiving station (S1) and at least one further receiving station (S2, S3), the method comprising the steps of: in each of the receiving stations (S1 to S3), demodulating the received radio signal (2, 3, 4) to form a demodulated data stream (B, B′, B″), transferring the at least one demodulated data stream (B′, B″) from the at least one further receiving station (S2, S3) to the first receiving station (S1), in the first receiving station (S1), generating a combined data stream from the demodulated data streams (B, B′, B″) of each of the receiving stations (S1 to S3), and performing a hard decision on the combined data stream for recovering the bit stream.

The invention relates to elastic colorized printing paste and a production method thereof. The elastic colorized printing paste comprises the following raw materials by weight proportion : 20 to 21 grams of itaconic acid, 350 to 360 grams of ethyl acrylate, 71 to 73 grams of allyl polyoxyethylene alkyl epoxy ester, 10 to 10.5 grams of gamma-methyl acrylyl propyltrimethoxysilane, 42 to 44 grams of methyl methacrylate, 2 to 2.3 grams of fatty alcohol polyoxyethylene ether XL-90, 550 to 600 grams of deionized water for emulsification, 1.9 to 2.1 grams of ammonium peroxydisulfate for initiation and polymerization, and 300 to 310 grams of ultra-fine aluminum silicate for compounding. The product of the elastic colorized printing paste has the advantages of good elasticity, soft hand-feel, excellent firmness, strong covering power, no decoloring, good luster, simple production process and low cost.

The invention discloses a stretch- and fatigue-resistant shielding soft data cable which comprises eight metal conductor units and an aramid reinforcement element, wherein the metal conductor units comprise aramid fiber arranged at the centers, inner conducting layers and outer conductor layers; four symmetric insulated wire pairs are twisted around the outer surface of the aramid reinforcement element to form a cable core; a second polytetrafluoroethylene layer longitudinally wraps the outer surface of the cable core, gaps between the second polytetrafluoroethylene layer and the four symmetric insulated wire pairs are filled with a plurality of cotton yarns, a cotton fiber thread is wound around the outer surface of the second polytetrafluoroethylene layer to form a buffer sliding layer, the winding direction of the cotton fiber thread is opposite to the twisting direction of the four symmetric insulated wire pairs, a plurality of metal wires are wound around the outer surface of the buffer sliding layer in parallel to form a metal shielding layer, the winding direction of the metal wires in the metal shielding layer is opposite to that of the cotton fiber thread, and a third polytetrafluoroethylene layer wraps the outer surface of the metal shielding layer. The stretch- and fatigue-resistant shielding soft data cable has the advantages of low friction coefficient, softness, stretch resistance and no friction static generation, and stable structural and electrical performance after frequent moving still can be guaranteed.

A touch input device comprises: a body made of a conductive material; a brush formed at one end of the body for external extraction, and which is made of a conductive material for touching a capacitive touch panel; and a unit for generating a clicking sensation which is installed within the body to generate a clicking sensation when the touch panel is touched by the brush, thereby enabling a user to sense a click when touching the touch panel, thus improving user convenience, enabling dragging to be smoothly performed, enabling pictures to be easily drawn, minimizing damage such as scratches or the like on the surface of the touch panel, and enabling the surface of the touch panel to be cleaned.

Provided is a transmission gear box for bikes including: crank arms that receive a rotational driving force from rotatable pedals of each bike and transmits the received rotational driving force to a main shaft; a transmission gear unit that receives the rotational driving force from the main shaft and performs a transmission mode shifting operation at a gear tooth ratio according to a selected transmission mode gearshift; a lever manipulation unit that selects one of the transmission mode gearshifts of the transmission gear unit according to manipulation of a transmission mode shift lever, to thus manipulate one of cables connected to the respective transmission mode gearshifts; and a clutching unit that is operated by one cable selected by the lever manipulation unit to thus make one of ring gears of the transmission gear unit fixed in a gear tooth engagement coupling manner and to thereby manipulate a transmission mode shifting process of the transmission gear unit.

The invention discloses an anti-fatigue high speed data cable for a mechanical arm. The cable comprises eight metal conductor units and an aramid reinforcer, wherein the metal conductor units comprise aramid fibers, and first stannum-copper alloy conductors and first oxygen-free copper conductors which are twisted on the external surfaces of the aramid fibers; second stannum-copper alloy conductors and second oxygen-free copper conductors are twisted on the external surfaces of internal conductive layers; a second polytetrafluoroethylene layer longitudinally wraps the external surface of a cable core; a plurality of cotton yarns are filled in gaps between the second polytetrafluoroethylene layer and four symmetric insulated wire pairs; a cotton fiber wire is wound on the external surface of the second polytetrafluoroethylene layer to form a buffer sliding layer; a winding direction of the cotton fiber wire is opposite to twisting directions of the four symmetric insulated wire pairs; a plurality of metal wires are wound on the external surface of the buffer sliding layer side by side to form a metal shielding layer; winding of the metal wires in the metal shielding layer is opposite to that of the cotton fiber wire; and a third polytetrafluoroethylene layer wraps the external surface of the metal shielding layer. The cable is small in friction coefficient, soft and anti-tensile, does not generate friction static, and can still ensure stable structure and electrical performance after frequent movement.

The invention belongs to the technical field of power equipment, and particularly relates to a cable and a method for manufacturing the cable. The cable comprises a metal conductor, an insulating layer and a thin film layer, the metal conductor is formed by twisting metal monofilaments, the insulating layer wraps the surface of the metal conductor, and the thin film layer coats the outer sides ofthe plurality of metal conductors coated with the insulating layer. A water stop layer sleeves the thin film layer and is made of a water swelling rubber material, an outer-layer protective sleeve sleeves the water stop layer, and talcum powder is filled between the thin film layer and the water stop layer. The negative pressure cavities which are uniformly distributed are formed on the inner wallof the water stop layer, conduits which are uniformly arranged are distributed between every two adjacent negative pressure cavities, each negative pressure cavity is fixedly connected with a water outlet pipe, and the water outlet pipe penetrates through the outer-layer protective sleeve. According to the invention, the n-nonanoic acid vanillamide is prepared into solid particles, the solid particles are uniformly put into the an outer-layer protective sleeve, and then the solid particles are gasified to form uniform bubbles in the an outer-layer protective sleeve, so that the rat-proof purpose is achieved.

The invention discloses a manufacturing method of a flexible LED device, comprising the following steps: providing a flexible substrate; applying insulating glue on the flexible substrate and adheringa springback material on the flexible substrate to form a springback layer; making a circuit on the elastic layer to form a circuit layer; bonding the electrode of the LED chip on the circuit layer,wherein the LED chip and the circuit layer form an electrically conductive connection. As the solder point between the LED chip electrode and the solder paste layer of the invention is buffered by thespringback layer, the solder point is not liable to break, so that the LED chip is fixed on the flexible substrate, the stability and reliability of the LED device are further improved, and the LED device has more flexible performance and bending performance. Accordingly, the invention also provides a flexible LED device and an LED filament.

A vehicle suspension comprising a frame and a pair of levers carried by the frame on opposite sides thereof. Each lever is pivotally mounted on the frame for swinging movement on an axis intermediate opposite ends of the lever transverse to the frame. The suspension includes a pair of beams, one extending forward from one of the levers and the other extending forward from the other lever, each of the forwardly-extending beams having a pivotal connection with the respective lever forward of the lever axis and having a support for a forward axle. The suspension also includes a pair of beams, one extending rearward from one of the levers and the other extending rearward from the other lever, each of said rearwardly-extending beams having a pivotal connection with the respective lever rearward of the lever axis and having a support for a rearward axle.

The invention belongs to the technical field of power equipment, and particularly relates to a communication cable which comprises a wire core, an insulating layer, a thin film layer and an outer sheath pipe. The insulating layer is in a circular tube shape, and uniformly arranged bearing plates are fixedly connected on the surface of the insulating layer; uniform bubbles are distributed in the bearing plates. Inert gas is uniformly filled into the bearing plates at intervals in the extrusion molding process of the bearing plates so that the bubbles filled with the inert gas are formed; the wire core formed by a plurality of communication wires is wrapped in the cavity of the insulating layer; the thin film layer uniformly covers the surface of the insulating layer; the thin film layer ismade of PET or fluororesin and has a thickness of 4 [mu] m or more. The surface of the thin film layer is designed to be rough; the filler is filled between the thin film layer and the outer sheath pipe. The cooling cavity is arranged in the outer sheath pipe to isolate the external temperature from the interior so that the problem that the service life of the cable is shortened due to acceleratedaging of the internal insulating layer, the wire core and the like caused by high temperature influence is avoided.

The invention discloses an antistatic plastic for engineering and a preparation method thereof and relates to the field of plastics. The antistatic plastic for engineering is prepared from the following components: 40-50 parts of polycarbonate, 10-20 parts of polypropylene, 10-20 parts of ethylene-octylene copolymer, 10-18 parts of nano silicon dioxide, 3-7 parts of graphene, 5-9 parts of nano titanium dioxide, 2-5 parts of molybdenum sesquioxide, 3-7 parts of antimony oxide, 3-7 parts of zinc borate, 3-5 parts of dimethyl silicone oil, 3-5 parts of liquid paraffin, 15-20 parts of xylene and 2.4-3.2 parts of silane coupling agent. The plastic disclosed by the invention has stable physicochemical properties and high corrosion resistance; and by adding the graphene, the surface resistivity of the plastic is reduced, and the antistatic property of the plastic is improved.

The invention discloses a bending-resistant soft data transmission cable which comprises eight copper conductor units and an aramid reinforcer, wherein the copper conductor units comprise aramid fibers located in the centers, internal conductive layers and external conductive layers; four symmetric insulated wire pairs are twisted on the external surface of an aramid reinforcer to form a cable core; a second polytetrafluoroethylene layer longitudinally wraps the external surface of the cable core; a plurality of cotton yarns are filled in gaps between the second polytetrafluoroethylene layer and the four symmetric insulated wire pairs; a cotton fiber wire is wound on the external surface of the second polytetrafluoroethylene layer to form a buffer sliding layer; a winding direction of the cotton fiber wire is opposite to twisting directions of the four symmetric insulated wire pairs; a plurality of metal wires are wound on the external surface of the buffer sliding layer side by side to form a metal shielding layer; and third polytetrafluoroethylene tapes wrap the external surfaces of the metal wires in the metal shielding layer. The data transmission cable is small in friction coefficient, soft and anti-tensile, does not generate friction static, and can still ensure stable structure and electrical performance after frequent movement.

The invention relates to a flame-retardant polyethylene cable material with high elongation rate and cracking resistance, wherein the flame-retardant polyethylene cable material can effectively overcome poor compatibility of an inorganic flame retardant and an organic material, and has the characteristics of high elongation rate and cracking resistance. The cable material comprises the componentsby weight: 32-45 parts of polyethylene resin, 15-25 parts of vinyl-acetate resin with the content of 18-28, 22-30 parts of the inorganic flame retardant, 1-10 parts of a toughening agent, 8-15 parts of an organic flame retardant, 0.5-1 part of an antioxidant, and 0.1-1 part of a lubricant. The flame-retardant polyethylene cable material has the advantages: firstly, the ethylene octene copolymer isadded, and the inorganic flame retardant is subjected to interfacial modification, and the compatibility of the inorganic flame retardant and the organic material is overcome; and secondly, with addition of a variety of organic and inorganic flame retardants, the flame retardant effect is the best, and the product has high-speed extrusion processability and excellent cracking resistance, as wellas excellent physical and mechanical properties.

The invention relates to a double-cylinder compressor pump body and a double-cylinder compressor. The double-cylinder compressor pump body comprises a second bearing and an oil pumping cover. The second bearing comprises a second bearing handle part and a second bearing flange, and a groove is formed in the surface of the side, away from a first bearing, of the second bearing flange; and the oil pumping cover comprises a cover body and a fixing plate, the oil pumping cover is detachably fixed to the second bearing, the fixing plate makes contact with the end face of the second bearing flange, an exhaust cavity is defined by the fixing plate and the groove and used for containing high-pressure gas generated in the pump body, the problem that in the prior art, a protrusion is arranged at the oil pumping cover, and the connection position of the protrusion and the bolt fixing position is prone to cracking or breaking due to too large local stress is solved, the service life of the oil pumping cover is prolonged, and the problems that due to the fact that structural strengthening is conducted on the oil pumping cover in a thickening manner and the like, machining difficulty is increased, and cost is increased are solved.