Class 384/910 - Powders

Subclass of Class 384 - Bearings
Definition: The material, usually a solid lubricant, is in powder form.
No. of patents: 26
Last issue date: 08/28/2007

Number	Title	Issue Date
7261951	Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he...	08/28/2007
7255933	Multi-layer sliding part and a method for its manufacture A multi-layer sliding part is prepared by a process including mixing 1–50 parts by volume of a Cu-plated solid lubricant powder with 100 parts by volume of a Cu-based alloy powder comprising 5–20 mass % of Sn and a remainder of Cu to form a mixed powder, sinteri...	08/14/2007
7195825	Multi-layer sliding part and a method for its manufacture A multi-layer sliding part is prepared by a process including mixing 1–50 parts by volume of a Cu-plated solid lubricant powder with 100 parts by volume of a Cu-based alloy powder comprising 5–20 mass % of Sn and a remainder of Cu to form a mixed powder, sinteri...	03/27/2007
7087318	Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he...	08/08/2006
7061151	Supporting device of rotor A supporting device of a rotor includes a ceramic axial tube fixed on the rotor, and a ceramic axial support rotationally supporting the ceramic axial tube, wherein the spacing between the ceramic axial tube and the ceramic axial support is within the range of 2–2...	06/13/2006
7056598	Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he...	06/06/2006
7001077	Bearing or drive assembly with coated elements In a bearing assembly or a gearing with a least two bearing elements or gearing elements that are adapted for movement relative to each other, at least one bearing element or gearing element comprises a polyimide coating on a carrier material. ...	02/21/2006
6905779	Sliding material made of copper alloy, method of producing same, sliding bearing material, and method of producing same A copper-based sliding material comprising sintered copper or sintered copper alloy, and 0.1 to 5 vol. % hard substance particles harder in hardness than said copper or copper alloy, said hard substance particles being substantially evenly dispersed so that, when at...	06/14/2005
6844085	Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he...	01/18/2005
6696168	Aluminum-base composite bearing material and method of producing the same A composite strip of compacted powders, which has a three layers structure, is continuously obtained by means of a rolling machine for powder compacting. The composite strip is sintered at a temperature of 460° C. to 550° C. to form a sintered composite...	02/24/2004
6492033	Lead-free plain bearing and method for its manufacture A lead-free plain bearing is formed by dispersing an alloy powder formed from 7-13 mass percent of Sn, 0.1-5 mass percent of Ag, and Cu on a backing, such as a steel plate, and sintering. The alloy powder may further include one or more of 0.05-0.5 mass p...	12/10/2002
6478468	Plain bearing structure A plain bearing comprises a metal backing, a layer of a porous matrix of sintered metal on the backing and a filled PTFE infiltrated into the interstices of the sintered layer and standing proud of the sintered layer, wherein the PTFE is filled with 1-20%...	11/12/2002
6296392	Plain bearing structure A plain bearing comprises a metal backing, a layer of a porous matrix of sintered metal on the backing and a filled PTFE infiltrated into the interstices of the sintered layer and standing proud of the sintered layer, wherein the PTFE is filled with 1-20%...	10/02/2001
6099278	Cantilever mount orbiting scroll with shaft adjustment A scroll compressor of the type having a cantilever mounted shaft is provided with a carbon crank case bearing. The carbon bearing insures that the shaft will be quickly worn away should there be shaft misalignment....	08/08/2000
6086257	Sliding bearing and manufacturing method thereof A sliding bearing having an improved load-carrying capacity and fatigue strength, by sintering a molded body of iron-based metal mixture powder and concurrently bonding the same to steel-backed metal layer, in which a lubricating oil having the optimal lu...	07/11/2000
6022629	Copper-based sliding surface There is described a copper-based sliding layer comprising a matrix of copper or a copper alloy with softer metallic inclusions of at least 10 wt-% which form particles having sectional areas separate from each other with respect to an observation plane p...	02/08/2000
5236784	Bearing material and plastic bearing A bearing material mainly comprising plastics and a plastic bearing made thereof. The bearing material is composed of 30 to 98 wt % of glassy carbon and 70 to 2 wt % of plastics, and has persistent, excellent abrasion resistance, sliding properties, and h...	08/17/1993
5180231	Member for retaining rolling bodies A rolling body retaining member comprising, based on the whole weight thereof, 15 to 50 wt. % of glass fiber or like reinforcing fiber, 5 to 15 wt. % of carbon powder, and the balance polyether ether ketone resin....	01/19/1993
4972764	Combination of sliding members In a combination of sliding members which are suitable for use in the compressor for an automotive air conditioner, one of the members consists of an aluminum alloy which contains silicone particles consisting solely of eutectic silicon; and the other sli...	11/27/1990
4935388	Rolling contact bearings, material for bearing surfaces, and process therefor The reliability of silicon nitride bodies for use in bearings can be greatly improved by control of microstructural flaws which produce bright specular reflections when metallographically prepared surfaces of the composites are examined microscopically in...	06/19/1990
4923761	Bearing material having multiple layer therein and a method of manufacturing the same The invention is related to a bearing material having multiple layers therein and a method for manufacturing the same. The invention features that a bearing layer consisting mainly of an integrated resin powder is formed on a porous layer covering a back ...	05/08/1990
4889772	Composite material having a slide layer applied by cathode sputtering For some applications of slide layers, for example in connecting rod bearings of internal combustion engines, for individual sites of a formed piece, high load bearing capability are required while for other places of the same formed piece good embedding ...	12/26/1989
4865922	Plain bearing A cavitation erosion resistant plain bearing comprising a steel backing, a sintered bronze interlayer and a lining of PTFE filled with 1 to 50% by volume of an ionic fluoride of low aqueous solubility....	09/12/1989
4345798	Reduction in wear of contacting surfaces To reduce the wear of surfaces of anti-friction devices or bearings, the surfaces are diamonded, e.g. by being provided with diamonds or by being the surfaces of diamond-containing concretions, and are lapped before use, substantially no further wear occu...	08/24/1982
4323401	Bearing having an array of microasperities A bearing having a generally flat planer surface of pearlite, and an array of microasperities of martensite on the planer surface, each microasperity including a gently sloping front surface in relation to the direction of movement of the bearing and a sh...	04/06/1982
4087137	Drill bushing and similar article A drill bushing or similar article, such as a pump bushing having a hardened body of steel and a thin inner coating of tungsten carbide distributed throughout a matrix of nickel chrome which provides a metallurgical bond to the steel body and a metallic b...	05/02/1978

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Class 384/910 - Powders