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1. 发明专利

JPH02290940A BEARING ALLOY 失效
公开(公告)号：JPH02290940A
公开(公告)日：1990-11-30
申请号：JP11011989
申请日：1989-04-28
申请人： NISSAN MOTOR , NIPPON DIA CLEVITE CO
发明人： SHIODA MASAHIKO , ARITA MASAJI , TANIZAKI KATSUJI , OKAWA HIROE , SAKAI TAKESHI
IPC分类号： C22C1/04 , C22C21/00
摘要： PURPOSE:To improve the fatigue resistance and seizure resistance of the bearing alloy by extruding a billet formed by adding Pb-Sb alloy powder under prescribed conditions to Al alloy powder contg. lubricating components and hard components. CONSTITUTION:A billet constituted of mixed powder of an Al alloy and a Pb-Sb alloy is extruded to form the bearing alloy. The billet is formed by adding, by weight, 5 to 20% Pb-Sb alloy powder contg. 25 to 30% Sb to Al alloy powder. The above Al alloy includes lubricating components, hard components, reinforcing components and grain refining components; above all, the lubricating components and the hard components are included as essential components.

2. 发明专利

JPS6233730A WEAR RESISTANT COMPOSITE MATERIAL 失效
公开(公告)号：JPS6233730A
公开(公告)日：1987-02-13
申请号：JP17160785
申请日：1985-08-02
申请人： NISSAN MOTOR
发明人： OKAWA HIROE , OSHIMA MASAHARU , KISHI KATSUHIRO
IPC分类号： C22C49/00 , C22C1/00 , C22C1/02 , C22C47/00 , C22C49/04 , C22C49/06
摘要： PURPOSE:To obtain a composite material having superior wear resistance by dispersing a steel reinforcer such as steel fibers, powder or granules in the surface part of a substrate of a nonferrous metal and nitriding the surface of the substrate. CONSTITUTION:A metallic mold 1 is heated to about 300 deg.C and steel fibers 2 heated to about 300 deg.C are put in the mold 1 and compressed by lowering a plunger chip 3. The chip 3 is then moved upward, a molten Al alloy 7 for casting is poured into the mold 1 at about 750 deg.C, and the chip 3 is lowered again to apply about 800kg f/cm pressure for 3min. The resulting casting is cooled, taken out of the mold 1 and nitrided.

3. 发明专利

JP2000145751A LAMINATED SLIDING MEMBER AND SLIDING BEARING 失效
公开(公告)号：JP2000145751A
公开(公告)日：2000-05-26
申请号：JP31805098
申请日：1998-11-09
申请人： NIPPON DIA CLEVITE CO , NISSAN MOTOR
发明人： OKAWA HIROE , MIZUNO NAOTO
IPC分类号： F16C33/10 , C22C13/00 , F16C9/00 , F16C33/12
摘要： PROBLEM TO BE SOLVED: To provide a laminated sliding member having characteristics excellent in both seizure resistance and fatigue resistance without including harmful Pb and even under a severe condition of high temperature and high surface pressure, and to provide a sliding bearing having the laminated sliding member on its surface layer and excellent in seizure resistance and fatigue resistance. SOLUTION: This laminated sliding member is formed by laminating as a surface layer an Sn group alloy B on a bearing alloy A consisting of Sn: less than 6-15%, Si: 0.1-4.5%, one kind or two kinds selected from Cu, Cr: 0.1-2% by wt.% respectively, and a balance substantially formed of Al. Sn group alloy B as the surface layer consists of In: 0.1-15%, Cu: 0.1-5% by wt.% respectively, a solid lubricant of 5-20 vol.% consisting of one kind or more than two kinds selected from MoS2, WS2, graphite, PTFE and hBN, and a balance substantially formed of Sn. The layer thickness of the Sn group alloy B is set to not less than 1/40 nor more than 1/10 of the thickness of the bearing alloy A. A sliding bearing uses the laminated sliding member on its sliding surface side.

4. 发明专利

JPH08261240A SLIDING BEARING MADE OF ALUMINIUM ALLOY 失效
公开(公告)号：JPH08261240A
公开(公告)日：1996-10-08
申请号：JP6319995
申请日：1995-03-22
申请人： NIPPON DIA CLEVITE CO , NISSAN MOTOR
发明人： OKAWA HIROE , SHIODA MASAHIKO , AOYAMA SHUNICHI , USHIJIMA KENJI
IPC分类号： F16C33/12 , C22C21/00
摘要： PURPOSE: To provide an aluminium alloy sliding bearing which has the both of antinomic properties of high fatigue resistance and high surface performance. CONSTITUTION: This sliding bearing is composed of a laminated material of an alloy 1 and an alloy 2, where the composition of the alloy 1 is Sn: 0.1-12%, at least one of Pb or Sb: 0.1-3.0%, Si: 0.1-6.0%, at least one of Cu, Cr, Zn, Mn: 1.0-5.0%, the rest: substantially Al, and the composition of the alloy 2 is Pb: 4.0-12%, Sn 0.1-3.0%, Si: 3.1-5.0%, at least one of Cu or Cr: 0.1-3.0, the rest: substantially Al, by weight% respectively.

5. 发明专利

JPS62292964A PISTON 失效
公开(公告)号：JPS62292964A
公开(公告)日：1987-12-19
申请号：JP13721886
申请日：1986-06-11
申请人： NISSAN MOTOR , NICHIAS CORP
发明人： OSHIMA MASAHARU , OKAWA HIROE , GOTO TAKAHARU , MINAKI TOSHIHIRO , YAMAZAKI MASAHIKO , SHIBATA KENICHI
IPC分类号： F16J1/16
摘要： PURPOSE:To improve abrasion resistance by forming a solid lubricating complex layer consisting of at least one kind of metal sulfide, metal selenide, and metal oxide onto the surface of a piston pin hole formation part reinforced by fibers. CONSTITUTION:A piston 1 has a recessed part 2, piston ring groove 3, piston pin hole 4, and connecting rod installation hole 5, and at the part forming the piston pin hole 4, a fiber-reinforced layer 7 reinforced by the fiber 6 such as alumina silicate is formed integrally simultaneously with the casting of Mg-alloy, etc., and the surface is applied with a solid lubricating complex layer 8. As the solid lubricant, used are metal sulfide such as molybdenum disulfide and wolfram disulfide or metal selenide and metal oxide. Thus, the sliding character istic can be improved, and durability can be improved, and the aggressiveness to the piston pin can be reduced.

6. 发明专利

JPH09303374A ALLOY-MADE SLIDING BEARING 失效
公开(公告)号：JPH09303374A
公开(公告)日：1997-11-25
申请号：JP12495196
申请日：1996-05-20
申请人： NIPPON DIA CLEVITE CO , NISSAN MOTOR
发明人： OKAWA HIROE , SHIODA MASAHIKO , MIZUNO NAOTO , USHIJIMA KENJI
IPC分类号： F16C33/12 , C22C21/00 , F16C9/02
摘要： PROBLEM TO BE SOLVED: To provide an Al alloy-made sliding bearing which is excellent in reduction of abrasion and fatigue resistant property under a high speed and a high load, and further, in which compatibility among these reduction of abrasion and fatigue resistant, and seizure resistant property is attempted. SOLUTION: In a sliding bearing whose surface has an Al-Sn series alloy overlay layer, the overlay layer is formed in such a manner that an alloy layer II consisting of Sn, 20 to 40% in weight%, and substantially Al for the rest, is laminated on an alloy layer I consisting of Sn, 15 to 25%, Cu, 0.1 to 1.5%, respectively in weight %, and substantially Al for the rest, and the hardness of the alloy layer II is set to Hv 70 or below.

7. 发明专利

JPH09303373A LAMINATED SLIDING MEMBER AND SLIDING BEARING 失效
公开(公告)号：JPH09303373A
公开(公告)日：1997-11-25
申请号：JP12490596
申请日：1996-05-20
申请人： NIPPON DIA CLEVITE CO , NISSAN MOTOR
发明人： OKAWA HIROE , MIZUNO NAOTO , SHIODA MASAHIKO , USHIJIMA KENJI
IPC分类号： F16C33/12 , C22C9/08 , C22C11/04 , C22C21/00 , F16C9/02
摘要： PROBLEM TO BE SOLVED: To provide a laminated sliding member and a sliding bearing in which both antinomic characteristics such as fatigue resistant property and surface performance can be obtained at a high level. SOLUTION: This laminated sliding member is formed in such a way that as a surface layer, an alloy B consisting of Sn, less than 6 to 15%; one or two selected from Pb and Sb, 0.1 to 10%; Si, 0.1-4.5%; one or two selected from Cu and Cr, 0.1-2.0%; respectively in weight%, and substantially Al for the rest, is laminated on a Cu-Pb series high lead bronze bearing alloy A consisting of Pb, 5 to 50%; Sn, 5 % or below, respectively in weight %, and substantially Cu for the rest. A back plate is arranged on the rear surface of the laminated sliding member.

8. 发明专利

JPH0617820A SLIDE MEMBER 失效
公开(公告)号：JPH0617820A
公开(公告)日：1994-01-25
申请号：JP17833992
申请日：1992-07-06
申请人： NISSAN MOTOR , NIPPON DIA CLEVITE CO
发明人： SHIODA MASAHIKO , SAYASHI MAMORU , OKAWA HIROE , UMEYAMA TATSUO
IPC分类号： C23C30/00 , C25D7/10 , F16C17/02 , F16C33/12
摘要： PURPOSE:To provide a slide member capable of preventing fretting friction grown on the side of a housing member by small reciprocal relative motion on the slide contact face. CONSTITUTION:This is a slide member 1 provided with a silver or silver alloy plated layer 1c on the surface on the side of an aluminium or aluminium alloy made housing member 3 of a steel made base body 1b on the back face of a bearing metal 1a through an intermediate layer 1d made of one kind or more than one kind of copper, nickel and gold.

9. 发明专利

JPH0421735A ALUMINUM SERIES BEARING ALLOY 失效
公开(公告)号：JPH0421735A
公开(公告)日：1992-01-24
申请号：JP12649990
申请日：1990-05-16
申请人： NISSAN MOTOR , NIPPON DIA CLEVITE CO
发明人： SHIODA MASAHIKO , ARITA MASAJI , OKAWA HIROE , SAKAI TAKESHI
IPC分类号： F16C17/00 , C22C1/05 , C22C21/00 , C22C29/06 , C22C29/12 , C22C32/00
摘要： PURPOSE:To manufacture an Al series-bearing alloy excellent in fatigue resistance and surface properties and light in weight by mixing Al alloy powder contg. specified ratios of Pb, Sn, Cu or the like with ceramic particles under specified conditions into a billet, and extruding this billet at a specified extrusion ratio. CONSTITUTION:Al alloy powder contg., as lubricating components, by weight, 3 to 15% Pb and =10 extrusion ratio. In this way, the Al series-bearing alloy having high standards of strength and sliding properties particularly at the time of using a cast iron material as the mating member can be obtd.

10. 发明专利

JPS6383202A PRODUCTION OF BEARING 失效
公开(公告)号：JPS6383202A
公开(公告)日：1988-04-13
申请号：JP22646986
申请日：1986-09-25
申请人： NISSAN MOTOR , NIPPON DIA CLEVITE CO
发明人： TANIZAKI KATSUJI , SHIODA MASAHIKO , SAKAI TAKESHI , OKAWA HIROE
IPC分类号： F16C33/14 , B22F7/00 , C22C1/04 , C22C21/00
摘要： PURPOSE:To obtain an Al bearing which excels in both the fatigue resistant characteristic and surface performance by compacting two kinds of atomized Al alloy powders which are slightly different in component compsn., then subjecting the green compact to extrusion molding to obtain a plate-shaped extrudate, superposing such extrudates, coating the periphery thereof with Al powder and subjecting the same to extrusion molding again. CONSTITUTION:The atomized Al alloy powder I contg. 0.006-0.04 >=1 kinds among Pb, Sn, In, Sb, and Si as a lubricating component in cross area ratio of the content in the Al matrix, 0.01-0.17 Si as a hard component likewise in the cross sectional ratio and 0.2-5.0wt% >=1 kinds among Cu, Cr, Mg, Mn, Ni, Zn, and Ti as a reinforcement component is prepd. On the other hand, the atomized Al alloy powder II contg. the respective components mentioned above and contg. 0.04-0.12 lubricating component in cross sectional ratio is prepd. The billet obtd. by compacting the alloy powders in such a manner that the alloy powder I covers the alloy powder II is extrusion- molded to form the plate-shaped material. Said material is cut to a prescribed length and the plural extrudates are superposed. The periphery of the superposed extrudates positioned in the central part is coated with the Al powder and is molded. The resultant billet is extrusion-molded, by which the bearing is obtd.

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