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公开(公告)号：JP2013082957A
公开(公告)日：2013-05-09
申请号：JP2011222170
申请日：2011-10-06
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： FUWA YOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a sliding member which is obtained by coating an amorphous carbon film on a substrate surface and can control abrasion of the amorphous carbon film on the surface thereof even when used under high contact pressure and as a sliding member with high sliding frequency.SOLUTION: The sliding member 1 is obtained by forming an amorphous carbon film 20 on the surface of a substrate 10, wherein clusters 21 comprising Bi are dispersed in the amorphous carbon film 20.
Abstract translation: 解决的问题：提供一种通过在基板表面上涂覆无定形碳膜而获得的滑动部件的制造方法，并且即使在高接触压力下使用也可以控制其表面上的非晶碳膜的磨损 并具有高滑动频率的滑动构件。 解决方案：通过在基板10的表面上形成无定形碳膜20来获得滑动构件1，其中包含Bi的簇21分散在无定形碳膜20中。版权所有（C）2013， JPO和INPIT
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公开(公告)号：JP2012215206A
公开(公告)日：2012-11-08
申请号：JP2011079568
申请日：2011-03-31
Applicant: Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
Inventor： TOYAMA MAMORU , OMIYA YASUHIRO , WASHIZU HITOSHI , OMORI SHUNEI , TANAKA HIROMITSU , WATANABE OSAMU , NAKANO MITSURU , SUZUKI ATSUSHI , FUWA YOSHIO
CPC classification number: Y02T10/865
Abstract: PROBLEM TO BE SOLVED: To provide a sliding material having a lower frictional coefficient and superior wear resistance.SOLUTION: The sliding material includes: a fine flaky graphite particle having a plate-like graphite particle and an aromatic vinyl copolymer with a vinylaromatic monomer unit, which is adsorbed onto the plate-like graphite particle and expressed by the following formula (1):-(CH-CHX)-(1) (in the formula (1), X denotes phenyl group, naphthyl group, anthracenyl group or pyrenyl group, and those groups may have substituents); and a matrix base material comprising resin or metal, wherein the fine flaky graphite particle is dispersed in the matrix base material.
Abstract translation: 要解决的问题：提供具有较低摩擦系数和优异的耐磨性的滑动材料。 滑动材料包括：具有板状石墨颗粒和具有乙烯基芳族单体单元的芳族乙烯基共聚物的细片状石墨颗粒，其被吸附在板状石墨颗粒上并由下式（ 1）： - （CH
2 -CHX） - （1）（在式（1）中，X表示苯基，萘基，蒽基或芘基， 基团可以具有取代基）; 以及包含树脂或金属的基质基材，其中所述细片状石墨颗粒分散在基质基材中。 版权所有（C）2013，JPO＆INPIT -
公开(公告)号：JP2011157913A
公开(公告)日：2011-08-18
申请号：JP2010021877
申请日：2010-02-03
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： MURASE HIROYUKI , ITO YOSHIHIKO , FUWA YOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide a shaft member constituting an exhaust pressure control valve that effectively reduces noise generated between the shaft member and a bearing supporting the member by slightly improving a structure in the shaft member constituting the exhaust pressure control valve, particularly, in a shaft member freely turnably supporting a main valve, and to provide an exhaust pressure control valve with the shaft member.
SOLUTION: The shaft member 10 constitutes the exhaust pressure control valve. In part of or all of a surface layer of a shaft member body S constituting the shaft member 10, a first coating 1 consisting of titanium nitride is formed at least in a sliding area Sa of the body, and a second coating 2 constituting of titanium oxide which is produced by oxidizing the titanium nitride is formed on a surface layer of the first coating 1.
COPYRIGHT: (C)2011,JPO&INPITAbstract translation: 要解决的问题：提供构成排气压力控制阀的轴构件，其通过稍微改善构成排气压力控制阀的轴构件中的结构，有效地减小轴构件与支撑构件的轴承之间产生的噪声， 特别地，在轴构件中可自由地可转动地支撑主阀，并且提供具有轴构件的排气压力控制阀。 解决方案：轴构件10构成排气压力控制阀。 在构成轴构件10的轴构件主体S的表面层的一部分或全部中，至少在主体的滑动区域Sa中形成由氮化钛构成的第一涂层1，并且构成钛的第二涂层2 在第一涂层1的表面层上形成氧化氮化钛所产生的氧化物。（C）2011，JPO＆INPIT
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公开(公告)号：JP2009155670A
公开(公告)日：2009-07-16
申请号：JP2007332424
申请日：2007-12-25
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ARAYOSHI TAKATOSHI , FUWA YOSHIO
IPC: C23C14/35 , C10M103/02 , C10M177/00 , C10N30/00 , C10N40/02 , C10N40/18 , C10N70/00 , C23C14/06
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a hard thin film by which a hard thin film having high adhesiveness can be formed and also film thicknesses can be differentiated partially in the hard thin film.
SOLUTION: In the method of forming the hard thin film on the surface to be treated (sliding surface 1a) of a material to be treated (valve lifter 1) according to a PVD process, magnetic fields are locally generated on the surface to be treated by performing a pattern arrangement of permanent magnets 3 on the back surface 1b of the surface to be treated and, thereby, the film thickness of the hard thin film formed on the surface to be treated can be partially differentiated.
COPYRIGHT: (C)2009,JPO&INPITAbstract translation: 要解决的问题：为了提供硬质薄膜的制造方法，通过该硬质薄膜可以形成具有高粘合性的硬质薄膜，并且薄膜的厚度也可以在硬薄膜中部分地分化。 解决方案：在根据PVD工艺在待处理材料（气门挺杆1）的待处理表面（滑动表面1a）上形成硬质薄膜的方法中，在表面局部产生磁场 通过在待处理表面的背面1b上进行永磁体3的图案排列来进行处理，从而能够部分地区分待处理表面上形成的硬质薄膜的膜厚。 版权所有（C）2009，JPO＆INPIT
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公开(公告)号：JP2009013371A
公开(公告)日：2009-01-22
申请号：JP2007179798
申请日：2007-07-09
Applicant: Toyota Motor Corp , Univ Nagoya , トヨタ自動車株式会社 , 国立大学法人名古屋大学
Inventor： FUWA YOSHIO , UMEHARA TOKUJI , NOOIYAMA TAKAYUKI , OGAWA YUICHIRO
IPC: C10M173/02 , C10M103/02 , C10M105/18 , C10M105/24 , C10M105/34 , C10M105/40 , C10M105/60 , C10M105/64 , C10M105/68 , C10M105/72 , C10M105/74 , C10N30/06 , C10N40/25 , C10N50/08
Abstract: PROBLEM TO BE SOLVED: To provide a sliding structure which can inexpensively and easily reduce a friction coefficient and improve a wear resistance, even under a severe sliding environment such as high bearing.
SOLUTION: The present invention relates to a sliding structure comprising: a pair of sliding members on at least one sliding surfaces of which among mutually sliding surfaces a hard carbon coating film is formed, and a lubricant existing between a pair of the sliding members, wherein the lubricant contains at least water-containing surfactant.
COPYRIGHT: (C)2009,JPO&INPITAbstract translation: 要解决的问题：即使在诸如高轴承的严酷的滑动环境下，提供一种能够廉价且容易地降低摩擦系数并提高耐磨性的滑动结构。 滑动结构技术领域本发明涉及一种滑动结构体，其特征在于，具有：一对滑动构件，其在形成有硬质碳涂膜的相互滑动面中的至少一个滑动面上形成有滑动构件， 其中润滑剂至少含有含水表面活性剂。 版权所有（C）2009，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2009013370A
公开(公告)日：2009-01-22
申请号：JP2007179794
申请日：2007-07-09
Applicant: Toyota Motor Corp , Univ Nagoya , トヨタ自動車株式会社 , 国立大学法人名古屋大学
Inventor： FUWA YOSHIO , UMEHARA TOKUJI , NOOIYAMA TAKAYUKI , OGAWA YUICHIRO
Abstract: PROBLEM TO BE SOLVED: To provide a sliding structure which can reduce a friction coefficient and improve a wear resistance, even under a severe sliding environment such as high surface pressure.
SOLUTION: The present invention relates to a sliding structure comprising: a pair of sliding members on at least one sliding surfaces of which among mutually sliding surfaces a hard carbon coating film is formed; and a lubricant existing between a pair of the sliding members, wherein the lubricant is a vegetable lubricant containing at least one of oleic acid, linoleic acid and linolenic acid.
COPYRIGHT: (C)2009,JPO&INPITAbstract translation: 要解决的问题：即使在诸如高表面压力的严酷的滑动环境下，也可提供能够降低摩擦系数并提高耐磨性的滑动结构。 滑动结构技术领域本发明涉及一种滑动结构，包括：在相互滑动的表面中的形成有硬质碳涂膜的至少一个滑动表面上的一对滑动构件; 以及存在于一对滑动构件之间的润滑剂，其中所述润滑剂是含有油酸，亚油酸和亚麻酸中的至少一种的植物润滑剂。 版权所有（C）2009，JPO＆INPIT
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7.发明专利
公开(公告)号：JP2009013192A
公开(公告)日：2009-01-22
申请号：JP2007173168
申请日：2007-06-29
Applicant: Toyota Motor Corp , Univ Nagoya , トヨタ自動車株式会社 , 国立大学法人名古屋大学
Inventor： FUWA YOSHIO , UMEHARA TOKUJI , NOOIYAMA TAKAYUKI , WANG HUAIPENG
Abstract: PROBLEM TO BE SOLVED: To provide a composite hard carbon film which improves compatible characteristic in the friction early time of a carbon nitride film, to achieve an ultra-low frictional state from the extremely early stage of the friction early time. SOLUTION: The composite hard carbon film 20 is characterized by comprising a carbon nitride film 21 formed on a substrate 10 and a carbon coating film 22 formed on the carbon nitride film 21. The thickness of the carbon coating film 22 is preferably 1 to 500 nm, more preferably 2 to 4 nm. COPYRIGHT: (C)2009,JPO&INPIT
Abstract translation: 要解决的问题：提供一种改善碳纳米膜的摩擦早期相容特性的复合硬质碳膜，从早期的摩擦的早期阶段获得超低摩擦状态。 ＆lt; P＆gt;解决方案：复合硬质碳膜20的特征在于包括形成在基板10上的碳氮化膜21和形成在氮化碳膜21上的碳涂膜22.碳涂膜22的厚度优选为1 至500nm，更优选为2〜4nm。 版权所有（C）2009，JPO＆INPIT
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公开(公告)号：JP2008195903A
公开(公告)日：2008-08-28
申请号：JP2007035372
申请日：2007-02-15
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： ARAYOSHI TAKATOSHI , FUWA YOSHIO , OZAKI YOSHINORI
IPC: C10M169/04 , C10M101/02 , C10M103/02 , C10M103/04 , C10M103/06 , C10M135/18 , C10M137/10 , C10N10/02 , C10N10/04 , C10N10/08 , C10N10/12 , C10N30/06 , C23C14/06
Abstract: PROBLEM TO BE SOLVED: To provide a sliding structure capable of suppressing the abrasion of a noncrystalline carbon membrane caused by a chemical reaction of the noncrystalline carbon membrane with an organic molybdenum compound.
SOLUTION: The sliding structure comprises at least a pair of sliding members 10A, 20A formed with the noncrystalline carbon membrane 11 containing the hydrogen element on at least one of sliding surfaces and a lubricating oil 30A existing between the pair of sliding members 10A, 20A and containing at least the organic molybdenum compound. The lubricating oil 30A contains powder 32 having reactivity higher than that of the noncrystalline carbon membrane to molybdenum trioxide generated from the organic molybdenum compound during sliding.
COPYRIGHT: (C)2008,JPO&INPITAbstract translation: 要解决的问题：提供能够抑制非结晶性碳膜与有机钼化合物的化学反应引起的非结晶碳膜的磨损的滑动结构。 解决方案：滑动结构包括至少一对滑动构件10A，20A，其形成有在至少一个滑动表面上包含氢元素的非结晶碳膜11和存在于一对滑动构件10A之间的润滑油30A 20A，并且至少含有有机钼化合物。 润滑油30A含有具有比非结晶碳膜的反应性高的粉末32与由有机钼化合物在滑动期间产生的三氧化钼。 版权所有（C）2008，JPO＆INPIT
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公开(公告)号：JP2007284760A
公开(公告)日：2007-11-01
申请号：JP2006114780
申请日：2006-04-18
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： OGAWA MASAAKI , FUWA YOSHIO , SUZUKI ATSUSHI
Abstract: PROBLEM TO BE SOLVED: To provide a DLC-containing sliding member having both of wear resistance and a friction coefficient, also having excellent adhesion with various base materials, and suitable for a rotor base material of a vane type pump.
SOLUTION: The sliding member comprises: a base material 3 composing a structural material; an SiC-introduced layer 2 with a thickness of ≥100 μm formed by introducing SiC into the surface layer of the base material; and a DLC film 1 formed on the surface of the SiC-introduced layer. Preferably, the base material is a carbon sintered material; the film thickness of the DLC film is 1.5 to 2.5 μm, and its hardness is 1,000 to 1,500 Hv.
COPYRIGHT: (C)2008,JPO&INPITAbstract translation: 要解决的问题：为了提供具有耐磨性和摩擦系数两者的含DLC的滑动构件，还具有与各种基材的优异粘附性，并且适用于叶片型泵的转子基材。 滑动构件包括：构成结构材料的基材3; 通过将SiC引入基材的表面层而形成厚度≥100μm的SiC引入层2; 以及形成在SiC引入层的表面上的DLC膜1。 优选地，基材是碳烧结材料; DLC膜的膜厚为1.5〜2.5μm，硬度为1000〜1500Hv。 版权所有（C）2008，JPO＆INPIT
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公开(公告)号：JP2007100179A
公开(公告)日：2007-04-19
申请号：JP2005292785
申请日：2005-10-05
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： KAIDO MASATAKA , FUWA YOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide a combination sliding member which shows a lower coefficient of friction even when used in a dry type friction state in atmospheric air. SOLUTION: The combination sliding member comprises: the first sliding member having an amorphous carbon film formed on the sliding surface; and the second sliding member having a carbon nitride film formed on the sliding surface which slides on the sliding surface of the first sliding member. COPYRIGHT: (C)2007,JPO&INPIT
Abstract translation: 要解决的问题：提供即使在大气中以干式摩擦状态使用时也表现出较低摩擦系数的组合滑动构件。 解决方案：组合滑动构件包括：第一滑动构件，其具有形成在滑动表面上的无定形碳膜; 并且所述第二滑动构件具有形成在所述滑动表面上的碳氮化膜，所述氮化物膜在所述第一滑动构件的滑动表面上滑动。 版权所有（C）2007，JPO＆INPIT
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