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1. 发明专利

JP2004353034A PISTON MADE OF Al ALLOY WITH LOW Ca CONTENT 审中-公开
标题翻译：具有低Ca含量的铝合金活塞
公开(公告)号：JP2004353034A
公开(公告)日：2004-12-16
申请号：JP2003152317
申请日：2003-05-29
申请人： Aisin Seiki Co Ltd , Art Metal Mfg Co Ltd , Toyota Central Res & Dev Lab Inc , Toyota Motor Corp , アート金属工業株式会社 , アイシン精機株式会社 , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： IKUNO HAJIME , HOJO HIROSHI , SUGIMOTO YOSHIHIKO , UEDA ISAMU , IWABORI HIROAKI , HAYASHI SOICHI , UCHIDA KUNIHIKO , TAKAGI KATSUMI , NARUSAWA MASARU , NAKAJIMA RYOICHI
IPC分类号： F16J1/01 , C22B9/04 , C22B9/05 , C22B21/06 , C22C21/02
摘要： PROBLEM TO BE SOLVED: To provide a piston made of an Al alloy with a low Ca content, which inexpensively and reliably has reduced the Ca content.
SOLUTION: The piston is made of the Al alloy with the low Ca content, which contains 0.002 mass% or less Ca. The piston uses an Al alloy ingot comprising, by weight ratio, 0.003 mass% or more Ca, 4-25 mass% Si, 7 mass% or less Cu, 1.5 mass% or less Fe, 7 mass% or less Ni and 0.2 mass% or less Mg.The method for manufacturing the piston comprises: the ingot-making step of melting the Al alloy raw material having the above composition; the deoxidization treatment step of removing nonmetallic inclusions such as an oxide in the molten metal; the molten metal-holding step of reducing the Ca content by exposing the surface of the molten metal to atmospheric air for 20 minutes or longer; then the Mg-adding step of adding a desired amount of Mg into the molten metal; and the casting step of casting the molten metal into a mold having a desired form.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种低成本且可靠地降低Ca含量的具有低Ca含量的Al合金的活塞。
解决方案：活塞由Ca含量低的Al合金制成，含有0.002质量％以下的Ca。活塞使用Al合金锭，以重量比计，含有0.003质量％以上的Ca，4-25质量％的Si，7质量％以下的Cu，1.5质量％以下的Fe，7质量％以下的Ni和0.2质量％％以下的Mg。制造活塞的方法包括：熔融具有上述组成的Al合金原料的铸锭步骤; 去除熔融金属中的非金属夹杂物如氧化物的脱氧处理步骤; 通过将熔融金属的表面暴露于大气中20分钟以上来降低Ca含量的熔融金属保持步骤; 然后在熔融金属中添加所需量的Mg的Mg添加步骤; 以及将熔融金属浇注到具有所需形式的模具中的铸造步骤。版权所有（C）2005，JPO＆NCIPI

2. 发明专利

JP2004269971A Aluminum alloy for casting, casting made of aluminum alloy and its production method 有权
公开(公告)号：JP2004269971A
公开(公告)日：2004-09-30
申请号：JP2003063074
申请日：2003-03-10
申请人： Toyota Central Res & Dev Lab 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
发明人： HORIE TOSHIO , KAWAHARA HIROSHI , SHIMIZU YOSHIHIRO , AOI ICHIRO , SUGIMOTO YOSHIHIKO , OKADA YUJI , YAMASHITA MINORU
IPC分类号： B22D18/02 , B22D17/00 , C22C1/02 , C22C21/00 , C22C21/06
摘要： PROBLEM TO BE SOLVED: To provide a high-strength high-ductility aluminum alloy for casting which is excellent in castability.
SOLUTION: The high-strength high-ductility aluminum alloy for casting is excellent in castability and comprises, against 100% total mass, 2-6% Mg, 0.3-1.2% Mn, 0.5-1.1% in total of at least one chosen from Fe, Ni and Co, 0.01-0.5% in total of at least one chosen from Ti, Zr, V, Cr and B, 0.01-0.5% Sb and the balance being Al and unavoidable impurities. The addition of Sb improves mobility among a solid phase and a residual liquid phase, enhances supply of the residual liquid phase to cracking parts and therefore prevents cracks in a casting.
COPYRIGHT: (C)2004,JPO&NCIPI

3. 发明专利

JP2007100180A Method for covering base material composed of titanium or titanium alloy 审中-公开
标题翻译：覆盖钛或钛合金组成的基体材料的方法
公开(公告)号：JP2007100180A
公开(公告)日：2007-04-19
申请号：JP2005292802
申请日：2005-10-05
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： SUGIMOTO YOSHIHIKO , RONG CHEN , ITO KAZUHIKO , NISHINO KAZUAKI
IPC分类号： C23C26/00 , C23C14/54 , C23C22/12 , C23F4/00 , C25F3/26
摘要： PROBLEM TO BE SOLVED: To provide a method for covering a base material composed of titanium or a titanium alloy where, even in the case surface treatment temperature is low, a covering layer whose adhesion properties with the base material are high can be formed.
SOLUTION: The covering method comprises: an activation treatment stage where the surface of a base material composed of titanium or a titanium alloy is activated; a base material covering stage where a covering layer is formed on the surface of the activated base material, and the activation of the base material and the formation of the covering layer are performed under the condition where the temperature of the base material does not exceed 300°C. The base material is preferably composed of a group Va element-containing titanium alloy consisting of an alloy element group at least comprising a group Va element(s) and the balance mainly titanium (Ti). Particularly, it is effective in the case the titanium alloy comprises the alloy element group consisting of zirconium (Zr), tantalum (Ta) and niobium (Nb).
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种覆盖由钛或钛合金构成的基材的方法，其中即使在表面处理温度低的情况下，与基材的粘合性能高的覆盖层也可以是形成。解决方案：覆盖方法包括：激活处理阶段，其中由钛或钛合金构成的基材的表面被激活; 在活性基材的表面上形成覆盖层的基材覆盖层，基材的活化和覆盖层的形成在基材的温度不超过300的条件下进行 C。该基材优选由含有Va元素的钛合金组成，该合金元素组至少包含Va族元素，余量主要为钛（Ti）。特别地，在钛合金包括由锆（Zr），钽（Ta）和铌（Nb）组成的合金元素组的情况下是有效的。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2006137993A Aluminum based member, method for producing the same and surface treatment method for aluminum based member 审中-公开
标题翻译：基于铝的构件，其制造方法和基于铝的构件的表面处理方法
公开(公告)号：JP2006137993A
公开(公告)日：2006-06-01
申请号：JP2004328870
申请日：2004-11-12
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： SUGIMOTO YOSHIHIKO
IPC分类号： C23C26/00 , C23C28/00
摘要： PROBLEM TO BE SOLVED: To provide an aluminum based member provided with a coating layer having excellent adhesion with a base material, fatigue strength, seizure resistance, corrosion resistance and electric insulation properties, and to provide a method for producing an aluminum based member suitable for the production. SOLUTION: The aluminum based member is composed of: an aluminum base material essentially consisting of aluminum (Al), and having an activated face; and a coating layer formed on the activated face and comprising molybdenum disulfide; wherein, the X-ray intensity ratios of molybdenum (Mo), sulfur (S), oxygen (O) and carbon (C) by X-ray analysis in the surface of the coating layer satisfy Mo:3 to 20k%, S:2 to 15k%, O:1 to 15k% and C:10 to 35k%. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有与基材的粘合性优异的涂层的铝基部件，疲劳强度，耐咬合性，耐腐蚀性和电绝缘性，并且提供一种铝基材料的制造方法会员适合生产。解决方案：铝基部件由基本上由铝（Al）组成并具有活化面的铝基材料组成; 以及形成在活化面上并包含二硫化钼的涂层; 其中，涂层表面的X射线分析中的钼（Mo），硫（S），氧（O）和碳（C）的X射线强度比满足Mo：3〜20k％，S： 2〜15k％，O：1〜15k％，C：10〜35k％。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2004018981A Magnesium-based member, method of producing the same and surface treatment method for the magnesium-based member 审中-公开
公开(公告)号：JP2004018981A
公开(公告)日：2004-01-22
申请号：JP2002178305
申请日：2002-06-19
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： SUGIMOTO YOSHIHIKO , SUZUKI KENICHI
IPC分类号： C25D11/30 , C23C28/00
摘要： PROBLEM TO BE SOLVED: To provide an Mg-based member which is provided with a composite covering layer having excellent adhesion, corrosion resistance, wear resistance and seizure resistance. SOLUTION: The magnesium-based member comprises an Mg base material essentially consisting of Mg, and a composite covering layer with a thickness of ≥20 μm obtained by compounding the oxide of at least one or more of elements selected from the group consisting of Al, Si, Ti, Mn, Zr, Ni, V, Nb, Ta, Fe, Co, B and C (oxide composing elements) and the oxide of Mg, and formed on the Mg base material. COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2003077486A Fuel cell separator and its manufacturing method 审中-公开
标题翻译：燃料电池分离器及其制造方法
公开(公告)号：JP2003077486A
公开(公告)日：2003-03-14
申请号：JP2001268446
申请日：2001-09-05
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： NONOYAMA FUMIO , SUGIMOTO YOSHIHIKO , TANI TOSHIHIKO
IPC分类号： C22C38/00 , H01M8/02 , H01M8/10
CPC分类号： Y02P70/56
摘要： PROBLEM TO BE SOLVED: To provide a separator for fuel cell that is of low cost and has excellent conductivity, and is superior in durability and corrosion resistance, and a method of manufacturing the separator simply and easily. SOLUTION: The separator, which is used for a solid polymer fuel cell, is made by a base material by forming an iron based material having a carbon content of 0.1 wt.% or more and 1 wt.% or less and by forming a carbide coated on the surface of the base material by TRD treatment. The separator is made which has a good property demonstrating the characteristics of the carbide coating by TRD treatment. And the base material is formed by press molding and then it undergoes the TRD treatment, and, then, distortion is eliminated. Since the thermal distortion due to the TRD treatment is eliminated, a separator having a stable configuration is manufactured simply and easily.
摘要翻译：要解决的问题：提供一种低成本，导电性优异，耐久性和耐腐蚀性优异的燃料电池用隔膜，简单且容易地制造隔板的方法。解决方案：用于固体高分子型燃料电池的隔板由基材通过形成碳含量为0.1重量％以上且1重量％以下的铁基材料形成，并且通过形成碳化物通过TRD处理涂覆在基材表面上。制造具有通过TRD处理显示碳化物涂层的特性的良好性能的隔膜。基材通过压制成形，然后进行TRD处理，然后消除变形。由于消除了由于TRD处理引起的热变形，所以简单且容易地制造具有稳定构造的隔板。

7. 发明专利

JP2005060720A Aluminum-based member, its production method, and surface treatment method for aluminum-based member 审中-公开
标题翻译：基于铝的会员，其生产方法和基于铝的会员的表面处理方法
公开(公告)号：JP2005060720A
公开(公告)日：2005-03-10
申请号：JP2003206886
申请日：2003-08-08
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： SUGIMOTO YOSHIHIKO
IPC分类号： C25D11/18
摘要： PROBLEM TO BE SOLVED: To provide an aluminum-based member provided with a covering layer excellent in adhesion, corrosion resistance, wear resistance and seizure resistance.
SOLUTION: The aluminum-based member consists of: a base metal essentially consisting of Al and; a covering layer for covering the surface of the base metal. The covering layer consists of: an anodization layer formed on the base metal, made of Al oxide and having numerous pores; and interstitial oxide invading the pores of the anodization layer and burying the pores. The anodization layer and the interstitial oxide are integrated, so that wear resistance, electric insulation properties or the like more excellent than those of an anodization layer simple substance are exhibited.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有优异的粘合性，耐腐蚀性，耐磨性和耐咬合性的覆盖层的铝基部件。解决方案：铝基部件由以下组成：基本上由Al构成的基体金属和用于覆盖母材表面的覆盖层。覆盖层由以下部分组成：阳极氧化层，形成在母材上，由Al氧化物制成，具有许多孔; 并且间隙氧化物侵入阳极氧化层的孔并埋入孔中。阳极氧化层和间隙氧化物一体化，从而显示出比阳极氧化层简单物质更优异的耐磨性，电绝缘性等。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2005139552A Aluminum alloy for casting, aluminum-alloy casting and method for manufacturing aluminum-alloy casting 有权
标题翻译：用于铸造的铝合金，铝合金铸造和制造铝合金铸件的方法
公开(公告)号：JP2005139552A
公开(公告)日：2005-06-02
申请号：JP2004300049
申请日：2004-10-14
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： IKUNO HAJIME , HOJO HIROSHI , SUGIMOTO YOSHIHIKO , UEDA ISAMU , IWABORI HIROAKI
IPC分类号： C22F1/00 , C22C21/02 , C22F1/043
摘要： PROBLEM TO BE SOLVED: To provide an aluminum-alloy casting having excellent strength, fatigue characteristics, etc.
SOLUTION: The aluminum-alloy casting has a composition consisting of, by mass, 4 to 12% Si, ≤0.2% Cu, 0.1 to 0.5% Mg, 0.2 to 3% Ni, 0.1 to 0.7% Fe, 0.15 to 0.3% Ti and the balance Al with inevitable impurities, when the total is 100 mass%. Further, this aluminum-alloy casting has a metallic structure which consists of a matrix phase composed mainly of α-Al and a skeleton phase crystallized for surrounding the matrix phase into a network state, and the matrix phase is precipitation-strengthened by Mg-containing precipitates. Owing to the matrix phase precipitation-strengthened by the Mg-containing precipitates and the skeleton phase surrounding it, not only high thermal fatigue resistance but also high strength and high fatigue strength required of a base material can be provided.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供具有优异的强度，疲劳特性等的铝合金铸件。解决方案：铝合金铸件具有以质量计4〜12％的Si，≤ 0.2％Cu，0.1〜0.5％Mg，0.2〜3％Ni，0.1〜0.7％Fe，0.15〜0.3％Ti，余量为Al，不可避免的杂质为100质量％。此外，该铝合金铸件具有金属结构，其由主要由α-Al组成的基体相和结构化的骨架相组成，用于将基体相围绕成网络状态，并且基体相通过含Mg的沉淀强化沉淀。由于含Mg析出物和包围其的骨架相的基体相析出强化，不仅可以提供高耐热疲劳性，而且还可以提供基材所需的高强度和高的疲劳强度。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2004307985A PROCESS FOR MANUFACTURING Al ALLOY CONTAINING LITTLE Ca, AND BASE METAL FOR MANUFACTURING Al ALLOY CONTAINING LITTLE Ca 有权
标题翻译：制造含有小钙的铝合金的方法和用于制造含有小铝的铝合金的基础金属
公开(公告)号：JP2004307985A
公开(公告)日：2004-11-04
申请号：JP2003106922
申请日：2003-04-10
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： IKUNO HAJIME , HOJO HIROSHI , SUGIMOTO YOSHIHIKO , UEDA ISAMU , IWABORI HIROAKI
IPC分类号： B22D1/00 , B22D21/04 , C22B9/10 , C22B21/06 , C22C1/02 , C22C21/02
CPC分类号： C22C1/026
摘要： PROBLEM TO BE SOLVED: To provide a process for manufacturing an Al alloy containing little Ca, which inexpensively and reliably reduces Ca, and to provide an Al alloy base metal applicable to the manufacturing process.
SOLUTION: The process manufactures the Al alloy containing as little Ca as 0.002 mass% or less. The process comprises a base-metal-melting step S1 for melting a base metal of an Al alloy which contains 0.003 mass% or more Ca together with 1 mass% or less Mg, a molten-metal-holding step S2 for reducing a Ca content to 0.002 mass% or less by exposing the surface of the molten metal obtained in the base-metal-melting step S1 to atmospheric air for 20 minutes or longer, and a pouring step S3 of pouring the molten metal into a mold having a desired shape. The base metal of the Al alloy to be used preferably contains 0.2 mass% or less Mg. After the molten-metal-holding step S2, a Mg addition step of adding a desired amount of Mg to the molten metal is preferably performed.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供一种低成本且可靠地降低Ca的含有少量Ca的Al合金的制造方法，提供适用于制造工序的Al合金基体金属。
方案：该方法制造含有少量Ca的Al合金为0.002质量％以下。该方法包括用于熔化含有0.003质量％以上的Ca和1质量％以下的Ca的Al合金的母材的贱金属熔融步骤S1，用于降低Ca含量的熔融金属保持步骤S2 通过将在基础金属熔融步骤S1中获得的熔融金属的表面暴露于大气中20分钟以上，并且将熔融金属倾倒到具有所需形状的模具中的倾倒步骤S3至0.002质量％。所使用的Al合金的母材优选含有0.2质量％以下的Mg。在熔融金属保持步骤S2之后，优选进行向熔融金属中添加所需量的Mg的Mg添加步骤。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2004076110A Aluminum cast alloy for piston, piston and method for producing the same 有权
公开(公告)号：JP2004076110A
公开(公告)日：2004-03-11
申请号：JP2002239682
申请日：2002-08-20
申请人： Toyota Central Res & Dev Lab Inc , 株式会社豊田中央研究所
发明人： IKUNO HAJIME , SUGIMOTO YOSHIHIKO , HOJO HIROSHI
IPC分类号： F02F3/00 , C22C21/02 , C22F1/00 , C22F1/043
摘要： PROBLEM TO BE SOLVED: To provide an aluminum cast alloy for a piston which has more excellent practical fatigue resistance than that of the conventional one, to provide a piston, and to provide a method for producing the same.
SOLUTION: The aluminum cast alloy comprises, by weight, 0.3 to 2% Mg, 0.15 to 0.4% Ti, 0 to 0.3% Zr, 0 to 0.3% V, 10 to 17% Si, 2.5 to 3.5% Cu, 0.2 to 1.0% Fe, 0.2 to 1.0% Mn, 1.8 to 3% Ni and 0.001 to 0.015% P, and the balance Al with inevitable impurities. The alloy has a hypereutectic structure in which primary crystal Si is present, also, the area ratio occupied by dendrite having five or more dendrite cells aligned almost in one direction is ≤10%, and dendrite structure is not substantially present.
COPYRIGHT: (C)2004,JPO

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