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1. 发明授权

US09212572B2 Sintered valve guide and production method therefor 有权
标题翻译：烧结阀导向及其制作方法
公开(公告)号：US09212572B2
公开(公告)日：2015-12-15
申请号：US12967570
申请日：2010-12-14
申请人： Hiroki Fujitsuka , Hideaki Kawata
发明人： Hiroki Fujitsuka , Hideaki Kawata
IPC分类号： C22C33/02 , F01L3/08 , C22C1/10 , C22C32/00 , F01L1/16
CPC分类号： F01L3/08 , C22C1/1084 , C22C32/0047 , C22C33/0228 , C22C33/0242 , C22C33/0257 , F01L1/16 , F01L2101/00
摘要： A sintered valve guide exhibits a metallic structure having a mixed structure and a hard phase in which hard particles are dispersed in an alloy matrix. The mixed structure consists of pearlite, an Fe—P—C ternary eutectic phase, a ferrite phase, a copper phase, and pores, and the mixed structure consists of, by mass %, 0.075 to 0.525% of P, 3.0 to 10.0% of Cu, 1.0 to 3.0% of C, and the balance of Fe and inevitable impurities. The hard phase is dispersed at 2 to 15 mass % in the mixed structure.
摘要翻译：烧结阀引导件具有混合结构的金属结构和硬质合金基体中分散硬质相。混合结构由珠光体，Fe-P-C三元共晶相，铁素体相，铜相和孔组成，混合结构以质量％计含有0.075〜0.525％的P，3.0〜10.0％的Cu，1.0〜3.0％的C，余量的Fe和不可避免的杂质。在混合结构中，硬相分散在2〜15质量％。

2. 发明授权

US08617288B2 Sintered material for valve guides and production method therefor 有权
标题翻译：用于阀门导向件的烧结材料及其制造方法
公开(公告)号：US08617288B2
公开(公告)日：2013-12-31
申请号：US13242559
申请日：2011-09-23
申请人： Hiroki Fujitsuka , Hideaki Kawata
发明人： Hiroki Fujitsuka , Hideaki Kawata
IPC分类号： C22C33/02 , B22F3/12
CPC分类号： C22C38/16 , B22F2998/10 , C22C33/0214 , C22C33/0264 , F01L3/08 , F01L2101/00 , F01L2103/00 , F01L2820/01 , B22F1/0003 , B22F3/02 , B22F3/10
摘要： A sintered material for valve guides consists of, by mass %, 0.01 to 0.3% of P, 1.3 to 3% of C, 1 to 4% of Cu, and the balance of Fe and inevitable impurities. The sintered material exhibits a metallic structure made of pores and a matrix. The matrix is a mixed structure of a pearlite phase, a ferrite phase, an iron-phosphorus-carbon compound phase, and a copper phase, and a part of the pores including graphite that is dispersed therein. The iron-phosphorus-carbon compound phase is dispersed at 3 to 25% by area ratio, and the copper phase is dispersed at 0.5 to 3.5% by area ratio, with respect to a cross section of the metallic structure, respectively.
摘要翻译：用于阀引导件的烧结材料以质量％计含有0.01〜0.3％的P，1.3〜3％的C，1〜4％的Cu，余量由Fe和不可避免的杂质构成。烧结材料表现出由孔和基体构成的金属结构。基体是珠光体相，铁素体相，铁 - 磷 - 碳化合物相和铜相的混合结构，以及包含分散在其中的石墨的一部分孔。铁磷碳化合物相以3〜25％的面积比分散，铜相分别相对于金属结构体的截面以0.5〜3.5％的面积比分散。

3. 发明授权

US07572312B2 Sintered valve seat and production method therefor 有权
标题翻译：烧结阀座及其生产方法
公开(公告)号：US07572312B2
公开(公告)日：2009-08-11
申请号：US11451428
申请日：2006-06-13
申请人： Hideaki Kawata , Hiroki Fujitsuka
发明人： Hideaki Kawata , Hiroki Fujitsuka
IPC分类号： B22F3/12 , B22F3/26
CPC分类号： C22C1/05 , B22F2998/10 , C22C33/0292 , B22F1/0003 , B22F3/02 , B22F3/10
摘要： A sintered valve seat includes: a matrix; 5 to 40 mass % of a hard phase dispersed in the matrix, the hard phase containing 48 to 60 mass % of Mo; 3 to 12 mass % of Cr; 1 to 5 mass % of Si; and the balance of Co and inevitable impurities; and a structure in which a Cr sulfide is dispersed around the hard phase. The hard phase is formed with a Co base alloy matrix and compounds which are mainly composed of Mo silicides and are integrally precipitated in the Co base alloy matrix.
摘要翻译：烧结阀座包括：矩阵; 5〜40质量％的硬质相分散在基体中，硬相含有48〜60质量％的Mo; 3〜12质量％的Cr; 1〜5质量％的Si; 余量为Co和不可避免的杂质; 以及其中硫化铬分散在硬质相周围的结构。硬质相由Co基合金基体和主要由Mo硅化物组成的化合物形成，并且在Co基合金基体中一体沉淀。

4. 发明授权

US07575619B2 Wear resistant sintered member 有权
标题翻译：耐磨烧结体
公开(公告)号：US07575619B2
公开(公告)日：2009-08-18
申请号：US11387887
申请日：2006-03-24
申请人： Hideaki Kawata , Hiroki Fujitsuka
发明人： Hideaki Kawata , Hiroki Fujitsuka
IPC分类号： C22C33/02
CPC分类号： C22C33/0221 , B22F2998/10 , B22F2999/00 , C22C33/0228 , C22C33/0242 , B22F1/0059 , B22F3/02 , B22F3/1007 , B22F2201/016 , B22F2201/013 , B22F2201/02 , B22F2201/11
摘要： A wear resistant sintered member comprising an Fe base alloy matrix and a hard phase dispersed in the Fe base alloy matrix and having an alloy matrix and hard particles precipitated and dispersed in the alloy matrix. Manganese sulfide particles having particle size of 10 μm or less are uniformly dispersed in crystal grains of the overall Fe base alloy matrix, and manganese sulfide particles having particle size of 10 μm or less are dispersed in the alloy matrix of the hard phase.
摘要翻译：一种耐磨烧结构件，其包含Fe基合金基体和分散在Fe基合金基体中的硬相，并且具有沉积并分散在合金基体中的合金基体和硬颗粒。粒径为10μm以下的硫化锰粒子均匀地分散在Fe基合金基体的整个晶粒中，粒径为10μm以下的硫化锰粒子分散在硬质合金基体中。

5. 发明申请

US20120082585A1 SINTERED MATERIAL FOR VALVE GUIDES AND PRODUCTION METHOD THEREFOR 有权
标题翻译：用于阀导向的烧结材料及其生产方法
公开(公告)号：US20120082585A1
公开(公告)日：2012-04-05
申请号：US13242770
申请日：2011-09-23
申请人： Hiroki FUJITSUKA , Hideaki KAWATA
发明人： Hiroki FUJITSUKA , Hideaki KAWATA
IPC分类号： B22F3/12 , B22F3/24 , B22F1/00
CPC分类号： C22C38/16 , B22F5/008 , C22C9/02 , C22C33/0214 , C22C33/0264 , C22C38/002 , C22C38/008 , F01L3/08 , F01L2101/00
摘要： A sintered material for valve guides consists of, by mass %, 1.3 to 3% of C, 1 to 4% of Cu, 0.01 to 0.08% of P, 0.05 to 0.5% of Sn, and the balance of Fe and inevitable impurities. The sintered material exhibits a metallic structure made of pores and a matrix. The matrix is a mixed structure of a pearlite phase, a ferrite phase, an iron-phosphorus-carbon compound phase, and at least one of a copper-tin alloy phase and a combination of a copper phase and a copper-tin alloy phase. A part of the pores includes graphite that is dispersed therein. The iron-phosphorus-carbon compound phase is dispersed at 3 to 25% by area ratio, and the copper-tin alloy phase and the combination of the copper phase and the copper-tin alloy phase are dispersed at 0.5 to 3.5% by area ratio, with respect to a cross section of the metallic structure, respectively.
摘要翻译：用于阀导向器的烧结材料以质量％计，C为1.3〜3％，Cu为1〜4％，P为0.01〜0.08％，Sn为0.05〜0.5％，余量为Fe和不可避免的杂质。烧结材料表现出由孔和基体构成的金属结构。该基质是珠光体相，铁素体相，铁 - 磷 - 碳化合物相以及铜 - 锡合金相以及铜相和铜 - 锡合金相的组合中的至少一种的混合结构。一部分孔包括分散在其中的石墨。铁 - 磷 - 碳化合物相以3〜25％的面积比分散，铜 - 锡合金相以及铜相和铜 - 锡合金相的组合以0.5-3.5％的面积比分散分别相对于金属结构的横截面。

6. 发明申请

US20070081914A1 Manufacturing method for wear resistant sintered member, sintered valve seat, and manufacturing method therefor 有权
标题翻译：耐磨烧结构件的制造方法，烧结阀座及其制造方法
公开(公告)号：US20070081914A1
公开(公告)日：2007-04-12
申请号：US11546462
申请日：2006-10-12
申请人： Tatsuaki Yoshihiro , Hideaki Kawata , Hiroki Fujitsuka , Kunio Maki , Toru Tsuboi
发明人： Tatsuaki Yoshihiro , Hideaki Kawata , Hiroki Fujitsuka , Kunio Maki , Toru Tsuboi
IPC分类号： C22C32/00
CPC分类号： C22C1/051 , C22C29/02 , C22C29/14 , C22C29/18 , C22C33/0292 , F01L3/02
摘要： A manufacturing method for wear resistant sintered member is provided. The method includes: compacting a raw powder containing a matrix forming powder and a hard phase forming powder into a green compact, the matrix forming powder containing 90 mass % or more of a powder having the maximum particle diameter of 46 μm, and the hard phase forming powder being 40 to 70 mass % with respect to the raw powder; and sintering the green compact.
摘要翻译：提供了耐磨烧结构件的制造方法。该方法包括：将含有基质形成粉末和硬相形成粉末的原料粉末压实成生坯，所述基质形成粉末含有90质量％以上的最大粒径为46μm的粉末，硬相成形粉末相对于原料粉末为40〜70质量％并烧结生坯。

7. 发明授权

US08876935B2 Sintered material for valve guides and production method therefor 有权
标题翻译：用于阀门导向件的烧结材料及其制造方法
公开(公告)号：US08876935B2
公开(公告)日：2014-11-04
申请号：US13242770
申请日：2011-09-23
申请人： Hiroki Fujitsuka , Hideaki Kawata
发明人： Hiroki Fujitsuka , Hideaki Kawata
IPC分类号： C22C33/02 , C22C38/16 , B22F3/12 , C22C9/02 , C22C38/00 , B22F5/00 , F01L3/08
CPC分类号： C22C38/16 , B22F5/008 , C22C9/02 , C22C33/0214 , C22C33/0264 , C22C38/002 , C22C38/008 , F01L3/08 , F01L2101/00
摘要： A sintered material for valve guides consists of, by mass %, 1.3 to 3% of C, 1 to 4% of Cu, 0.01 to 0.08% of P, 0.05 to 0.5% of Sn, and the balance of Fe and inevitable impurities. The sintered material exhibits a metallic structure made of pores and a matrix. The matrix is a mixed structure of a pearlite phase, a ferrite phase, an iron-phosphorus-carbon compound phase, and at least one of a copper-tin alloy phase and a combination of a copper phase and a copper-tin alloy phase. A part of the pores includes graphite that is dispersed therein. The iron-phosphorus-carbon compound phase is dispersed at 3 to 25% by area ratio, and the copper-tin alloy phase and the combination of the copper phase and the copper-tin alloy phase are dispersed at 0.5 to 3.5% by area ratio, with respect to a cross section of the metallic structure, respectively.
摘要翻译：用于阀导向器的烧结材料以质量％计，C为1.3〜3％，Cu为1〜4％，P为0.01〜0.08％，Sn为0.05〜0.5％，余量为Fe和不可避免的杂质。烧结材料表现出由孔和基体构成的金属结构。该基质是珠光体相，铁素体相，铁 - 磷 - 碳化合物相以及铜 - 锡合金相以及铜相和铜 - 锡合金相的组合中的至少一种的混合结构。一部分孔包括分散在其中的石墨。铁 - 磷 - 碳化合物相以3〜25％的面积比分散，铜 - 锡合金相以及铜相和铜 - 锡合金相的组合以0.5-3.5％的面积比分散分别相对于金属结构的横截面。

8. 发明申请

US20120082584A1 SINTERED MATERIAL FOR VALVE GUIDES AND PRODUCTION METHOD THEREFOR 有权
标题翻译：用于阀导向的烧结材料及其生产方法
公开(公告)号：US20120082584A1
公开(公告)日：2012-04-05
申请号：US13242559
申请日：2011-09-23
申请人： Hiroki FUJITSUKA , Hideaki KAWATA
发明人： Hiroki FUJITSUKA , Hideaki KAWATA
IPC分类号： B22F3/12 , B22F1/00
CPC分类号： C22C38/16 , B22F2998/10 , C22C33/0214 , C22C33/0264 , F01L3/08 , F01L2101/00 , F01L2103/00 , F01L2820/01 , B22F1/0003 , B22F3/02 , B22F3/10
摘要： A sintered material for valve guides consists of, by mass %, 0.01 to 0.3% of P, 1.3 to 3% of C, 1 to 4% of Cu, and the balance of Fe and inevitable impurities. The sintered material exhibits a metallic structure made of pores and a matrix. The matrix is a mixed structure of a pearlite phase, a ferrite phase, an iron-phosphorus-carbon compound phase, and a copper phase, and a part of the pores including graphite that is dispersed therein. The iron-phosphorus-carbon compound phase is dispersed at 3 to 25% by area ratio, and the copper phase is dispersed at 0.5 to 3.5% by area ratio, with respect to a cross section of the metallic structure, respectively.
摘要翻译：用于阀引导件的烧结材料以质量％计含有0.01〜0.3％的P，1.3〜3％的C，1〜4％的Cu，余量由Fe和不可避免的杂质构成。烧结材料表现出由孔和基体构成的金属结构。基体是珠光体相，铁素体相，铁 - 磷 - 碳化合物相和铜相的混合结构，以及包含分散在其中的石墨的一部分孔。铁磷碳化合物相以3〜25％的面积比分散，铜相分别相对于金属结构体的截面以0.5〜3.5％的面积比分散。

9. 发明申请

US20100080725A1 Production method for sintered valve guide 审中-公开
标题翻译：烧结阀导向器的生产方法
公开(公告)号：US20100080725A1
公开(公告)日：2010-04-01
申请号：US12585246
申请日：2009-09-09
申请人： Hiroki Fujitsuka , Katsunao Chikahata , Hideaki Kawata
发明人： Hiroki Fujitsuka , Katsunao Chikahata , Hideaki Kawata
IPC分类号： B22F3/12
CPC分类号： B22F5/008 , C22C33/0214 , C22C33/0264
摘要： A production method for a sintered valve guide includes preparing a raw powder which is primarily made of an iron powder and which includes at least a copper alloy powder and a graphite powder. The production method further includes compacting the raw powder into a green compact having an approximately cylindrical shape and sintering the green compact at 950 to 1050° C. The iron powder includes particles, which do not pass through a sieve of 240 mesh, at not less than 40 mass %, and not less than 70 mass % of the powder particles have not more than 0.5 of degree of circularity.
摘要翻译：烧结阀导向器的制造方法包括制备主要由铁粉制成的至少包含铜合金粉末和石墨粉末的原料粉末。该制造方法还包括将原料粉末压实成具有近似圆筒形状的生坯并在950至1050℃下烧结生坯。铁粉包括不通过240目筛的颗粒，不少于 40质量％以下，不小于70质量％的粉末颗粒的圆形度不大于0.5。

10. 发明申请

US20060219054A1 Wear resistant sintered member and production method therefor 有权
标题翻译：耐磨烧结构件及其制造方法
公开(公告)号：US20060219054A1
公开(公告)日：2006-10-05
申请号：US11387887
申请日：2006-03-24
申请人： Hideaki Kawata , Hiroki Fujitsuka
发明人： Hideaki Kawata , Hiroki Fujitsuka
IPC分类号： C22C29/00
CPC分类号： C22C33/0221 , B22F2998/10 , B22F2999/00 , C22C33/0228 , C22C33/0242 , B22F1/0059 , B22F3/02 , B22F3/1007 , B22F2201/016 , B22F2201/013 , B22F2201/02 , B22F2201/11
摘要： A wear resistant sintered member comprising an Fe base alloy matrix and a hard phase dispersed in the Fe base alloy matrix and having an alloy matrix and hard particles precipitated and dispersed in the alloy matrix. Manganese sulfide particles having particle size of 10 μm or less are uniformly dispersed in crystal grains of the overall Fe base alloy matrix, and manganese sulfide particles having particle size of 10 μm or less are dispersed in the alloy matrix of the hard phase.
摘要翻译：一种耐磨烧结构件，其包含Fe基合金基体和分散在Fe基合金基体中的硬相，并且具有沉积并分散在合金基体中的合金基体和硬颗粒。粒径为10μm以下的硫化锰粒子均匀地分散在Fe基合金基体的整个晶粒中，粒径为10μm以下的硫化锰粒子分散在硬质合金基体中。

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