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11. 发明专利

JP2011163155A Fuel switching control device and method 有权
标题翻译：燃料开关控制装置及方法
公开(公告)号：JP2011163155A
公开(公告)日：2011-08-25
申请号：JP2010024433
申请日：2010-02-05
申请人： Keihin Corp , 株式会社ケーヒン
发明人： SAITO YOSHIO
IPC分类号： F02D19/06 , F02M21/02
CPC分类号： F02D19/0623 , F02D19/024 , F02D19/027 , F02D19/0615 , F02D19/0647 , F02D19/0692 , Y02T10/32 , Y02T10/36
摘要： PROBLEM TO BE SOLVED: To provide a fuel switching control device capable of appropriately performing switching control of fuel according to a pressure state of a first fuel (e.g., gas fuel).
SOLUTION: A fuel switching control device of an internal combustion engine that can use plural types of fuels is provided with a control means, during usage of a first fuel, for performing different fuel switching controls between a case where a pressure of the first fuel exceeds an upper limit threshold value and a case where it falls short of a lower limit threshold value.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够根据第一燃料（例如气体燃料）的压力状态适当地执行燃料的切换控制的燃料切换控制装置。解决方案：可以使用多种燃料的内燃机的燃料切换控制装置设置有控制装置，在使用第一燃料期间，用于在使用第一燃料的情况下执行不同的燃料切换控制第一燃料超过上限阈值和低于下限阈值的情况。版权所有（C）2011，JPO＆INPIT

12. 发明专利

JP2011008461A Pressure reducing valve and assembling method for the same 审中-公开
标题翻译：减压阀及其组装方法
公开(公告)号：JP2011008461A
公开(公告)日：2011-01-13
申请号：JP2009150494
申请日：2009-06-25
申请人： Keihin Corp , 株式会社ケーヒン
发明人： SAITO YOSHIO , ISHIHARA KEI
IPC分类号： G05D16/00
摘要： PROBLEM TO BE SOLVED: To suppress the increase of a pressure loss in a part where a foreign matter is captured, and to increase strength against the foreign matter, and to reduce manufacturing costs and working man-hours for forming a valve seat member in a pressure reducing valve in which a valve mechanism is stored in a body so as to be interposed between a high pressure chamber and a pressure reducing chamber, the valve mechanism being provided with the valve seat member, a valve guide member which forms a valve chamber in a place between itself and the valve seat member and is connected to the valve seat member, and a valve body which is stored in the valve chamber so as to be seated on the valve seat while being guided by the valve guide member and where a valve shaft penetrating a valve hole is coaxially arranged so as to be connected to a pressure receiving member.SOLUTION: A valve seat member 31 and a valve guide member 30 isolated from each other in a direction along the axial line of a valve shaft 35 are cylindrically formed by the sintering of metallic beads, and connected only via a filter member 43 interposed between a high pressure chamber 37 and a valve chamber 32.
摘要翻译：要解决的问题：为了抑制在捕获异物的部分中的压力损失的增加，并且增加对异物的强度，并且降低在阀座构件中形成阀座构件的制造成本和工作时间减压阀，其中阀机构存储在主体中以便插入在高压室和减压室之间，阀机构设置有阀座构件，形成阀室的阀导向构件位于其与阀座构件之间并且连接到阀座构件的位置，以及阀体，其被存储在阀室中，以便在被阀引导构件引导的同时被安置在阀座上，并且其中阀穿过阀孔的轴同轴地布置成与压力接收构件连接。解决方案：阀座构件31和阀引导构件30沿着轴向方向彼此隔离阀轴35的线通过金属珠的烧结而圆柱形地形成，并且仅通过介于高压室37和阀室32之间的过滤构件43连接。

13. 发明专利

JP2010237861A Pressure reducing valve 审中-公开
标题翻译：减压阀
公开(公告)号：JP2010237861A
公开(公告)日：2010-10-21
申请号：JP2009083508
申请日：2009-03-30
申请人： Keihin Corp , 株式会社ケーヒン
发明人： SAITO YOSHIO , ISHIHARA KEI , YAMAMOTO HIROAKI
IPC分类号： G05D16/06 , F16K17/30
摘要： PROBLEM TO BE SOLVED: To prevent the degradation of sealing performance and slip-off stop performance due to a fall in the resilience of a diaphragm by ensuring positioning of the diaphragm while reducing cost by using a disk-like diaphragm with constant plate thickness in a natural state in a pressure reducing valve formed by holding, in a body, a valve mechanism with a valve element interlocked with and connected to the diaphragm operated in response to the pressure of a pressure reducing chamber.
SOLUTION: A diaphragm rod 91 having a collar-like first retainer 92 integrally and abutting on one surface inner peripheral edge of the diaphragm 28 formed in disk shape with the constant plate thickness of at least the inner peripheral edge part in the natural state is inserted through a center hole 90 of the diaphragm 28, and a second retainer 93 made of metal holding only the inner peripheral edge of the diaphragm 28 between itself and the first retainer 92 is at least held between an engaging part 91a formed by caulking one end of the diaphragm rod 91 and the other surface inner peripheral edge of the diaphragm 28.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了通过使用具有恒定板的盘状隔膜来确保膜片的定位，同时降低成本，由于隔膜的弹性的降低而防止密封性能降低和防脱落性能在减压阀中的自然状态下的厚度，其通过在主体中保持阀机构而形成，所述阀机构具有与响应于减压室的压力而操作的隔膜互锁并连接的阀元件。解决方案：一种隔膜杆91，其具有一体的凸缘状的第一保持器92，并且与隔膜28的一个表面内周边缘抵接，隔膜28形成为盘形，至少具有至少自然界中的内周边缘部分的板厚度状态被插入通过隔膜28的中心孔90，并且由金属制成的第二保持器93仅保持隔膜28在其自身和第一保持器92之间的内周边缘至少保持在通过铆接形成的接合部91a之间隔膜杆91的一端和隔膜28的另一个表面内周边缘。版权所有（C）2011，JPO＆INPIT

14. 发明专利

JP2010237860A Pressure reducing valve for gas 有权
标题翻译：减压阀用于气体
公开(公告)号：JP2010237860A
公开(公告)日：2010-10-21
申请号：JP2009083507
申请日：2009-03-30
申请人： Keihin Corp , 株式会社ケーヒン
发明人： SAITO YOSHIO , ISHIHARA KEI
IPC分类号： G05D16/00 , F16K17/04
摘要： PROBLEM TO BE SOLVED: To allow a medium inlet passage and a medium outlet passage to communicate with both circumferential ends of a heating medium passage even if changing the circumferential relative positions of a pair of body members while avoiding a cost increase and eliminating a possibility of causing erroneous assembly in a pressure reducing valve for gas formed by holding a valve mechanism with a valve element interlocked with and connected to a pressure receiving member, in a body constituted by connecting two body members, providing at least one of the connecting surfaces of both body members with a groove for forming a heating medium passage between the connecting surfaces of both body members, and providing one of both body members with the medium inlet passage and the medium outlet passage communicating with both ends of the heating medium passage. SOLUTION: A barrier rib 120 dividing a circular groove 119 between the medium inlet passage 121 and the medium outlet passage 122 is positioned and fixed to the body member side provided with the medium inlet passage 121 and the medium outlet passage 122 out of both body members 18, 19. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：即使改变一对身体构件的周向相对位置，也可以使介质入口通道和介质出口通道与加热介质通道的两个周向端部连通，同时避免成本增加和消除在通过连接两个主体构件构成的主体中，通过将具有与压力接收构件联锁并连接到压力接收构件的阀元件的阀机构保持的气门机构形成的气体的减压阀错误组装的可能性提供至少一个连接两个本体构件的表面具有用于在两个主体构件的连接表面之间形成加热介质通道的槽，并且为两个主体构件中的一个提供介质入口通道和介质出口通道，与加热介质通道的两端连通。解决方案：将介质入口通道121和介质出口通道122之间的圆形槽119分隔开的隔壁120定位并固定到设置有介质入口通道121和介质出口通道122的主体构件侧两个身体成员18,19。版权所有（C）2011，JPO＆INPIT

15. 发明专利

JP2006153222A Solenoid shut off valve for fuel cell 有权
公开(公告)号：JP2006153222A
公开(公告)日：2006-06-15
申请号：JP2004347877
申请日：2004-11-30
申请人： Honda Motor Co Ltd , Keihin Corp , 本田技研工業株式会社 , 株式会社ケーヒン
发明人： ISHIKAWA KAZUNORI , SAITO YOSHIO , KAMO TOSHIAKI , SAHODA KATSUZO , ICHIKAWA OSAMU , MIYANO KOJI , SUGAWARA TATSUYA
IPC分类号： F16K31/40 , F16K31/06 , H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To further improve response at a time of displacing a valve element along an axial direction. SOLUTION: A solenoid shut off valve 10 for a fuel cell is provided with a movable member 20 capable of displacing along axial direction under excitation action of a solenoid part 28 in a guide body 22, a pilot valve part 132 is separated from a pilot valve seat part 128 under displacement action of the movable member 20, and fluid in a communication chamber 36 flows to a lead-out port 14 through a pilot passage 138. A main valve part 134 of a valve element 34 is separated from a valve seat part 32 of a valve body 16 to be in a valve open condition by pressure difference between a first communication chamber 36a and a second communication chamber 36b divided by a diaphragm 60. COPYRIGHT: (C)2006,JPO&NCIPI

16. 发明专利

JP2004185854A Silencer for fuel cell 有权
公开(公告)号：JP2004185854A
公开(公告)日：2004-07-02
申请号：JP2002348395
申请日：2002-11-29
申请人： Honda Motor Co Ltd , Keihin Corp , 本田技研工業株式会社 , 株式会社ケーヒン
发明人： SASAKI HIDEKI , SAITO YOSHIO , ISHIKAWA KAZUNORI , KASUYA OKASATO , SUGAWARA TATSUYA
IPC分类号： H01M8/00 , B60L11/18 , H01M8/04 , H01M8/10
CPC分类号： Y02E60/521
摘要： PROBLEM TO BE SOLVED: To provide a silencer for fuel cell for further silencing the exhaust sound of a pilot air exhausted when regulating the pressure of the pilot air supplied to a pressure control part in a fuel cell system. SOLUTION: The silencer 10 comprises a joint member 20 to be pressured and inserted into an insertion hole 18 on an upper section of a main body 14; a filter 22 to communicate with the insertion hole 18 and to be filled inside an attaching hole 12 formed inside the main body 14; a cover member 16 to be attached so as to close the attaching hole 12; a 1st and a 2nd communicating paths 38, 42 formed on a planar portion 34 opposite to the attaching hole 12 of the cover member 16 by penetrating the planar surface 34; a hole portion 40 formed at an nearly central portion of the planar portion 34; and a plate member 26 integrally attached on a side surface of the main body 14. COPYRIGHT: (C)2004,JPO&NCIPI

17. 发明专利

JP2001342921A FUEL FEED DEVICE FOR INTERNAL COMBUSTION ENGINE 失效
公开(公告)号：JP2001342921A
公开(公告)日：2001-12-14
申请号：JP2000161698
申请日：2000-05-31
申请人： KEIHIN CORP
发明人： SAITO YOSHIO
IPC分类号： F02M25/08 , F02M37/00 , F02M69/00
摘要： PROBLEM TO BE SOLVED: To introduce negative pressure in an intake passage 41 of a suction tube K into a pressure chamber 34 of a fuel pressure control valve R disposed in a fuel tank T without preparing an outstandingly long and new negative pressure passage. SOLUTION: A first evaporation gas passage V1 connects a fuel tank T to a canister C. A first negative pressure passage E1 directed from a first branched part S1 of an upstream side V1U of the first evaporation gas passage V is branched. A first directional control valve F1 disposed at the first branched part S1 selectively communicates the first evaporation gas passage V1 with the first negative pressure passage E1 or the inside of the fuel tank T. A second negative pressure passage E2 directed from a second branched part S2 of a downstream side V1D of the first evaporation gas passage V1 to the valve F2 disposed at the second branched part S2 selectively communicates the first evaporation gas passage V1 with the second negative pressure passage E2 or the inside of the canister C.

18. 发明专利

JPH11270715A PRESSURE REDUCING VALVE FOR GAS 失效
公开(公告)号：JPH11270715A
公开(公告)日：1999-10-05
申请号：JP7521298
申请日：1998-03-24
申请人： KEIHIN CORP , HONDA MOTOR CO LTD
发明人： SAITO YOSHIO , NAKAJIMA YOJI , ISHIKAWA KAZUNORI , ARAI NOBUO , TOGASAWA SHUICHI
IPC分类号： F16K7/17 , F16K31/126
摘要： PROBLEM TO BE SOLVED: To attain improvement of wear resistance and miniaturization of a member for obtaining slide resistance, and also prevent decreasing of the slide resistance even by adhering of an oil component, in a pressure reducing valve for gas storing a coil spring, displaying spring force contracting a capacity of a pressure reducing chamber formed between a body and a diaphragm, in a spring chamber formed between a cover and the diaphragm, and connecting a valve element, able to be seated in a valve seat opening a valve hole connected to the pressure reducing chamber in a central part, to a central part of the diaphragm. SOLUTION: In this pressure reducing valve 37 for gas, a plurality of ring members 135 in elastically and repulsively slide contact with a valve housing 90 are mounted with a space apart in an axial direction of a reciprocating member 123 in an outer surface of the reciprocating member 123 reciprocated in an axial direction of a valve hole 104 in accordance with deflection of a diaphragm 93 to be fitted slidably into the valve housing 90, between a reciprocating member 132 and the valve housing 90 is charged with grease mutually between each ring member 135.

19. 发明专利

JP2013130154A Device for detecting leakage of gas fuel 有权
标题翻译：用于检测燃油泄漏的装置
公开(公告)号：JP2013130154A
公开(公告)日：2013-07-04
申请号：JP2011281367
申请日：2011-12-22
申请人： Keihin Corp , 株式会社ケーヒン
发明人： SAITO YOSHIO , FURUSU TOMOTAKA , SHIMAZU TAKAYUKI
IPC分类号： F02M21/02 , F02D45/00
CPC分类号： F02D19/025 , F02D19/027 , F02D19/0623 , F02D19/0647 , F02D19/0692 , F02D41/0027 , F02D41/22 , F02D2041/225 , F02D2200/0602 , Y02T10/32 , Y02T10/36 , Y02T10/40
摘要： PROBLEM TO BE SOLVED: To provide a device for detecting leakage of gas fuel that can enhance precision in detecting leakage of gas fuel.SOLUTION: The device for detecting the leakage of the gas fuel is one for detecting the leakage of the gas fuel in a high-pressure side of a pressure reducing valve interposed in a gas fuel supply route ranging from a gas fuel tank up to a gas fuel injection valve, and includes a fuel injection integrated amount calculating means for calculating a fuel injection integrated amount that is an integrated amount of the gas fuel injected from the gas fuel injection valve, a leakage threshold value setting means for setting a leakage threshold value for determining the presence of the leakage of the gas fuel, based on the fuel injection integrated amount and gas fuel pressure in the high-pressure side of the pressure reducing valve, a pressure change amount calculating means for calculating a pressure change amount of the gas fuel in the high-pressure side of the pressure reducing valve, and a fuel leakage determining means for determining the presence of the leakage of the gas fuel when the pressure change amount is higher than the leakage threshold value.
摘要翻译：要解决的问题：提供一种用于检测气体燃料泄漏的装置，其可以提高检测气体燃料泄漏的精度。解决方案：用于检测气体燃料泄漏的装置是用于检测气体燃料泄漏的装置插入在从气体燃料箱到气体燃料喷射阀的气体燃料供给路径中的减压阀的高压侧，并且包括燃料喷射积分量计算单元，其计算作为一体化的燃料喷射积分量从气体燃料喷射阀喷射的气体燃料的量，泄漏阈值设定装置，用于根据燃料喷射积分量和气体燃料压力来设定用于确定气体燃料泄漏的存在的泄漏阈值减压阀的高压侧，用于计算高压侧的气体燃料的压力变化量的压力变化量计算单元o 以及一个燃料泄漏确定装置，用于当压力变化量高于泄漏阈值时，确定气体燃料泄漏的存在。

20. 发明专利

JP2012026315A Filter diagnosis device 审中-公开
标题翻译：过滤器诊断装置
公开(公告)号：JP2012026315A
公开(公告)日：2012-02-09
申请号：JP2010163819
申请日：2010-07-21
申请人： Keihin Corp , 株式会社ケーヒン
发明人： SAITO YOSHIO , MURANO WATARU
IPC分类号： F02M21/02 , F02D45/00
CPC分类号： Y02T10/32
摘要： PROBLEM TO BE SOLVED: To provide a filter diagnosis device capable of notifying a user of precise replacement timing of a filter without greatly modifying an existing system.SOLUTION: The filter diagnosis device diagnoses replacement timing of a filter collecting foreign matter in a gas fuel. The filter diagnosis device includes a diagnosis processing part estimating the foreign matter collection amount of the filter and determining that the replacement timing of the filter has come when the foreign matter collection amount is equal to or more than a replacement specified value.

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