专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2008106656A Fuel injection valve 审中-公开
标题翻译：燃油喷射阀
公开(公告)号：JP2008106656A
公开(公告)日：2008-05-08
申请号：JP2006289471
申请日：2006-10-25
申请人： Fujikura Rubber Ltd , Nikki Co Ltd , 株式会社ニッキ , 藤倉ゴム工業株式会社
发明人： KUZUMA TOSHINORI , YAMAGUCHI SHINYA , KAWAHARA YUMI , IWASAKI MASASHI , SHIRASE TOSHIKAZU , TAKIZAWA TAKESHI
IPC分类号： F02M51/06 , F02M61/18
摘要： PROBLEM TO BE SOLVED: To surely prevent fuel from flowing into a fuel injection hole when an engine is stopped, that is, while the fuel injection hole is closed, even in an engine using high-pressure fuel such as liquefied petroleum gas as main fuel. SOLUTION: The fuel injection valve comprises: a nozzle body 3 having the fuel injection hole 31 jetting the fuel into an intake pipe of the engine; and a valve element 2 having a spherical abutting surface 21 seated on a valve seat 4 having an annular seat part 5 formed upstream of the nozzle body 3. The spherical abutting surface is made from fluororubber, and the seat part of the valve seat 4 is made from hard material and is coated with composite plated layer with low frictional property. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：当发动机停止时，即在燃料喷射孔关闭的同时，即使在使用诸如液化石油气的高压燃料的发动机中，也可以确保防止燃料流入燃料喷射孔作为主要燃料。燃油喷射阀包括：具有燃料喷射孔31的喷嘴体3，其将燃料喷射到发动机的进气管中; 以及阀元件2，其具有坐在阀座4上的球形邻接表面21，阀座4具有形成在喷嘴体3上游的环形座部分5.球形邻接表面由氟橡胶制成，阀座4的座部分为由硬质材料制成，并具有低摩擦性能的复合镀层。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2008115832A Seal structure of sheet member in fuel injection valve 有权
标题翻译：燃油喷射阀片材密封结构
公开(公告)号：JP2008115832A
公开(公告)日：2008-05-22
申请号：JP2006302458
申请日：2006-11-08
申请人： Fujikura Rubber Ltd , Nikki Co Ltd , 株式会社ニッキ , 藤倉ゴム工業株式会社
发明人： KAWAHARA YUMI , YAMAGUCHI SHINYA , SHIRASE TOSHIKAZU , TAKIZAWA TAKESHI
IPC分类号： F02M51/06
摘要： PROBLEM TO BE SOLVED: To certainly prevent outflow of fuel into a fuel injection hole with the fuel injection hole closed even in an engine using high-pressure fuel such as liquefied petroleum gas as a main fuel. SOLUTION: An end part 41 of a nozzle body 4 is caulked inwardly along the peripheral surface 17 of a sheet member 1, and the sheet member 1 fitted to the bent end part 41 of the nozzle body 4 and a stepped groove 43 formed in the inner peripheral surface 42 of the nozzle body is supported by the end of the nozzle body 4. A seal surface 6 formed by burning an elastic body on a part covered by the caulked end part 41 of the nozzle body 4 is arranged on the outer surface 17 of the sheet member 1. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使在使用诸如液化石油气等高压燃料作为主要燃料的发动机中，也可以防止燃料喷射孔向燃料喷射孔流出。解决方案：喷嘴体4的端部41沿片材1的周面17向内侧铆接，并且装配到喷嘴体4的弯曲端部41的片状构件1和阶梯状槽43 形成在喷嘴体4的内周面42上的喷嘴体4的端部被支承。通过将喷嘴体4的被铆接端部41覆盖的部分上的弹性体燃烧而形成的密封面6配置在片材1的外表面17.版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2012241616A Fuel pump 有权
标题翻译：燃油泵
公开(公告)号：JP2012241616A
公开(公告)日：2012-12-10
申请号：JP2011112397
申请日：2011-05-19
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： WAKABAYASHI AKIYUKI , YAMAGUCHI SHINYA
IPC分类号： F02M37/06 , F04B53/14
摘要： PROBLEM TO BE SOLVED: To prevent seizure or the like by enabling smooth reciprocation of a plunger without friction.SOLUTION: A plunger 4 includes a plunger body 5 having a cylindrical hole 51 with a top opened on a base end face, and a rod 6 loosely fitted and inserted to the cylindrical hole 51 of the plunger body 5 while bringing a base end face 61 into tangent contact with a cam 1. The tip end of the rod 6 reciprocating by the cam 1 is abutted on the apex surface 52 of the cylindrical hole 51, to slide the plunger body 5 back and forth along a cylinder 3.
摘要翻译：要解决的问题：通过使柱塞无摩擦地平滑地往复运动来防止咬合等。解决方案：柱塞4包括柱塞体5，该柱塞体5具有在基端面上开口的圆柱形孔51和松动地装配并插入到柱塞体5的圆柱形孔51中的杆6，同时带有基部端面61与凸轮1切线接触。由凸轮1往复运动的杆6的前端与圆筒孔51的顶面52抵接，使柱塞体5沿气缸3前后移动。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2011026994A Gaseous fuel filter 审中-公开
标题翻译：气体燃料过滤器
公开(公告)号：JP2011026994A
公开(公告)日：2011-02-10
申请号：JP2009171884
申请日：2009-07-23
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： SHIN GENKUN , WAKABAYASHI AKIYUKI , YAMAGUCHI SHINYA
IPC分类号： F02M21/02
CPC分类号： Y02T10/32
摘要： PROBLEM TO BE SOLVED: To discharge captured oily impurities readily at exact timing while securing rigidity as a gaseous fuel filter. SOLUTION: A gaseous fuel filter 1 configured in a cylindrical shape as a whole to connect a casing 2 and a cover body 3 with a center bolt 5 penetrating from a lower end side of a casing 2 to an upper end side of a cover body 3, and captures oily impurities contained in gaseous fuel and reserves them at a bottom side of the casing 2. The center bolt 5 makes a through-hole 50 penetrate up and down, an introduction hole 51 for introducing oily impurities 10 reserved at a bottom side of the casing 2 into the through-hole 50 formed at an outer periphery thereof, and a lower end side opening of the through-hole 50 closed by a cover 53 while a level gauge 6 is inserted into the opening from an upper end opening to a lower end side in a removable or disconnected manner, and a reserved amount of the oily impurity 10 is detected based on an adhesion state at a tip side of the level gauge 6 removed from the through-hole 50. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：在确保作为气体燃料过滤器的刚性的同时，在精确的时间容易地排出捕获的油性杂质。解决方案：一种气体燃料过滤器1，其整体形式为圆柱形，用于将壳体2和盖体3与从壳体2的下端侧穿过的中心螺栓5连接到壳体2的上端侧盖体3，并且捕获气态燃料中所含的油性杂质，并将其保存在壳体2的底侧。中心螺栓5使通孔50上下穿透，将导入孔51导入保留在壳体2的底侧形成在其外周形成的通孔50中，并且通孔50的下端侧开口由盖53封闭，同时液位计6从上部插入到开口中以可拆卸或断开的方式向下端侧端部开口，并且基于从通孔50去除的液位计6的末端侧的粘附状态来检测保留量的油性杂质10。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2009019509A Gasoline-alternate fuel injection system, and gasoline-alternate fuel injection control device 审中-公开
标题翻译：汽油替代燃料注入系统和汽油替代燃料注入控制装置
公开(公告)号：JP2009019509A
公开(公告)日：2009-01-29
申请号：JP2007180565
申请日：2007-07-10
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： YAMAGUCHI SHINYA
IPC分类号： F02D19/02 , F02D19/06 , F02D41/02 , F02D41/14 , F02D45/00 , F02M21/02
CPC分类号： Y02T10/32 , Y02T10/36
摘要： PROBLEM TO BE SOLVED: To provide favorable fuel injection control by properly applying a gasoline-alternate fuel injection control device to execution of feedback control by a gasoline injection control device at low cost in case of altering an existing gasoline injection system to a gasoline-alternate fuel injection system. SOLUTION: An electronic control unit 3A as the gasoline-alternate fuel injection control device detects a feedback control state by an electronic control unit 2 as the gasoline injection control device to maintain a specific air-fuel ratio in this gasoline-alternate fuel injection system. The electronic control unit 3A detects a feedback component comprising a wave-formed part specific to feedback control in a specific method from a detected gasoline injection signal, and uses this as an index value to determine whether or not the feedback control state is determined for detection. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过在将现有的汽油喷射系统改变为一个或多个的情况下适当地应用汽油替代燃料喷射控制装置来执行由汽油喷射控制装置的低成本的反馈控制来提供有利的燃料喷射控制汽油替代燃油喷射系统。解决方案：作为汽油替代燃料喷射控制装置的电子控制单元3A通过电子控制单元2检测作为汽油喷射控制装置的反馈控制状态，以维持该汽油交替燃料中的特定空燃比注射系统电子控制单元3A从检测到的汽油喷射信号中检测包括特定于特定方式的反馈控制的波形成分的反馈分量，并将其用作指标值来确定反馈控制状态是否被确定用于检测。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008163785A Fuel pump 审中-公开
标题翻译：燃油泵
公开(公告)号：JP2008163785A
公开(公告)日：2008-07-17
申请号：JP2006352095
申请日：2006-12-27
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： IWASAKI MASASHI , YAMAGUCHI SHINYA , KAWAHARA YUMI , NUNOKAWA TAKASHI
IPC分类号： F02M59/44 , F02M59/10 , F02M59/26
摘要： PROBLEM TO BE SOLVED: To certainly avoid the leakage of fuel to the atmosphere side through a sliding part, and to reduce labor hours for maintenance, in a fuel pump pressurizing fuel and delivering it to an engine. SOLUTION: This fuel pump 1A introduces fuel to a fuel pressurizing chamber 7 arranged between a suction side fuel passage 50 and a delivery side fuel passage which are respectively provided with check valves 11, 12, and forcibly delivers fuel to the engine by varying the volume of the fuel pressurizing chamber 7 on the end side of a plunger 5 reciprocatingly sliding in a cylinder 4A. In a halfway position in the length direction of the cylinder 4A, a back pressure chamber 16 which is a clearance between the cylinder 4A and the plunger 5 and filled with oil adjusted to the same pressure as leaked fuel having pressure in a direction of a base end of the cylinder 4A, is arranged to surround the plunger 5 with the peripheral surface of the plunger 5 as a part of an inner wall. Fuel leakage via the base end side of the cylinder 4A is prevented by balancing oil pressure in the back pressure chamber 16 with leaked fuel pressure. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了确保避免燃料通过滑动部件泄漏到大气侧，并且减少维护时间，在燃料泵中对燃料加压并将其输送到发动机。解决方案：该燃料泵1A将燃料引入设置在分别设置有止回阀11,12的吸入侧燃料通路50和排出侧燃料通路之间的燃料加压室7，并且通过以下方式强制将燃料输送到发动机改变在气缸4A中往复滑动的柱塞5的端侧上的燃料加压室7的体积。在气缸4A的长度方向的中途位置，背压室16，其是气缸4A和柱塞5之间的间隙，并且填充有与泄漏的燃料相同的压力的油，该压力具有在基部的方向上的压力气缸4A的端部被布置成围绕柱塞5与柱塞5的外周表面作为内壁的一部分。通过平衡背压室16中的油压与泄漏的燃料压力来防止通过气缸4A的基端侧的燃料泄漏。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007309192A Diaphragm pump 审中-公开
标题翻译： DIAPHRAGM泵
公开(公告)号：JP2007309192A
公开(公告)日：2007-11-29
申请号：JP2006138540
申请日：2006-05-18
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： YAMAGUCHI SHINYA , IWASAKI MASASHI , TANUMA MASAYOSHI , TSUSAKA SATOSHI , TAKIGAWA TAKESUKE , UMERJAN SAUTTO
IPC分类号： F04B43/08
摘要： PROBLEM TO BE SOLVED: To reduce man-hour and cost required for working fluid replacement by keeping deterioration of working fluid filled in a back pressure chamber side of the diaphragm pump with a simple structure. SOLUTION: This diaphragm pump 1A gives pressure pulsation to working fluid in the back pressure chamber 30A by a plunger 24A reciprocating and sliding by rotation of a cam 16 arranged in the cam chamber 40A, pressurizes and sends out main fluid in a main fluid camber 25A, and is provided with a communication path making communication between the back pressure chamber 30A and the cam chamber 40A in a plunger 24A. The plunger 24A is provided with an inlet communication path 241a opening at roughly bottom dead center position and introducing working fluid in the cam chamber 40A to the back pressure chamber 30A, and an outlet communication path 241b opening at roughly top dead center position and sending out working fluid in the back pressure chamber 30A to the cam chamber 40A. The working fluid is circulated between the back pressure chamber 30A and the cam chamber 40A by reciprocating sliding motion of the plunger 24A. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过以简单的结构保持填充在隔膜泵的背压室侧的工作流体的劣化，从而减少工作流体更换所需的工时和成本。解决方案：该隔膜泵1A通过柱塞24A向背压室30A中的工作流体施加压力脉动，柱塞24A通过布置在凸轮室40A中的凸轮16的旋转而往复运动并滑动，对主流体进行加压和发送流体外倾25A，并且设置有在柱塞24A中在背压室30A和凸轮室40A之间连通的连通路径。柱塞24A设置有在大致下死点位置开口的入口连通路241a，将凸轮室40A内的工作流体引入到背压室30A，以及在大致上死点位置开口的出口连通路241b，背压室30A中的工作流体到凸轮室40A。工作流体通过柱塞24A的往复滑动运动在背压室30A和凸轮室40A之间循环。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007071094A Fuel supply device 审中-公开
标题翻译：燃油供应装置
公开(公告)号：JP2007071094A
公开(公告)日：2007-03-22
申请号：JP2005258671
申请日：2005-09-07
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： NUNOKAWA TAKASHI , TSUSAKA SATOSHI , YAMAGUCHI SHINYA , TANUMA MASAYOSHI
IPC分类号： F02M37/00
摘要： PROBLEM TO BE SOLVED: To provide a fuel supply device capable of stably driving an engine by reducing a rise in the fuel temperature by the small number of part items.
SOLUTION: The engine 2 and a fuel tank 3 provided with a delivery pipe are mutually connected by one side fuel passage 4 and the other side fuel passage 5. A fuel pump 6 is arranged inside the fuel tank 3 of the one side fuel passage 4, and a pressure adjuster 7 is arranged inside the fuel tank 3 of the other side fuel passage 5. The one side fuel passage 4 and the other side fuel passage 5 are mutually connected inside the fuel tank 3 by a switching passage 8, and a passage switching valve 9 is installed in the switching passage 8.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：提供能够通过少量零件减少燃料温度上升来稳定地驱动发动机的燃料供给装置。解决方案：发动机2和设有输送管的燃料箱3通过一侧燃料通道4和另一侧燃料通道5相互连接。燃料泵6设置在一侧的燃料箱3的内部燃料通道4和压力调节器7布置在另一侧燃料通道5的燃料箱3的内部。单侧燃料通道4和另一侧燃料通道5通过切换通道8相互连接在燃料箱3内，并且通道切换阀9安装在开关通道8中。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2006214355A Gasoline alternate fuel injection control device of engine 有权
标题翻译：发动机汽油替代燃油喷射控制装置
公开(公告)号：JP2006214355A
公开(公告)日：2006-08-17
申请号：JP2005028057
申请日：2005-02-03
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： TSUSAKA SATOSHI , YAMAGUCHI SHINYA , INAO KUNITOSHI , TANUMA MASAYOSHI , NUNOKAWA TAKASHI
IPC分类号： F02D19/02 , F02D41/02 , F02M21/02
CPC分类号： Y02T10/32 , Y02T10/36
摘要： PROBLEM TO BE SOLVED: To optimize the air fuel ration by preventing injection delay of gasoline alternate fuel in all cylinders at the time of injecting and supplying gasoline alternate fuel in an engine having a gasoline injection control unit.
SOLUTION: In the gasoline alternate fuel injection control unit (ECU for gasoline) 2, in this time gasoline alternate fuel injection of a certain cylinder CL1 (CL2, CL3, CL4), first of all, after an arbitrary delay time from the output start time of this time gasoline injection signal from the gasoline injection control unit (ECU for gasoline) 2, the gasoline alternate fuel injection signal is output to a corresponding injector 4, so that injection for this time gasoline alternate fuel injection quantity of the concerned cylinder CL1 (CL2, CL3, CL4) is performed after the arbitrary delay time until the completion of intake stroke of the concerned cylinder.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过在具有汽油喷射控制单元的发动机中喷射和供应汽油替代燃料时防止所有气缸中的汽油替代燃料的喷射延迟来优化空燃比。
解决方案：在汽油备用燃油喷射控制单元（ECU用于汽油）2中，此时汽油交替燃料喷射一定气缸CL1（CL2，CL3，CL4），首先在任意延迟时间后此时汽油喷射控制单元（ECU用于汽油）的汽油喷射信号的输出开始时间2，将汽油替代燃料喷射信号输出到相应的喷射器4，这样喷射该时间为汽油的替代燃料喷射量在任意延迟时间之后执行相关气缸CL1（CL2，CL3，CL4），直到相关汽缸的进气冲程完成。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2006169969A Fuel supply system for engine 审中-公开
标题翻译：发动机燃油供应系统
公开(公告)号：JP2006169969A
公开(公告)日：2006-06-29
申请号：JP2004359296
申请日：2004-12-13
申请人： Nikki Co Ltd , 株式会社ニッキ
发明人： NUNOKAWA TAKASHI , YAMAGUCHI SHINYA , TSUSAKA SATOSHI , TANUMA MASAYOSHI , KONAGAI GENSAKU , YASUKAWA HEIHACHI
IPC分类号： F02M37/00 , F02M21/02
CPC分类号： Y02T10/123 , Y02T10/32
摘要： PROBLEM TO BE SOLVED: To avoid excessive rise in temperature in a fuel tank by minimizing the amount of return fuel, while surely preventing evaporation of fuel in a fuel supply passage in idling with respect to a fuel supply system for supplying liquefied-gas fuel as it is in the form of liquid to the engine. SOLUTION: In the fuel-supply system for an engine, a 1st fuel-return pipe 9a is branched from a midpoint in a fuel-supply pipe 4A. A 2nd fuel-return pipe 9b serves to return fuel which is not injected by an injector 8. The fuel-return pipes 9a, 9b are provided respectively with check valves 12, 13, and connected to the fuel tank 2. An electric control unit 50 exerts opening/closing control of the check valve 12, 13 to make selection between a return-type and a returnless type for the fuel supply system. A throttle position sensor 53 is provided in this system as a means for detecting idling of the engine. In an idling operation, the return type is selected, while in a normal operation, the returnless type is selected. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了避免燃料箱中的温度过度上升，尽可能地减少返回燃料的量，同时确保防止燃料供给通道中的空燃料相对于用于供给液化气的燃料供给系统的空转，气体燃料，因为它是以发动机的液体形式。解决方案：在用于发动机的燃料供应系统中，第一燃料回流管9a从燃料供应管4A的中点分支。第二燃料回流管9b用于返回未被喷射器8喷射的燃料。燃料回流管9a，9b分别设置有止回阀12,13并连接到燃料箱2.电控单元 50对止回阀12,13进行开/关控制，以对燃料供给系统进行回流式和不返回型的选择。在该系统中设置有节气门位置传感器53作为检测发动机怠速的装置。在空转操作中，选择返回类型，而在正常操作中，选择无返回类型。版权所有（C）2006，JPO＆NCIPI

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式