公开(公告)号：JP2013122258A

公开(公告)日：2013-06-20

申请号：JP2011270027

申请日：2011-12-09

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： HORIKAWA JUNPEI ,  ISHIZAKA TAIICHI

IPC: F16K15/03

CPC classification number: F16K15/033

Abstract: PROBLEM TO BE SOLVED: To couple a valve body in a valve device with a base for supporting the valve body while minimizing backlash without complicating a structure of the valve device.SOLUTION: The valve device has: the base 1 including an attaching part to a pipe body P and a shaft 11; and the valve body 2 which has a bearing 20 for the shaft 11 and is assembled with the base 1 so as to be turnable, and including a cover 21 which blocks one end of the pipe P in a pre-turn position. The base 1 includes a guide 13 that makes slide-contact with a sliding contact part of the valve body 2 and cooperates with the shaft 11 to regulate the turn of the valve body 2.

Abstract translation: 要解决的问题：将阀装置中的阀体与用于支撑阀体的基座连接在一起，同时最小化间隙而不使阀装置的结构复杂化。 解决方案：阀装置具有：底座1，其包括到管体P的安装部分和轴11; 以及具有用于轴11的轴承20并与基座1组装成可转动的阀体2，并且包括将管P的一端处于前转位置的盖21。 基座1包括与阀体2的滑动接触部分滑动接触并与轴11配合以调节阀体2的转动的引导件13.（C）2013，JPO＆INPIT

公开(公告)号：IN1303KON2014A

公开(公告)日：2015-10-16

申请号：IN1303KON2014

申请日：2014-06-18

Applicant: NIFCO INC

Inventor： HORIKAWA JUNPEI ,  ISHIZAKA TAIICHI

IPC: F16K15/03

Abstract: The present invention has: a base equipped with a part for attaching to a pipe and a shaft part; and a valve body which has a bearing part for the shaft part and is assembled with the base so as to be capable of rotating and is equipped with a lid part that in a position prior to being rotated blocks one end of the pipe. The base is equipped with a guide part that makes sliding contact with a sliding contact part of the valve body and cooperates with the shaft part to regulate the rotation of the valve body.

公开(公告)号：JP2014076774A

公开(公告)日：2014-05-01

申请号：JP2012226692

申请日：2012-10-12

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI ,  TAKAHASHI HIDEAKI

IPC: B60K15/04 ,  F16K15/03

Abstract: PROBLEM TO BE SOLVED: To improve assembling workability of a check valve device arranged at one end of a pipe.SOLUTION: A check valve device 10 arranged at one end of a pipe 2 includes: a cylindrical body 22 which is displaceably supported on an outer surface of the pipe between a predetermined first position and a second position positioned on one end side of the pipe from the first position; a sealing member 25 which is mounted on an outer surface on the one end side of the pipe and protrudes outward from one end edge of the pipe in an axial direction of the pipe; a flap 23 rotatably supported on the pipe or the cylindrical body; and a biasing member 24 which is arranged between the pipe or the cylindrical body and the flap, biases the flap to one end edge side of the pipe, and makes the flap abut on the sealing member. By displacing the cylindrical body from the first position to the second position, the sealing member is sandwiched between the pipe and the cylindrical body in a radial direction of the pipe.

Abstract translation: 要解决的问题：提高布置在管道一端的止回阀装置的组装工作性能。解决方案：布置在管道2的一端的止回阀装置10包括：圆筒体22，其可移动地支撑在外部 在距离第一位置的位于管道的一端侧的预定的第一位置和第二位置之间的管的表面; 密封构件25，其安装在管的一端侧的外表面上，并沿着管的轴向从管的一个端部边缘向外突出; 可旋转地支撑在管或圆柱体上的挡板23; 以及设置在管或圆柱体与翼片之间的偏置构件24，将翼片偏压到管的一个端部边缘侧，并使翼片抵靠在密封构件上。 通过将圆柱体从第一位置移位到第二位置，密封构件沿管的径向被夹在管和圆筒体之间。

公开(公告)号：JP2013163483A

公开(公告)日：2013-08-22

申请号：JP2012028296

申请日：2012-02-13

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI ,  YAKURA SEIJI ,  KIM ENKUN

IPC: B60K15/035 ,  F02M37/00

Abstract: PROBLEM TO BE SOLVED: To properly form a ventilation passage to make a hollow body that composes a connector and inside of a fuel tank lead to an upper side of the connector as much as possible without causing complication or enlargement of a structure.SOLUTION: A connector C is mounted in a fuel tank T and constitutes a portion of a ventilation route of this fuel tank T. A lower part of a flange body 1 that includes a mounting part 16 to the fuel tank T, while including a size that does not enter a through-hole Ta formed in the fuel tank T, and an upper part of the hollow body 2 that enters in the fuel tank T through this through-hole Ta are combined to form a ventilation passage R to make inside of the hollow body 2 and the inside of the tank lead to between this lower part and the upper part.

Abstract translation: 要解决的问题：为了适当地形成通风通道，以使构成连接器的中空体和燃料箱的内部尽可能多地引导到连接器的上侧，而不会引起并发症或结构的扩大。解决方案：A 连接器C安装在燃料箱T中并构成该燃料箱T的通气路径的一部分。法兰主体1的下部包括安装部16到燃料箱T，同时包括不大于 进入形成在燃料箱T中的通孔Ta，并且通过该通孔Ta进入燃料箱T的中空体2的上部组合形成通风通道R，以使中空体 2，并且罐的内部引导到该下部和上部之间。

公开(公告)号：JP2014019318A

公开(公告)日：2014-02-03

申请号：JP2012160251

申请日：2012-07-19

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI ,  TAKAHASHI HIDEAKI

IPC: B60K15/04

Abstract: PROBLEM TO BE SOLVED: To reduce a pressure drop in an anti-siphon structure in an oil feed pipe.SOLUTION: An oil feed pipe 1 arranged between a fuel tank 5 and an oil supply port, includes a first beam 51, a second beam 52, and a third beam both ends of each of which are connected to an inner wall of an oil feed pipe. Each of the beams is curved so that the center portion thereof in a longitudinal direction protrudes toward a fuel tank side of the oil feed pipe.

Abstract translation: 要解决的问题：减少给油管中的防虹吸结构的压降。解决方案：设置在燃料箱5和供油口之间的供油管1包括第一梁51，第二梁 52，第三梁的两端与供油管的内壁连接。 每个梁是弯曲的，使得其中心部分在纵向方向上朝向供油管的燃料箱侧突出。

公开(公告)号：JP2013151991A

公开(公告)日：2013-08-08

申请号：JP2012013307

申请日：2012-01-25

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI ,  TAKAHASHI HIDEAKI

IPC: F16L37/12

Abstract: PROBLEM TO BE SOLVED: To obtain a connector capable of preventing the return of a locking member to a standby position, in the case that a pipe is pulled out after shifting the locking member in a connection position.SOLUTION: When a locking member 16 in a connecting position is moved upward with respect to the housing 14 of a connector 10, made to pass a standby position, and located in a used position, a protrusion 87 of the locking member 16 is engaged with a protrusion 89 of the housing 14, and the locking member 16 is stopped at the used position and held in the used position. In the used position, a position of the contacting part 84 of an elastic piece 80 is set at a position opposite to a contacting position at a standby position with respect to the axial line 12C of a pipe 12 to be inserted. This enables the locking member 16 not to move toward the connecting position direction even if the pipe 12 is re-inserted for releasing the locked state of the locking member 16.

Abstract translation: 要解决的问题：为了获得能够防止锁定构件返回到待机位置的连接器，在将锁定构件移动到连接位置之后拉出管道的情况下。解锁：当锁定构件16在 连接位置相对于通过待机位置的连接器10的壳体14向上移动，并且位于使用位置，锁定构件16的突起87与壳体14的突起89接合， 并且锁定构件16停止在使用位置并保持在使用位置。 在使用位置上，将弹性片80的接触部84的位置设定在相对于插入管12的轴线12C的待机位置的接触位置的相反位置。 这使得即使重新插入管道12以释放锁定构件16的锁定状态，锁定构件16也不会朝向连接位置方向移动。

公开(公告)号：JP2010281259A

公开(公告)日：2010-12-16

申请号：JP2009135330

申请日：2009-06-04

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI

IPC: F02M37/00 ,  B60K15/04 ,  F02M55/02 ,  F02M59/46 ,  F16K15/02

Abstract: PROBLEM TO BE SOLVED: To provide a non-return valve having improved sealability while preventing the horizontal rattling of a valve element.
SOLUTION: The non-return valve includes a housing having a flow path, the valve element 3 stored in the housing movably along a liquid flow direction, a spring 5 urging the valve element to be closed, and a ring-shaped elastic sealing member 4 having a flow path opening 41 into which the valve element is fitted when closed. The valve element is pressed at its annular slope 43a against an edge 41 of the flow path opening, when closed.
COPYRIGHT: (C)2011,JPO&INPIT

Abstract translation: 要解决的问题：提供具有改进的密封性的止回阀，同时防止阀元件的水平晃动。 解决方案：止回阀包括具有流路的壳体，阀元件3沿着液体流动方向可移动地存储在壳体中，弹簧5推动阀元件关闭，以及环形弹性体 密封构件4具有流路开口41，当闭合时阀元件装配在该流路开口41中。 当关闭时，阀元件在其环形斜面43a处被压靠在流动通道开口的边缘41上。 版权所有（C）2011，JPO＆INPIT

公开(公告)号：JP2013177108A

公开(公告)日：2013-09-09

申请号：JP2012118359

申请日：2012-05-24

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI

IPC: B60K15/035 ,  F02M37/00

Abstract: PROBLEM TO BE SOLVED: To more simply configure a valve device composing a part of a ventilation flow path of a fuel tank while allowing the valve device to thoroughly exhibit required performance.SOLUTION: A fuel tank valve device includes: a valve chamber 3 that composes a part of a ventilation flow path of a fuel tank T and has a valve port 1d communicating with the fuel tank T side, and a communicating part 2e communicating with the tank outside; and a valve element 4 that is arranged inside the valve chamber 3 so as to divide the valve chamber 3 into two parts of the fuel tank T side and the tank outside, to close the valve port 1d until a pressure difference between the inside and the outside of the fuel tank T reaches a predetermined value, and to open the valve port 1d by being elastically deformed when the pressure difference exceeds the predetermined value.

Abstract translation: 要解决的问题：为了更简单地构造构成燃料箱的通风流路的一部分的阀装置，同时允许阀装置充分展现所需的性能。解决方案：一种燃料箱阀装置，包括：阀室3，其组成 燃料箱T的通风流路的一部分，并且具有与燃料箱T侧连通的阀口1d和与外部连通的连通部2e; 以及阀元件4，其设置在阀室3的内部，以将阀室3分成燃料箱T侧的两部分和罐外部，以关闭阀口1d，直到内部和 燃料箱T外部达到预定值，并且当压力差超过预定值时通过弹性变形来打开阀口1d。

公开(公告)号：JP2013160351A

公开(公告)日：2013-08-19

申请号：JP2012024363

申请日：2012-02-07

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： ISHIZAKA TAIICHI ,  TAKAHASHI HIDEAKI

IPC: F16L37/12

Abstract: PROBLEM TO BE SOLVED: To provide a connector having a lock member which returns to a standby position when a pipe is pulled out by moving the lock member located at a connecting position.SOLUTION: When a lock member 16 located at a connecting position is moved upward with respect to a housing 14 of a connector 10 to a pipe pull-out position through a standby position, a wall part 87 of the lock member 16 is engaged with an abutting part 89 of the housing 14, and the lock member 16 is stopped at the pipe pull-out position. When a pipe 12 is pulled out of the connector 10 at the pipe pull-out position, an elastic piece 80 is restored while releasing a biasing force, and a bent portion 80A of the elastic piece 80 slides with the abutting part 89 of the housing 14, such that the lock member 16 returns to the standby position.

Abstract translation: 要解决的问题：提供一种具有锁定构件的连接器，当通过移动位于连接位置处的锁定构件来拉出管道时，该锁定构件返回待机位置。解决方案：当位于连接位置的锁定构件16移动时 向上相对于通过待机位置的管拔出位置的连接器10的壳体14，锁定构件16的壁部87与壳体14的抵接部分89接合，并且锁定构件16是 停在管道拉出位置。 当管12在管拔出位置被拉出连接器10时，弹性件80在释放偏压力的同时被恢复，并且弹性件80的弯曲部分80A与壳体的抵接部分89一起滑动 14，使得锁定构件16返回待机位置。

公开(公告)号：JP2013148121A

公开(公告)日：2013-08-01

申请号：JP2012007068

申请日：2012-01-17

Applicant: Nifco Inc ,  株式会社ニフコ

Inventor： HORIKAWA JUNPEI ,  ISHIZAKA TAIICHI

IPC: F16K15/03

Abstract: PROBLEM TO BE SOLVED: To allow a valve element in a valve device to be assembled to a base supporting the same without complication of any structure of the valve device while the play therebetween is minimum.SOLUTION: A valve device includes a base having a mounting part for a tubular body and a shaft part, a valve element having a bearing part of the shaft part and turnably assembled to the base, and provided with a lid part for closing one end of the tubular body at the pre-turn position, and a torsional coil spring 30 for accumulating the urging force to the valve element by the turn of the valve element from the pre-turn position. A holding recess 123a is formed, which is provided with a distal wall part 123c and a pair of holding wall parts 123d, 123d capable of introducing a coil part 31 of the spring 30 into the base from the side opposite to the drawing side of arm parts 32, 33 of the spring 30, and brought into contact with an outer circumferential part of the introduced coil part 31.

Abstract translation: 要解决的问题：为了允许阀装置中的阀元件组装到支撑其的基座上，而不会使阀装置的任何结构复杂化，同时其间的间隙最小。解决方案：一种阀装置，包括具有安装 用于管状体和轴部的部件，具有轴部的轴承部分并可转动地组装到基部的阀元件，并且设置有盖部，用于在转弯前位置闭合管状体的一端，以及 扭转螺旋弹簧30，用于通过阀元件从前转位置的转动而将推动力累积到阀元件。 形成有保持凹部123a，该保持凹部123a设置有远端壁部123c和一对保持壁部123d，123d，能够将弹簧30的线圈部31从与臂的拉伸侧相反的一侧引入基部 弹簧30的部分32,33与引入的线圈部31的外周部分接触。