公开(公告)号：JP2013234747A

公开(公告)日：2013-11-21

申请号：JP2012109301

申请日：2012-05-11

Applicant: Nok Corp ,  Nok株式会社

Inventor： ICHIKAWA KAGEMASA

IPC: F16J15/06 ,  F16J15/48

Abstract: PROBLEM TO BE SOLVED: To effectively prevent forming cracking in packing 11 of a main seal 1 due to sudden decompression, and to reduce a load of a sub-seal 2 due to holding of gas pressure between the main seal 1 and the sub-seal 2.SOLUTION: A sealing device is comprised of a main seal 1 having packing 11 held in an annular first attachment groove 41 formed on an opposed peripheral surface 4a with another member 3 in one member 4, and a sub-seal 2 made of synthetic resin positioned at a sealing space Sside than the main seal 1 and held in an annular second attachment groove 42 formed in the opposed peripheral surface 4a. A bottom surface of the second attachment groove 42 is formed with a bottom surface 42b in a conical surface shape becoming shallower as it goes to the sealing space Sside, the sub-seal 2 is movable so as to go on or down the bottom surface 42b in the conical surface shape, and an opposed surface with the one member 4 or the another member 3 in the sub-seal 2 is formed with irregularities 21 permitting flow of fluid while causing pressure loss between axial both ends of the sub-seal 2.

Abstract translation: 要解决的问题：为了有效地防止由于突然减压而导致的主密封件1的密封件11的成形开裂，并且由于在主密封件1和副密封件之间保持气体压力而减小副密封件2的负载 2.解决方案：密封装置包括主密封件1，其具有保持在形成在一个构件4中的另一构件3的相对的外周表面4a上的环形第一安装槽41中的密封件11和由合成材料制成的副密封件2 树脂定位在比主密封件1的密封空间Sside处，并且保持在形成在相对的外周表面4a中的环形的第二安装槽42中。 第二安装槽42的底面形成为具有圆锥形表面形状的底面42b，当它到达密封空间Sside时变浅，副密封件2可移动以便在底面42b上或下方 并且与副密封件2中的一个构件4或另一个构件3相对的表面形成有允许流体流动的凹凸21，同时在副密封件2的轴向两端之间引起压力损失。

公开(公告)号：JP2012007695A

公开(公告)日：2012-01-12

申请号：JP2010145423

申请日：2010-06-25

Applicant: Nok Corp ,  Nok株式会社

Inventor： ICHIKAWA KAGEMASA ,  TAKESHITA SHUJI

IPC: F16J13/14 ,  F16J13/10

Abstract: PROBLEM TO BE SOLVED: To provide a plug improved in mountability, sealability and falling-off preventing property.SOLUTION: A plug 100 comprising an elastic body and for closing an opening 210 provided to an inner pressure-applied case includes: a cylindrical body 130; a locking part 110 which is provided at the top side of the body 130 and is locked to an opening edge 220 of a case inside in the opening 210; an outward flange 120 provided at the rear end of the body 130 and butting to the opening edge 231 of a case outside in the opening 210; a shutoff part 131 which is provided in a tube in the body 130 and blocks the inner side of the case from its outside in the tube in such a state that a space K is formed at least a top side in the tube; and the first and second annular protrusions 132 and 133 which are provided on the outer periphery of the body 130 and are attached firmly to the inner periphery of the opening 210.

Abstract translation: 要解决的问题：提供一种提高安装性，密封性和脱落防止性能的插头。 解决方案：包括弹性体并用于封闭设置在内部施加压力的壳体上的开口210的插头100包括：圆筒体130; 锁定部分110，其设置在主体130的顶侧，并且在开口210内锁定到壳体内部的开口边缘220; 设置在主体130后端的向外的凸缘120，并且与开口210的外侧的壳体的开口边缘231对接; 一个关闭部分131，其设置在本体130中的管中，并且在管中至少在顶部形成空间K的状态下将壳体的内侧从其外部阻挡在管中; 以及第一和第二环形突起132和133，其设置在主体130的外周上并且牢固地附接到开口210的内周。版权所有（C）2012，JPO＆INPIT

公开(公告)号：JP2012117634A

公开(公告)日：2012-06-21

申请号：JP2010269487

申请日：2010-12-02

Applicant: Nok Corp ,  Nok株式会社

Inventor： ICHIKAWA KAGEMASA

IPC: F16L55/07 ,  H01M2/12 ,  H01M8/24

CPC classification number: Y02E60/50

Abstract: PROBLEM TO BE SOLVED: To provide a gas discharge pipe which has a small number of components and is excellent in sealing property.SOLUTION: The gas discharge pipe 10 guides gas which is generated in a fuel cell 20 having a safety valve 22 and is discharged from the safety valve 22 into a duct 30 for gas discharge disposed on an external part of the fuel cell 20 via a through-hole 31 penetrated from a duct external part disposed on the duct 30 for gas discharge to the inner part. Therein, the annular gas discharge pipe 10 constituted with a single component made of rubbery elastomer includes an annular groove part 12 fit into a part of the through-hole 31 while blocking a gap between the through-hole 31 and outer wall surface of the gas discharge pipe 10 and an annular seal lip part 14 which is adhered to the outer wall surface of the fuel cell 20 so as to surround the circumference of the safety valve 22 while being bent to be opened to the outside by being pushed to the fuel cell 20.

Abstract translation: 要解决的问题：提供一种具有少量组分并且密封性优异的气体排出管。 解决方案：气体排出管10引导在具有安全阀22的燃料电池20中产生的并从安全阀22排出的气体被设置在燃料电池20的外部的气体放电管道30中 通过从设置在管道30上的管道外部部分穿过的通孔31，用于气体向内部排出。 其中，由橡胶状弹性体构成的单个部件构成的环状排气管10包括嵌合在通孔31的一部分上的环状槽部12，同时阻挡通孔31与气体的外壁面之间的间隙 排出管10和环状的密封唇部14，其被连接到燃料电池20的外壁表面，以便围绕安全阀22的周边，同时被弯曲以向外部打开，被推到燃料电池 20.版权所有（C）2012，JPO＆INPIT

公开(公告)号：JP2011099487A

公开(公告)日：2011-05-19

申请号：JP2009253749

申请日：2009-11-05

Applicant: Nok Corp ,  Nok株式会社

Inventor： ICHIKAWA KAGEMASA

IPC: F16K15/14

Abstract: PROBLEM TO BE SOLVED: To provide a bevel valve excellent in sealing performance and responsiveness, in particular, in micro-pressure responsiveness. SOLUTION: The bevel valve 1 for limiting the movement of fluid in one direction from a distribution hole 7 by forming a flow passage having a flow passage bulkhead 6 having one or two or more distribution holes 7 includes a valve stem 2 fixed to a fitting hole 8 formed in a vicinity of the center of the flow passage bulkhead 6 and a bevel-shaped valve element 3 expanded toward the inner circumference of the flow passage from a part in a vicinity of an upper end of the valve stem 8. Two annular ribs 30, 31 are arranged at a part located at the outer circumferential side of the distribution hole 7 in the flow passage bulkhead 6 at a surface of the valve element at the opposing side to the flow passage bulkhead 6. One annular rib 30 is arranged in a vicinity of the outer circumference of the valve element, and the other annular rib 31 is arranged in a vicinity of the distribution hole 7 at a surface on the opposing side to the flow passage bulkhead 6. A valve element located between the two annular ribs 30, 31 is constituted to be curved toward the flow passage bulkhead 6. COPYRIGHT: (C)2011,JPO&INPIT

Abstract translation: 要解决的问题：提供一种具有优异的密封性能和响应性，特别是微压响应性的斜面阀。 解决方案：通过形成具有一个或两个或更多个分配孔7的流动通道隔板6的流动通道，限制流体在一个方向上从分配孔7移动的斜角阀1包括固定到 形成在流路隔板6的中心附近的嵌合孔8和从阀杆8的上端附近的一部分向流路的内周扩展的斜面状的阀体3。 两个环形肋30,31设置在位于流动隔板6的分配孔7的外周侧的部分处，在阀元件的与流动通道隔板6相对的一侧的表面处。一个环形肋30 布置在阀元件的外周附近，另一个环形肋31在与流路隔板6相对的一侧的表面上布置在分配孔7附近。阀元件位于第二 两个环形肋30,31被构造成朝向流动通道隔板6弯曲。版权所有（C）2011，JPO＆INPIT

公开(公告)号：JP2009210049A

公开(公告)日：2009-09-17

申请号：JP2008054755

申请日：2008-03-05

Applicant: Nok Corp ,  Nok株式会社

Inventor： ICHIKAWA KAGEMASA

IPC: F16J15/10

Abstract: PROBLEM TO BE SOLVED: To provide a gasket enhanced in mounting properties and sealing performance.
SOLUTION: The gasket 1 is mounted in a mounting groove formed in one of the opposite surfaces of two members to be assembled with each other tightly seals the gap between the two members by being compressed by the two members. A plurality of gasket parts 14 and 15 having different plane shapes on their opposite surfaces are combined so as to surround the sealed region on the opposite surfaces, and is equipped with a plurality of projections 13a and 13b protruding from the side face on the side with the sealed region and abutting to the side walls of the mounting groove. The projection 13a is located on the side face on the side with the sealed region of the boundary 16 between the gasket parts 14 and 15 having different plane shapes.
COPYRIGHT: (C)2009,JPO&INPIT

Abstract translation: 要解决的问题：提供增强安装性能和密封性能的垫圈。 解决方案：垫圈1安装在形成在两个构件的相对表面之一中的安装槽中，以便彼此组装，由两个构件压缩而紧密地密封两个构件之间的间隙。 在其相对表面上具有不同平面形状的多个垫圈部件14和15组合成围绕相对表面上的密封区域，并且配备有从侧面侧面突出的多个突起13a和13b， 密封区域并与安装槽的侧壁邻接。 突出部13a位于侧面的侧面，边缘16的密封区域在具有不同平面形状的垫片部分14和15之间。 版权所有（C）2009，JPO＆INPIT