发明申请
- 专利标题: CLUTCH SEAL
- 专利标题(中): 离合器密封
-
申请号: US14440170申请日: 2013-10-08
-
公开(公告)号: US20150292572A1公开(公告)日: 2015-10-15
- 发明人: Koji Tsukamoto , Kuniaki Miyake , Toshihiro Mukaida , Hitoshi Okabe , Atsushi Yokota , Tatsuya Osone , Yuuzo Akasaka , Hiroki Uehara , Jun Furuichi
- 申请人: NOK CORPORATION , NISSAN MOTOR CO., LTD.
- 优先权: JP2012-244295 20121106
- 国际申请: PCT/JP2013/077280 WO 20131008
- 主分类号: F16D25/12
- IPC分类号: F16D25/12 ; F16J15/52 ; F16J3/04
摘要:
The invention provides a clutch seal which can enhance a durability of a membrane portion which is a constituting part of a seal and is constructed by a rubber-like elastic body, and can inhibit a working fluid from standing in a concave surface of the membrane portion. The clutch seal of the invention is an annular seal interposed between a clutch plate in a dry clutch and a piston pressing the clutch plate, has a middle ring fixed to the piston between an outer ring and an inner ring which are fixed to a clutch housing, and has membrane portions constructed by a rubber-like elastic body respectively between the outer ring and the middle ring and between the inner ring and the middle ring, wherein the middle ring is arranged at an intermediate position of a stroke in an initial shape of the membrane portion.
公开/授权文献
- US10100881B2 Clutch seal 公开/授权日:2018-10-16