Title:
ピストンリング
Document Type and Number:
Japanese Patent JP6452681
Kind Code:
B2
Abstract:
A piston ring is provided in the form of a base body, which has a running face, an inner circumferential surface, and upper flanks and lower flanks interposed therebetween, in which the base body has a joint and an edge relief, in particular in the region of the inner circumferential surface thereof, and wherein the running face, seen in the circumferential direction, is provided with changing running face conicities and/or convexities, such that a lesser running face conicity and/or convexity exists in the region of the joint than in the diametrically opposed ring back.
Inventors:
Thomas Schulte-Sasse
Application Number:
JP2016517166A
Publication Date:
January 16, 2019
Filing Date:
May 10, 2014
Export Citation:
Assignee:
FEDERAL-MOGUL BURSCHEID GMBH
International Classes:
F16J9/20
Domestic Patent References:
JP2001124204A |
Foreign References:
GB2164418A | ||||
EP1608899B1 | ||||
DE3511851A1 | ||||
WO2008000206A1 | ||||
DE3441919A1 | ||||
US2459395 |
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Takuya Kuno
Takuya Kuno