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Patent Searching and Data


Title:
周方向に溝を備えるピストンリング
Document Type and Number:
Japanese Patent JP6458327
Kind Code:
B2
Abstract:
A piston ring for an internal combustion engine or for a compressor, in particular a piston ring includes an exterior running surface (3), two flanks (5, 6), and an interior circumferential surface (7); the running surface (3) has a profiled section with a groove (2), the groove (2) being located between an upper portion (3′) of the running surface and a lower portion (3″) of the running surface in relation to the cross-section of the piston ring (1).

Inventors:
Marx Marl
Application Number:
JP2016567197A
Publication Date:
January 30, 2019
Filing Date:
March 18, 2015
Export Citation:
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Assignee:
Federal-Mogul Friedberg Gaembehr
International Classes:
F16J9/26; F16J9/20
Domestic Patent References:
JP6121438A
JP63109112A
Foreign References:
US1406763
GB316802A
WO2014072115A1
Attorney, Agent or Firm:
Haruo Awano