Title:
Combination oil ring
Document Type and Number:
Japanese Patent JP6211332
Kind Code:
B2
Inventors:
Kazutomo Takahashi
Ryosuke Naka
Takuya Ozaki
Arai Kenju
Ryosuke Naka
Takuya Ozaki
Arai Kenju
Application Number:
JP2013155202A
Publication Date:
October 11, 2017
Filing Date:
July 26, 2013
Export Citation:
Assignee:
Nippon Piston Ring Co., Ltd.
International Classes:
F16J9/06; F02F5/00; F16J9/20
Domestic Patent References:
| JP2012233572A | ||||
| JP57042134U | ||||
| JP3114668U |
Attorney, Agent or Firm:
Katsuhiro Yoshimura