Title:
Combination oil ring
Document Type and Number:
Japanese Patent JP5970200
Kind Code:
B2
Inventors:
Noriaki Ayuzawa
Toshiyuki Shibuya
Nakazawa Atsushi
Toshiyuki Shibuya
Nakazawa Atsushi
Application Number:
JP2012029097A
Publication Date:
August 17, 2016
Filing Date:
February 14, 2012
Export Citation:
Assignee:
TPR Co., Ltd.
International Classes:
F16J9/06; F02F5/00
Domestic Patent References:
| JP60194151U | ||||
| JP5017267U | ||||
| JP11315924A | ||||
| JP58206854A | ||||
| JP48015801B1 | ||||
| JP2005069289A |
Foreign References:
| US5195758 | ||||
| US2904377 |
Attorney, Agent or Firm:
Iat International Patent Business Corporation