DE3917951C2 - - Google Patents
Info
- Publication number
- DE3917951C2 DE3917951C2 DE19893917951 DE3917951A DE3917951C2 DE 3917951 C2 DE3917951 C2 DE 3917951C2 DE 19893917951 DE19893917951 DE 19893917951 DE 3917951 A DE3917951 A DE 3917951A DE 3917951 C2 DE3917951 C2 DE 3917951C2
- Authority
- DE
- Germany
- Prior art keywords
- piston ring
- layer
- synthetic resin
- piston
- nitride
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
- F16J9/26—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction characterised by the use of particular materials
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13735088A JPH01307568A (ja) | 1988-06-06 | 1988-06-06 | ピストンリング |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3917951A1 DE3917951A1 (de) | 1989-12-07 |
DE3917951C2 true DE3917951C2 (ja) | 1993-01-14 |
Family
ID=15196595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19893917951 Granted DE3917951A1 (de) | 1988-06-06 | 1989-06-01 | Nitrid-kolbenring |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH01307568A (ja) |
DE (1) | DE3917951A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5292381A (en) * | 1991-07-24 | 1994-03-08 | Nippon Piston Ring Co., Ltd. | Piston ring and process for manufacturing the same |
JPH0763266A (ja) * | 1993-08-25 | 1995-03-07 | Nippon Piston Ring Co Ltd | ピストンリング |
US5713324A (en) * | 1996-04-19 | 1998-02-03 | Dana Corporation | Piston ring coating |
US20050269787A1 (en) * | 2002-07-25 | 2005-12-08 | Kabushiki Kaisha Riken | Piston ring |
JP5681252B1 (ja) | 2013-08-30 | 2015-03-04 | 株式会社リケン | 内燃機関用ピストンリング |
US9920836B2 (en) | 2013-10-18 | 2018-03-20 | Kabushiki Kaisha Riken | Piston ring for internal combustion engine |
JP6387228B2 (ja) * | 2013-11-26 | 2018-09-05 | 株式会社リケン | 内燃機関用ピストンリング |
JP6139605B2 (ja) | 2015-07-17 | 2017-05-31 | 株式会社リケン | ピストンリング及びその製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7921071U1 (de) * | 1979-11-08 | Mahle Gmbh, 7000 Stuttgart | Kolbenring mit Antifriktionsmittel | |
DE2616883B1 (de) * | 1976-04-15 | 1977-08-25 | Mahle Gmbh | Oberflaechenbehandelter kolbenring aus eisenhaltigen materialien |
JPS60153455A (ja) * | 1984-01-23 | 1985-08-12 | Nippon Piston Ring Co Ltd | 鋼製ピストンリング |
JPH0625596B2 (ja) * | 1984-02-16 | 1994-04-06 | 帝国ピストンリング株式会社 | 高耐久性ピストンリングの製造方法 |
JPS60188660A (ja) * | 1984-03-07 | 1985-09-26 | Nippon Piston Ring Co Ltd | ピストンリング |
-
1988
- 1988-06-06 JP JP13735088A patent/JPH01307568A/ja active Pending
-
1989
- 1989-06-01 DE DE19893917951 patent/DE3917951A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH01307568A (ja) | 1989-12-12 |
DE3917951A1 (de) | 1989-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |