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
Application number
DE19893917951
Other languages
German (de)
English (en)
Other versions
DE3917951A1 (de
Inventor
Motonobu Gunma Jp Onoda
Katsuaki Warabi Saitama Jp Ogawa
Takeji Tsuchiya
Yukio Urawa Saitama Jp Tateishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Piston Ring Co Ltd
Original Assignee
Nippon Piston Ring Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Piston Ring Co Ltd filed Critical Nippon Piston Ring Co Ltd
Publication of DE3917951A1 publication Critical patent/DE3917951A1/de
Application granted granted Critical
Publication of DE3917951C2 publication Critical patent/DE3917951C2/de
Granted legal-status Critical Current

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)
DE19893917951 1988-06-06 1989-06-01 Nitrid-kolbenring Granted DE3917951A1 (de)

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)

* Cited by examiner, † Cited by third party
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
WO2004011793A1 (ja) * 2002-07-25 2004-02-05 Kabushiki Kaisha Riken ピストンリング
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)

* Cited by examiner, † Cited by third party
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

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