JPWO2022219831A1 - - Google Patents
Info
- Publication number
- JPWO2022219831A1 JPWO2022219831A1 JP2023514322A JP2023514322A JPWO2022219831A1 JP WO2022219831 A1 JPWO2022219831 A1 JP WO2022219831A1 JP 2023514322 A JP2023514322 A JP 2023514322A JP 2023514322 A JP2023514322 A JP 2023514322A JP WO2022219831 A1 JPWO2022219831 A1 JP WO2022219831A1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F5/00—Piston rings, e.g. associated with piston crown
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- 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
- F16J9/06—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021066971 | 2021-04-12 | ||
| PCT/JP2021/036051 WO2022219831A1 (en) | 2021-04-12 | 2021-09-30 | Space expander and oil ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2022219831A1 true JPWO2022219831A1 (en) | 2022-10-20 |
Family
ID=83639507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023514322A Pending JPWO2022219831A1 (en) | 2021-04-12 | 2021-09-30 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPWO2022219831A1 (en) |
| CN (1) | CN117120712A (en) |
| WO (1) | WO2022219831A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111437A (en) * | 1976-09-08 | 1978-09-05 | Sealed Power Corporation | Oil control ring spacer-expander with improved slip latch |
| JPS6034759Y2 (en) * | 1979-12-06 | 1985-10-16 | 帝国ピストンリング株式会社 | Spacer expander for piston rings |
| JPS60195947U (en) * | 1984-06-08 | 1985-12-27 | 日産自動車株式会社 | Internal combustion engine combination oil ring |
| JPH0721966Y2 (en) * | 1989-08-24 | 1995-05-17 | 帝国ピストンリング株式会社 | Structure for preventing overlapping of spacer expander of combined oil ring |
| JPH0614621U (en) * | 1992-07-24 | 1994-02-25 | 株式会社リケン | Combined oil control ring for internal combustion engine |
| JP5587285B2 (en) * | 2011-12-21 | 2014-09-10 | Ｔｐｒ株式会社 | Combination oil ring |
-
2021
- 2021-09-30 JP JP2023514322A patent/JPWO2022219831A1/ja active Pending
- 2021-09-30 WO PCT/JP2021/036051 patent/WO2022219831A1/en active Application Filing
- 2021-09-30 CN CN202180096911.7A patent/CN117120712A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN117120712A (en) | 2023-11-24 |
| WO2022219831A1 (en) | 2022-10-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230809 |