JPWO2023007735A1 - - Google Patents
Info
- Publication number
- JPWO2023007735A1 JPWO2023007735A1 JP2021551968A JP2021551968A JPWO2023007735A1 JP WO2023007735 A1 JPWO2023007735 A1 JP WO2023007735A1 JP 2021551968 A JP2021551968 A JP 2021551968A JP 2021551968 A JP2021551968 A JP 2021551968A JP WO2023007735 A1 JPWO2023007735 A1 JP WO2023007735A1
- 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.)
- Granted
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
- F16J9/12—Details
- F16J9/20—Rings with special cross-section; Oil-scraping rings
-
- 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
-
- 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
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/001—One-piece pistons
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2021/028467 WO2023007735A1 (ja) | 2021-07-30 | 2021-07-30 | ピストンリングの組合せ、及びピストンとピストンリングとの組合せ構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP7052157B1 JP7052157B1 (ja) | 2022-04-11 |
JPWO2023007735A1 true JPWO2023007735A1 (ja) | 2023-02-02 |
Family
ID=81259570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021551968A Active JP7052157B1 (ja) | 2021-07-30 | 2021-07-30 | ピストンリングの組合せ、及びピストンとピストンリングとの組合せ構造 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20230272854A1 (ja) |
EP (1) | EP4206497A4 (ja) |
JP (1) | JP7052157B1 (ja) |
KR (1) | KR102539763B1 (ja) |
CN (1) | CN116324230B (ja) |
MX (1) | MX2023003566A (ja) |
WO (1) | WO2023007735A1 (ja) |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2104621A (en) * | 1981-08-14 | 1983-03-09 | Exxon Research Engineering Co | Piston ring lubrication |
JPS6263460U (ja) * | 1985-10-11 | 1987-04-20 | ||
JPH0525024A (ja) | 1991-07-19 | 1993-02-02 | Etowaale:Kk | シヤンプー |
JP3349281B2 (ja) * | 1994-10-20 | 2002-11-20 | 三菱重工業株式会社 | 往復動機関用ピストン |
CN2233988Y (zh) * | 1995-09-27 | 1996-08-28 | 王保东 | 自动润滑调隙活塞环 |
JPH10169506A (ja) * | 1996-12-12 | 1998-06-23 | Hino Motors Ltd | 内燃機関のピストン |
JP2006144700A (ja) * | 2004-11-22 | 2006-06-08 | Toyota Motor Corp | 内燃機関用エンジンのピストン及び内燃機関用エンジンのピストンとピストンリングの組合せ |
JP2006233823A (ja) * | 2005-02-23 | 2006-09-07 | Toyota Motor Corp | ピストン |
CN102042401A (zh) * | 2009-10-19 | 2011-05-04 | 宇秀明 | 一种活塞和活塞环组 |
CN103410629A (zh) * | 2013-08-19 | 2013-11-27 | 邓国峰 | 多环岸复合式活塞环活塞组件 |
JP6473335B2 (ja) * | 2015-01-29 | 2019-02-20 | 株式会社リケン | ピストンリング |
CN206054123U (zh) * | 2016-08-26 | 2017-03-29 | 山东圣力发动机有限公司 | 增压中冷天然气发动机活塞结构 |
CN106402381B (zh) * | 2016-10-12 | 2018-08-07 | 桃源县三力活塞环厂(普通合伙) | 一种新型活塞环 |
JP6389865B2 (ja) * | 2016-12-27 | 2018-09-12 | Tpr株式会社 | 内燃機関用ピストン |
-
2021
- 2021-07-30 KR KR1020237009271A patent/KR102539763B1/ko active IP Right Grant
- 2021-07-30 MX MX2023003566A patent/MX2023003566A/es unknown
- 2021-07-30 JP JP2021551968A patent/JP7052157B1/ja active Active
- 2021-07-30 CN CN202180064433.1A patent/CN116324230B/zh active Active
- 2021-07-30 WO PCT/JP2021/028467 patent/WO2023007735A1/ja unknown
- 2021-07-30 US US18/026,151 patent/US20230272854A1/en active Pending
- 2021-07-30 EP EP21951934.5A patent/EP4206497A4/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JP7052157B1 (ja) | 2022-04-11 |
EP4206497A4 (en) | 2023-11-08 |
MX2023003566A (es) | 2023-11-28 |
KR102539763B1 (ko) | 2023-06-01 |
CN116324230A (zh) | 2023-06-23 |
EP4206497A1 (en) | 2023-07-05 |
WO2023007735A1 (ja) | 2023-02-02 |
CN116324230B (zh) | 2024-02-13 |
US20230272854A1 (en) | 2023-08-31 |
KR20230044319A (ko) | 2023-04-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210901 |
|
A80 | Written request to apply exceptions to lack of novelty of invention |
Free format text: JAPANESE INTERMEDIATE CODE: A801 Effective date: 20210906 |
|
A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20210901 |
|
A80 | Written request to apply exceptions to lack of novelty of invention |
Free format text: JAPANESE INTERMEDIATE CODE: A80 Effective date: 20210906 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211207 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220202 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220315 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220330 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7052157 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |