EP0995905A3 - Piston for compressor - Google Patents
Piston for compressor Download PDFInfo
- Publication number
- EP0995905A3 EP0995905A3 EP99120640A EP99120640A EP0995905A3 EP 0995905 A3 EP0995905 A3 EP 0995905A3 EP 99120640 A EP99120640 A EP 99120640A EP 99120640 A EP99120640 A EP 99120640A EP 0995905 A3 EP0995905 A3 EP 0995905A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- piston
- groove
- grooves
- coating layer
- head
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/0873—Component parts, e.g. sealings; Manufacturing or assembly thereof
- F04B27/0878—Pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2251/00—Material properties
- F05C2251/14—Self lubricating materials; Solid lubricants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2253/00—Other material characteristics; Treatment of material
- F05C2253/12—Coating
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29709398 | 1998-10-19 | ||
JP10297093A JP2000120541A (en) | 1998-10-19 | 1998-10-19 | Piston and forming method of groove |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0995905A2 EP0995905A2 (en) | 2000-04-26 |
EP0995905A3 true EP0995905A3 (en) | 2000-10-25 |
Family
ID=17842122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99120640A Withdrawn EP0995905A3 (en) | 1998-10-19 | 1999-10-18 | Piston for compressor |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0995905A3 (en) |
JP (1) | JP2000120541A (en) |
CN (1) | CN1251882A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10315232A1 (en) * | 2003-04-03 | 2004-10-28 | Federal-Mogul Nürnberg GmbH | Pistons for an internal combustion engine and method for producing a piston |
US7171936B2 (en) * | 2003-10-23 | 2007-02-06 | Mahle Technology, Inc. | Piston having a patterned coating and method of applying same |
DE102010039507A1 (en) * | 2010-08-19 | 2012-02-23 | Robert Bosch Gmbh | Piston guide element |
JP6234793B2 (en) * | 2013-11-28 | 2017-11-22 | 日立アプライアンス株式会社 | Hermetic compressor and refrigeration / freezing apparatus using the same |
KR102527045B1 (en) * | 2021-08-18 | 2023-05-02 | 주식회사 모트롤 | Actuator piston and driving device having the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4115801A1 (en) * | 1991-05-15 | 1992-11-19 | Mahle Gmbh | Application of coating of graphite to piston - using silk screen printing process which enables thickness to be varied |
US5314717A (en) * | 1990-07-20 | 1994-05-24 | Peter Alt | Process and apparatus for coating motor pistons |
EP0818625A2 (en) * | 1996-07-08 | 1998-01-14 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Pistons for compressors and method and apparatus for coating the pistons |
-
1998
- 1998-10-19 JP JP10297093A patent/JP2000120541A/en active Pending
-
1999
- 1999-10-18 CN CN 99121598 patent/CN1251882A/en active Pending
- 1999-10-18 EP EP99120640A patent/EP0995905A3/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314717A (en) * | 1990-07-20 | 1994-05-24 | Peter Alt | Process and apparatus for coating motor pistons |
DE4115801A1 (en) * | 1991-05-15 | 1992-11-19 | Mahle Gmbh | Application of coating of graphite to piston - using silk screen printing process which enables thickness to be varied |
EP0818625A2 (en) * | 1996-07-08 | 1998-01-14 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Pistons for compressors and method and apparatus for coating the pistons |
Also Published As
Publication number | Publication date |
---|---|
CN1251882A (en) | 2000-05-03 |
JP2000120541A (en) | 2000-04-25 |
EP0995905A2 (en) | 2000-04-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19991022 |
|
AK | Designated contracting states |
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AX | Request for extension of the european patent |
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|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
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|
AKX | Designation fees paid |
Free format text: DE FR IT |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20020602 |