JPH02118177U - - Google Patents
Info
- Publication number
- JPH02118177U JPH02118177U JP1989026977U JP2697789U JPH02118177U JP H02118177 U JPH02118177 U JP H02118177U JP 1989026977 U JP1989026977 U JP 1989026977U JP 2697789 U JP2697789 U JP 2697789U JP H02118177 U JPH02118177 U JP H02118177U
- Authority
- JP
- Japan
- Prior art keywords
- ring groove
- ring
- piston
- circumferential surface
- bottom wall
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
- F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
- F04B39/042—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod sealing being provided on the piston
-
- 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
- F16J15/00—Sealings
- F16J15/56—Other sealings for reciprocating rods
Description
第1図及び第2図は本考案の第1実施例を示す
要部断面図で、第1図は無負荷時、第2図は圧縮
圧力が相応に上昇した状態を示す。第3図は本考
案の第2実施例を示す要部断面図、第4図はリン
グの変形例を示す断面図で、aは予撓曲状態、b
は完全撓曲状態を示す。第5図及び第6図は第1
図及び第2図と同一の状態における本考案の第3
実施例を示す要部断面図、第7図は従来のピスト
ンリングを示す断面図である。 10……ピストンリング、13……主封止域、
14……リツプ、15……導圧部、16……承持
部、20……ピストン本体、21……第1底壁、
22……第2底壁、30……ボア。
要部断面図で、第1図は無負荷時、第2図は圧縮
圧力が相応に上昇した状態を示す。第3図は本考
案の第2実施例を示す要部断面図、第4図はリン
グの変形例を示す断面図で、aは予撓曲状態、b
は完全撓曲状態を示す。第5図及び第6図は第1
図及び第2図と同一の状態における本考案の第3
実施例を示す要部断面図、第7図は従来のピスト
ンリングを示す断面図である。 10……ピストンリング、13……主封止域、
14……リツプ、15……導圧部、16……承持
部、20……ピストン本体、21……第1底壁、
22……第2底壁、30……ボア。
Claims (1)
- 外周面にリング溝の刻設されたピストン本体と
、該リング溝に嵌装された樹脂製カツト型のピス
トンリングとからなり、上記ピストンリング外周
面の少なくともヘツド側を占める側縁に主封止域
よりも張出した撓曲可能なリツプを設け、同内周
面に上記リング溝の底壁と当接して該リングに予
撓曲を与える承持部及び該リング溝の底壁と間隔
して圧縮流体を導入する導圧部を形成したことを
特徴とする圧縮機用ピストン。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989026977U JPH02118177U (ja) | 1989-03-09 | 1989-03-09 | |
DE4007252A DE4007252A1 (de) | 1989-03-09 | 1990-03-08 | Dichtungsanordnung fuer einen kompressorkolben |
US07/490,730 US5050892A (en) | 1989-03-09 | 1990-03-08 | Sealing arrangement for piston in compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989026977U JPH02118177U (ja) | 1989-03-09 | 1989-03-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02118177U true JPH02118177U (ja) | 1990-09-21 |
Family
ID=12208219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989026977U Pending JPH02118177U (ja) | 1989-03-09 | 1989-03-09 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5050892A (ja) |
JP (1) | JPH02118177U (ja) |
DE (1) | DE4007252A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002276808A (ja) * | 2001-03-16 | 2002-09-25 | Kayaba Ind Co Ltd | ピストン部構造 |
WO2016108275A1 (ja) * | 2014-12-29 | 2016-07-07 | 株式会社ヴァレオジャパン | 斜板式圧縮機及び空調機器並びにピストン |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9106047D0 (en) * | 1991-03-21 | 1991-05-08 | Wabco Automotive Clayton Dewan | Reciprocating vacuum pumps |
DE4137461C2 (de) * | 1991-11-14 | 1994-06-16 | Freudenberg Carl Fa | Dichtungsanordnung für einen Separator |
ZA923129B (en) * | 1992-04-29 | 1993-10-29 | Ingersoll Rand Co | Rockdrill seal |
US5695199A (en) * | 1994-03-14 | 1997-12-09 | Rao; V. Durga Nageswar | Piston sealing assembly |
US5450782A (en) * | 1994-08-03 | 1995-09-19 | Westinghouse Air Brake Company | Vibration desensitizing piston wear ring for railroad car control valve |
US5810129A (en) * | 1995-10-19 | 1998-09-22 | Kayaba Kogyo Kabushiki Kaisha | Rotary damper |
JP3511761B2 (ja) * | 1995-10-20 | 2004-03-29 | 豊和工業株式会社 | ロッドレスシリンダ |
DE19639798C5 (de) * | 1996-09-27 | 2013-11-28 | Trelleborg Sealing Solutions Germany Gmbh | Einzel-Abstreiferanordnung |
US6602060B2 (en) * | 1998-12-11 | 2003-08-05 | Ovation Products Corporation | Compressor employing piston-ring check valves |
US7370866B2 (en) * | 2004-01-15 | 2008-05-13 | Macrotech Polyseal, Inc. | Sleeve element having a biasable end region, apparatus including same, and method of use |
EP1784570A2 (en) | 2004-05-21 | 2007-05-16 | Morten A. Lund | Air compression apparatus and method of use |
US8267672B2 (en) * | 2005-02-17 | 2012-09-18 | Kellar Franz W | High pressure pump |
US7661935B2 (en) * | 2005-02-17 | 2010-02-16 | Kinemax Pump Systems Llc | High pressure pump |
US20060220326A1 (en) * | 2005-03-30 | 2006-10-05 | Andrew Corporation | Multilobe gasket and sealing groove |
DE102006010674A1 (de) * | 2005-09-14 | 2007-03-15 | Continental Teves Ag & Co. Ohg | Kolbenpumpe |
FR2908171B1 (fr) * | 2006-11-02 | 2009-01-09 | Bosch Gmbh Robert | Frein a disque |
US8657588B2 (en) * | 2006-11-08 | 2014-02-25 | Us Airflow | Compression apparatus |
US8186976B2 (en) | 2006-11-08 | 2012-05-29 | Us Airflow | Combination compressor and vacuum pump apparatus and method of use |
US7870819B2 (en) * | 2008-03-07 | 2011-01-18 | Unipoint Electric Mfg. Co., Ltd. | Piston device and manufacturing method thereof |
MD20100007A2 (ro) * | 2010-01-18 | 2011-06-30 | Ион РАССОХИН | Procedeu de schimbare a dimensiunilor standard ale pieselor motorului cu ardere internă |
JP5760265B2 (ja) * | 2011-05-25 | 2015-08-05 | 株式会社アドヴィックス | 環状シール部材 |
US20130213341A1 (en) * | 2012-02-16 | 2013-08-22 | Teoman Uzkan | Engine having piston with l-shaped timing ring |
CN102536743B (zh) * | 2012-03-12 | 2014-07-30 | 江苏锡压石化装备有限公司 | 一种工业用立式往复压缩机双向密封结构 |
US9644742B2 (en) * | 2013-03-15 | 2017-05-09 | Fisher Controls International Llc | Two-stage seal for a valve |
US9970549B2 (en) * | 2015-01-20 | 2018-05-15 | United Technologies Corporation | Radial coverage piston ring groove arrangement |
CN108779861B (zh) * | 2016-03-21 | 2020-10-20 | 圣戈班性能塑料L+S有限公司 | 非对称密封环 |
US11629783B2 (en) * | 2018-05-30 | 2023-04-18 | Nok Corporation | Seal ring and sealing structure |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR494123A (fr) * | 1918-07-27 | 1919-08-30 | Louis Mutti | Segment obturateur pour pistons de moteurs à explosion |
FR888513A (fr) * | 1942-11-23 | 1943-12-15 | étanchement des joints spécialement contre les grandes différences de pression et de chaleur | |
US2658808A (en) * | 1950-06-23 | 1953-11-10 | Aeroquip Corp | Sealing structure |
DE1722958U (de) * | 1956-02-17 | 1956-05-24 | Goetzewerke | Kolbenring. |
US2844423A (en) * | 1956-02-22 | 1958-07-22 | Rand Goetze Corp | Flange type piston ring |
US2983529A (en) * | 1958-04-10 | 1961-05-09 | Link Belt Co | Bearing seals |
JPS4313420Y1 (ja) * | 1967-08-24 | 1968-06-07 | ||
SU485661A1 (ru) * | 1973-12-20 | 1976-08-05 | Предприятие П/Я Р-6956 | Манжетное уплотнение |
US3814445A (en) * | 1972-02-10 | 1974-06-04 | Zurik Corp De | Seal assembly |
FR2238052B1 (ja) * | 1973-06-26 | 1978-12-01 | Geffroy Robert | |
DE2432003C3 (de) * | 1974-07-03 | 1980-03-06 | Fa. Harri Rogatti, 7151 Auenwald | Dichtring |
CH612256A5 (ja) * | 1977-06-27 | 1979-07-13 | Occident Ets | |
JPS6032359Y2 (ja) * | 1979-01-23 | 1985-09-27 | 川崎重工業株式会社 | 2サイクル内燃機関のガスシ−ル機構 |
US4351227A (en) * | 1980-05-20 | 1982-09-28 | General Motors Corporation | Multicylinder swash plate compressor piston ring arrangement |
GB8321051D0 (en) * | 1983-08-04 | 1983-09-07 | Ae Plc | Piston rings |
JPS6339432Y2 (ja) * | 1984-08-29 | 1988-10-17 | ||
DE3613880C1 (de) * | 1986-04-24 | 1987-07-02 | Busak & Luyken Gmbh & Co | Dichtungsanordnung |
US4877257A (en) * | 1987-08-19 | 1989-10-31 | Ide Russell D | Piston ring |
DE3731158A1 (de) * | 1987-09-17 | 1989-03-30 | Festo Kg | Kolben-zylinder-aggregat |
-
1989
- 1989-03-09 JP JP1989026977U patent/JPH02118177U/ja active Pending
-
1990
- 1990-03-08 US US07/490,730 patent/US5050892A/en not_active Expired - Fee Related
- 1990-03-08 DE DE4007252A patent/DE4007252A1/de not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002276808A (ja) * | 2001-03-16 | 2002-09-25 | Kayaba Ind Co Ltd | ピストン部構造 |
JP4683749B2 (ja) * | 2001-03-16 | 2011-05-18 | カヤバ工業株式会社 | ピストン部構造 |
WO2016108275A1 (ja) * | 2014-12-29 | 2016-07-07 | 株式会社ヴァレオジャパン | 斜板式圧縮機及び空調機器並びにピストン |
Also Published As
Publication number | Publication date |
---|---|
US5050892A (en) | 1991-09-24 |
DE4007252A1 (de) | 1990-09-20 |