DE502004000347D1 - Sealing arrangement for a cylinder-piston system - Google Patents

Sealing arrangement for a cylinder-piston system

Info

Publication number
DE502004000347D1
DE502004000347D1 DE502004000347T DE502004000347T DE502004000347D1 DE 502004000347 D1 DE502004000347 D1 DE 502004000347D1 DE 502004000347 T DE502004000347 T DE 502004000347T DE 502004000347 T DE502004000347 T DE 502004000347T DE 502004000347 D1 DE502004000347 D1 DE 502004000347D1
Authority
DE
Germany
Prior art keywords
cylinder
sealing arrangement
piston system
space
nearest
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 - Lifetime
Application number
DE502004000347T
Other languages
German (de)
Inventor
Eckhard Bez
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.)
Pfeiffer Vacuum GmbH
Original Assignee
Pfeiffer Vacuum GmbH
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 Pfeiffer Vacuum GmbH filed Critical Pfeiffer Vacuum GmbH
Priority to DE502004000347T priority Critical patent/DE502004000347D1/en
Publication of DE502004000347D1 publication Critical patent/DE502004000347D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressor (AREA)
  • Sealing Devices (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

The sealing arrangement for a cylinder-and-piston system, in particular, in vacuum pumps comprises circumferential sealing elements (5) with free sections (5b) of which at least the one nearest to the compression space (4) is oriented away from this space.
DE502004000347T 2003-08-14 2004-07-16 Sealing arrangement for a cylinder-piston system Expired - Lifetime DE502004000347D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE502004000347T DE502004000347D1 (en) 2003-08-14 2004-07-16 Sealing arrangement for a cylinder-piston system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10337298A DE10337298A1 (en) 2003-08-14 2003-08-14 Sealing arrangement for a cylinder-piston system
DE502004000347T DE502004000347D1 (en) 2003-08-14 2004-07-16 Sealing arrangement for a cylinder-piston system

Publications (1)

Publication Number Publication Date
DE502004000347D1 true DE502004000347D1 (en) 2006-05-11

Family

ID=34042160

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10337298A Withdrawn DE10337298A1 (en) 2003-08-14 2003-08-14 Sealing arrangement for a cylinder-piston system
DE502004000347T Expired - Lifetime DE502004000347D1 (en) 2003-08-14 2004-07-16 Sealing arrangement for a cylinder-piston system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10337298A Withdrawn DE10337298A1 (en) 2003-08-14 2003-08-14 Sealing arrangement for a cylinder-piston system

Country Status (3)

Country Link
EP (1) EP1508696B1 (en)
AT (1) ATE320560T1 (en)
DE (2) DE10337298A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006012532A1 (en) * 2006-03-18 2007-09-20 Pfeiffer Vacuum Gmbh Sealing arrangement for a reciprocating vacuum pump
DE102009021170A1 (en) 2009-05-13 2010-12-16 Compart Compressor Technology Gmbh Cylinder and piston rod seal of a linear compressor
CN101806295B (en) * 2010-04-22 2013-04-03 陈人德 Piston-type reciprocating double-action single-cylinder pumping device of vacuum pump
JP5381891B2 (en) * 2010-05-11 2014-01-08 マックス株式会社 Sealing structure of locking piston
DE102012202571A1 (en) * 2012-02-20 2013-08-22 Trelleborg Sealing Solutions Germany Gmbh Sealing arrangement and method for its production
CN105805080B (en) * 2016-05-22 2017-11-07 蚌埠智达科技咨询有限公司 A kind of oil cylinder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2871071A (en) * 1955-02-08 1959-01-27 Perfect Circle Corp Piston ring assembly
GB1183900A (en) * 1968-11-15 1970-03-11 Cross Mfg Co 1938 Ltd Improvements in Piston-and-Ring Arrangements, particularly for Internal Combustion Engines
DE2611999A1 (en) * 1976-03-20 1977-09-29 Bosch Gmbh Robert DOUBLE-ACTING PISTON
DE3233853A1 (en) * 1982-09-11 1984-03-15 Erich 7812 Bad Krozingen Becker PUMP WITH PISTON AND SLIDING SEAL
US5921755A (en) * 1997-04-21 1999-07-13 Dry Vacuum Technologies, Inc. Dry vacuum pump
US6120035A (en) * 1998-08-26 2000-09-19 Welker Engineering Company Mating ring seal members with beveled mitered interface
JP2003161260A (en) * 2001-11-26 2003-06-06 Tokico Ltd Reciprocating compressor

Also Published As

Publication number Publication date
EP1508696B1 (en) 2006-03-15
EP1508696A1 (en) 2005-02-23
DE10337298A1 (en) 2005-03-03
ATE320560T1 (en) 2006-04-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition