SE8004809L - Tetning for vakuumpump - Google Patents

Tetning for vakuumpump

Info

Publication number
SE8004809L
SE8004809L SE8004809A SE8004809A SE8004809L SE 8004809 L SE8004809 L SE 8004809L SE 8004809 A SE8004809 A SE 8004809A SE 8004809 A SE8004809 A SE 8004809A SE 8004809 L SE8004809 L SE 8004809L
Authority
SE
Sweden
Prior art keywords
piston
seal
annular chamber
groove
fixed
Prior art date
Application number
SE8004809A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Inventor
P Wiedmann
Original Assignee
Pierburg Gmbh & Co Kg
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 Pierburg Gmbh & Co Kg filed Critical Pierburg Gmbh & Co Kg
Publication of SE8004809L publication Critical patent/SE8004809L/

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
    • 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
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
    • F16J15/48—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings influenced by the pressure within the member to be sealed

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Fluid Mechanics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
SE8004809A 1979-07-12 1980-06-30 Tetning for vakuumpump SE8004809L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19797919989U DE7919989U1 (de) 1979-07-12 1979-07-12 Kolbenpumpe, insbesondere kolbenunterdruckpumpe mit einer vorrichtung zur radialen abdichtung des kolbens

Publications (1)

Publication Number Publication Date
SE8004809L true SE8004809L (sv) 1981-01-13

Family

ID=6705679

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8004809A SE8004809L (sv) 1979-07-12 1980-06-30 Tetning for vakuumpump

Country Status (5)

Country Link
DE (1) DE7919989U1 (it)
FR (1) FR2461129A1 (it)
GB (1) GB2054095A (it)
IT (1) IT1127048B (it)
SE (1) SE8004809L (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626157A1 (de) * 1986-08-01 1987-01-22 Wankel Felix Abdichtverfahren
CN101865127B (zh) * 2010-06-22 2012-09-05 三一重工股份有限公司 一种泵送设备及其输送缸活塞
JP5310666B2 (ja) 2010-07-23 2013-10-09 マックス株式会社 ロッキングピストンのシール構造
CN104832424A (zh) * 2014-12-19 2015-08-12 北汽福田汽车股份有限公司 砼活塞及具有其的泵送装置、泵车

Also Published As

Publication number Publication date
GB2054095A (en) 1981-02-11
FR2461129B3 (it) 1982-04-16
DE7919989U1 (de) 1979-11-15
IT8048678A0 (it) 1980-05-14
IT1127048B (it) 1986-05-21
FR2461129A1 (fr) 1981-01-30

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Legal Events

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NAV Patent application has lapsed

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