IT1127048B - Perfezionamento nelle disposizioni di tenuta per pompe a depressione - Google Patents

Perfezionamento nelle disposizioni di tenuta per pompe a depressione

Info

Publication number
IT1127048B
IT1127048B IT48678/80A IT4867880A IT1127048B IT 1127048 B IT1127048 B IT 1127048B IT 48678/80 A IT48678/80 A IT 48678/80A IT 4867880 A IT4867880 A IT 4867880A IT 1127048 B IT1127048 B IT 1127048B
Authority
IT
Italy
Prior art keywords
improvement
vacuum pumps
sealing provisions
provisions
sealing
Prior art date
Application number
IT48678/80A
Other languages
English (en)
Other versions
IT8048678A0 (it
Inventor
Peter 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 IT8048678A0 publication Critical patent/IT8048678A0/it
Application granted granted Critical
Publication of IT1127048B publication Critical patent/IT1127048B/it

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)
IT48678/80A 1979-07-12 1980-05-14 Perfezionamento nelle disposizioni di tenuta per pompe a depressione IT1127048B (it)

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 (2)

Publication Number Publication Date
IT8048678A0 IT8048678A0 (it) 1980-05-14
IT1127048B true IT1127048B (it) 1986-05-21

Family

ID=6705679

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48678/80A IT1127048B (it) 1979-07-12 1980-05-14 Perfezionamento nelle disposizioni di tenuta per pompe a depressione

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
FR2461129B3 (it) 1982-04-16
FR2461129A1 (fr) 1981-01-30
IT8048678A0 (it) 1980-05-14
GB2054095A (en) 1981-02-11
DE7919989U1 (de) 1979-11-15
SE8004809L (sv) 1981-01-13

Similar Documents

Publication Publication Date Title
IT1104651B (it) Perfezionamento nelle valvole in particolare adatte per pompe alternative ad alta pressione
IT7968667A0 (it) Guarnizione di tenuta temporanea alla pressione particolarmente per alberi di pompe
IT7847537A0 (it) Perfezionamento nelle pompe di calore
FR2566472B1 (fr) Pompe a vide pourvue d'un ejecteur
IT7850832A0 (it) Perfezionamento nelle pompe di calore
IT1090189B (it) Perfezionamento nelle pompe a caspulismo
IT1142656B (it) Perfezionamento nelle guarnizioni di tenuta a cassetta
IT1117197B (it) Perfezionamento nelle guarnizioni di tenuta anulari per apparecchi idraulici
IT1206151B (it) Perfezionamento nelle macchine volumetriche, come compressori o pompe a vuoto, per fluidi
IT1162462B (it) Perfezionamento nelle pompe a vuoto a doppio effetto
IT1170654B (it) Perfezionamento nelle pompe o motori rotativi
IT7947969A0 (it) Perfezionamento nelle pompe a membrana
IT1127048B (it) Perfezionamento nelle disposizioni di tenuta per pompe a depressione
IT7949158A0 (it) Perfezionamento nelle pompe idrauliche a due velocita'
IT1148355B (it) Perfezionamento nelle pompe o motori a fluido
IT1170621B (it) Perfezionamento nelle pompe da vuoto a pistoni
GB2039620B (en) Compressor or displacement pump
FR2549162B1 (fr) Pompe a vide
IT1126910B (it) Perfezionamento nelle pompe a pistoni a compensazione di pressione
FR2500889B1 (fr) Pompe a palettes
FR2534324B1 (fr) Pompe a vide
IT7869457A0 (it) Premistoppa particolarmente per pompe alternative di grandi dimensioni
IT8147631A0 (it) Perfezionamento nelle pompe da vuoto a stantuffo
IT8119127A0 (it) Perfezionamenti nelle o relativi alle pompe a capsulismo.
IT8147533A0 (it) Perfezionamento nelle pompe a pistoni