IT8147631A0 - Perfezionamento nelle pompe da vuoto a stantuffo - Google Patents

Perfezionamento nelle pompe da vuoto a stantuffo

Info

Publication number
IT8147631A0
IT8147631A0 IT8147631A IT4763181A IT8147631A0 IT 8147631 A0 IT8147631 A0 IT 8147631A0 IT 8147631 A IT8147631 A IT 8147631A IT 4763181 A IT4763181 A IT 4763181A IT 8147631 A0 IT8147631 A0 IT 8147631A0
Authority
IT
Italy
Prior art keywords
improvement
vacuum pumps
piston vacuum
piston
pumps
Prior art date
Application number
IT8147631A
Other languages
English (en)
Other versions
IT1142240B (it
Inventor
Heinz Dohlen
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 IT8147631A0 publication Critical patent/IT8147631A0/it
Application granted granted Critical
Publication of IT1142240B publication Critical patent/IT1142240B/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
    • F04B39/10—Adaptations or arrangements of distribution members
    • F04B39/102—Adaptations or arrangements of distribution members the members being disc valves
    • 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
    • F04B39/0005—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 adaptations of pistons
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/121—Casings
    • 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
    • F04B5/00—Machines or pumps with differential-surface pistons
    • F04B5/02—Machines or pumps with differential-surface pistons with double-acting pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
IT47631/81A 1980-02-02 1981-01-23 Perfezionamento nelle pompe da vuoto a stantuffo IT1142240B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19808002722U DE8002722U1 (de) 1980-02-02 1980-02-02 Kolbenvakuumpumpe

Publications (2)

Publication Number Publication Date
IT8147631A0 true IT8147631A0 (it) 1981-01-23
IT1142240B IT1142240B (it) 1986-10-08

Family

ID=6712541

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47631/81A IT1142240B (it) 1980-02-02 1981-01-23 Perfezionamento nelle pompe da vuoto a stantuffo

Country Status (4)

Country Link
DE (1) DE8002722U1 (it)
ES (1) ES255194Y (it)
FR (1) FR2475156A1 (it)
IT (1) IT1142240B (it)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB203948A (en) * 1922-11-01 1923-09-20 Frederick James Payne Improvements in inflating and like air pumps
US2596004A (en) * 1947-01-24 1952-05-06 Phillips Petroleum Co Clearance pocket type compressor piston
US3215086A (en) * 1962-06-01 1965-11-02 Ingersoll Rand Co Variable bore cylinder

Also Published As

Publication number Publication date
ES255194Y (es) 1981-11-16
FR2475156A1 (fr) 1981-08-07
ES255194U (es) 1981-05-01
IT1142240B (it) 1986-10-08
DE8002722U1 (de) 1980-05-14

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