FR2121252A1 - - Google Patents

Info

Publication number
FR2121252A1
FR2121252A1 FR7200147A FR7200147A FR2121252A1 FR 2121252 A1 FR2121252 A1 FR 2121252A1 FR 7200147 A FR7200147 A FR 7200147A FR 7200147 A FR7200147 A FR 7200147A FR 2121252 A1 FR2121252 A1 FR 2121252A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7200147A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2121252A1 publication Critical patent/FR2121252A1/fr
Withdrawn legal-status Critical Current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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
    • F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Compressor (AREA)
FR7200147A 1971-01-04 1972-01-04 Withdrawn FR2121252A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10337071A 1971-01-04 1971-01-04

Publications (1)

Publication Number Publication Date
FR2121252A1 true FR2121252A1 (fr) 1972-08-18

Family

ID=22294841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7200147A Withdrawn FR2121252A1 (fr) 1971-01-04 1972-01-04

Country Status (4)

Country Link
DE (1) DE2165849A1 (fr)
ES (1) ES398550A1 (fr)
FR (1) FR2121252A1 (fr)
IT (1) IT946284B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59110884A (ja) * 1982-12-17 1984-06-26 Hitachi Ltd スクロ−ル圧縮機
JPS60101296A (ja) * 1983-10-21 1985-06-05 Hitachi Ltd スクロール圧縮機
DE10046768B4 (de) * 2000-09-21 2011-08-11 Leybold Vakuum GmbH, 50968 Schraubenvakuumpumpe mit Bypass-Ventil

Also Published As

Publication number Publication date
IT946284B (it) 1973-05-21
ES398550A1 (es) 1974-08-16
DE2165849A1 (de) 1972-07-20

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Legal Events

Date Code Title Description
ST Notification of lapse