FR1306750A - Improvements to mechanical vacuum pumps - Google Patents

Improvements to mechanical vacuum pumps

Info

Publication number
FR1306750A
FR1306750A FR872790A FR872790A FR1306750A FR 1306750 A FR1306750 A FR 1306750A FR 872790 A FR872790 A FR 872790A FR 872790 A FR872790 A FR 872790A FR 1306750 A FR1306750 A FR 1306750A
Authority
FR
France
Prior art keywords
vacuum pumps
mechanical vacuum
mechanical
pumps
vacuum
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
Application number
FR872790A
Other languages
French (fr)
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.)
BEAUDOUIN Sarl ETS
Original Assignee
BEAUDOUIN Sarl ETS
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 BEAUDOUIN Sarl ETS filed Critical BEAUDOUIN Sarl ETS
Priority to FR872790A priority Critical patent/FR1306750A/en
Application granted granted Critical
Publication of FR1306750A publication Critical patent/FR1306750A/en
Expired 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
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
    • 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
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F04C29/0035—Equalization of pressure pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR872790A 1961-09-09 1961-09-09 Improvements to mechanical vacuum pumps Expired FR1306750A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR872790A FR1306750A (en) 1961-09-09 1961-09-09 Improvements to mechanical vacuum pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR872790A FR1306750A (en) 1961-09-09 1961-09-09 Improvements to mechanical vacuum pumps

Publications (1)

Publication Number Publication Date
FR1306750A true FR1306750A (en) 1962-10-19

Family

ID=8762567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR872790A Expired FR1306750A (en) 1961-09-09 1961-09-09 Improvements to mechanical vacuum pumps

Country Status (1)

Country Link
FR (1) FR1306750A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0034524A2 (en) * 1980-02-13 1981-08-26 The Bendix Corporation Rotary compressor
EP0049030A1 (en) * 1980-09-25 1982-04-07 Matsushita Electric Industrial Co., Ltd. Sliding vane type rotary compressor
EP0279166A1 (en) * 1987-01-20 1988-08-24 Mitsubishi Jukogyo Kabushiki Kaisha Rotary compressor
EP2857687A4 (en) * 2012-06-05 2015-07-08 Calsonic Kansei Corp Gas compressor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0034524A2 (en) * 1980-02-13 1981-08-26 The Bendix Corporation Rotary compressor
EP0034524A3 (en) * 1980-02-13 1982-08-25 The Bendix Corporation Method of compressing fluid using a rotary compressor and rotary compressor
EP0049030A1 (en) * 1980-09-25 1982-04-07 Matsushita Electric Industrial Co., Ltd. Sliding vane type rotary compressor
EP0279166A1 (en) * 1987-01-20 1988-08-24 Mitsubishi Jukogyo Kabushiki Kaisha Rotary compressor
EP2857687A4 (en) * 2012-06-05 2015-07-08 Calsonic Kansei Corp Gas compressor

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