FR1260214A - Perfectionnement aux pompes à vide - Google Patents

Perfectionnement aux pompes à vide

Info

Publication number
FR1260214A
FR1260214A FR822543A FR822543A FR1260214A FR 1260214 A FR1260214 A FR 1260214A FR 822543 A FR822543 A FR 822543A FR 822543 A FR822543 A FR 822543A FR 1260214 A FR1260214 A FR 1260214A
Authority
FR
France
Prior art keywords
vacuum pumps
further training
training
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
FR822543A
Other languages
English (en)
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.)
BEAUDOIN ETS
Original Assignee
BEAUDOIN 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 BEAUDOIN ETS filed Critical BEAUDOIN ETS
Priority to FR822543A priority Critical patent/FR1260214A/fr
Application granted granted Critical
Publication of FR1260214A publication Critical patent/FR1260214A/fr
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
    • 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
    • F04C18/3442—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 the surfaces of the inner and outer member, forming the inlet and outlet opening

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR822543A 1960-03-26 1960-03-26 Perfectionnement aux pompes à vide Expired FR1260214A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR822543A FR1260214A (fr) 1960-03-26 1960-03-26 Perfectionnement aux pompes à vide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822543A FR1260214A (fr) 1960-03-26 1960-03-26 Perfectionnement aux pompes à vide

Publications (1)

Publication Number Publication Date
FR1260214A true FR1260214A (fr) 1961-05-05

Family

ID=8727988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822543A Expired FR1260214A (fr) 1960-03-26 1960-03-26 Perfectionnement aux pompes à vide

Country Status (1)

Country Link
FR (1) FR1260214A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4604041A (en) * 1984-04-09 1986-08-05 Barmag Barmer Maschinenfabrik Aktiengesellschaft Rotary vane pump
CN103486025A (zh) * 2012-06-11 2014-01-01 王映辉 叉式复合滑板转子泵

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4604041A (en) * 1984-04-09 1986-08-05 Barmag Barmer Maschinenfabrik Aktiengesellschaft Rotary vane pump
CN103486025A (zh) * 2012-06-11 2014-01-01 王映辉 叉式复合滑板转子泵

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