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FR2645599B1 - Pompe a vide, seche, a palettes - Google Patents

Pompe a vide, seche, a palettes

Info

Publication number
FR2645599B1
FR2645599B1 FR8904737A FR8904737A FR2645599B1 FR 2645599 B1 FR2645599 B1 FR 2645599B1 FR 8904737 A FR8904737 A FR 8904737A FR 8904737 A FR8904737 A FR 8904737A FR 2645599 B1 FR2645599 B1 FR 2645599B1
Authority
FR
France
Prior art keywords
vane
dry
vacuum pump
vacuum
pump
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 - Fee Related
Application number
FR8904737A
Other languages
English (en)
Other versions
FR2645599A1 (fr
Inventor
Guittet Dominique
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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 Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR8904737A priority Critical patent/FR2645599B1/fr
Publication of FR2645599A1 publication Critical patent/FR2645599A1/fr
Application granted granted Critical
Publication of FR2645599B1 publication Critical patent/FR2645599B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F04C18/352—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 vanes being pivoted on the axis of the outer member
    • 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
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
    • F04C29/0057—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions for eccentric movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
FR8904737A 1989-04-11 1989-04-11 Pompe a vide, seche, a palettes Expired - Fee Related FR2645599B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8904737A FR2645599B1 (fr) 1989-04-11 1989-04-11 Pompe a vide, seche, a palettes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8904737A FR2645599B1 (fr) 1989-04-11 1989-04-11 Pompe a vide, seche, a palettes

Publications (2)

Publication Number Publication Date
FR2645599A1 FR2645599A1 (fr) 1990-10-12
FR2645599B1 true FR2645599B1 (fr) 1994-03-25

Family

ID=9380579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8904737A Expired - Fee Related FR2645599B1 (fr) 1989-04-11 1989-04-11 Pompe a vide, seche, a palettes

Country Status (1)

Country Link
FR (1) FR2645599B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101776078B (zh) * 2009-12-17 2011-09-07 湖北新火炬科技股份有限公司 全封闭式制冷压缩机及其转子压缩机单元
FR3033370B1 (fr) * 2015-03-02 2017-03-24 Peugeot Citroen Automobiles Sa Pompe a palettes
CN108443155B (zh) * 2018-05-25 2023-08-08 中国石油大学(华东) 一种三腔滑片式真空泵

Also Published As

Publication number Publication date
FR2645599A1 (fr) 1990-10-12

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Legal Events

Date Code Title Description
ST Notification of lapse