FR1432711A - Perfectionnements aux pompes mécaniques pour vide élevé - Google Patents

Perfectionnements aux pompes mécaniques pour vide élevé

Info

Publication number
FR1432711A
FR1432711A FR4966A FR4966A FR1432711A FR 1432711 A FR1432711 A FR 1432711A FR 4966 A FR4966 A FR 4966A FR 4966 A FR4966 A FR 4966A FR 1432711 A FR1432711 A FR 1432711A
Authority
FR
France
Prior art keywords
high vacuum
mechanical pumps
pumps
mechanical
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
FR4966A
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.)
BEAUDOUIN ETS
Original Assignee
BEAUDOUIN 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 ETS filed Critical BEAUDOUIN ETS
Priority to FR4966A priority Critical patent/FR1432711A/fr
Application granted granted Critical
Publication of FR1432711A publication Critical patent/FR1432711A/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR4966A 1965-02-10 1965-02-10 Perfectionnements aux pompes mécaniques pour vide élevé Expired FR1432711A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR4966A FR1432711A (fr) 1965-02-10 1965-02-10 Perfectionnements aux pompes mécaniques pour vide élevé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR4966A FR1432711A (fr) 1965-02-10 1965-02-10 Perfectionnements aux pompes mécaniques pour vide élevé

Publications (1)

Publication Number Publication Date
FR1432711A true FR1432711A (fr) 1966-03-25

Family

ID=1577359

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4966A Expired FR1432711A (fr) 1965-02-10 1965-02-10 Perfectionnements aux pompes mécaniques pour vide élevé

Country Status (1)

Country Link
FR (1) FR1432711A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1291529A3 (fr) * 2001-09-05 2003-07-16 Copeland Corporation Soupape de refoulement pour compresseurs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1291529A3 (fr) * 2001-09-05 2003-07-16 Copeland Corporation Soupape de refoulement pour compresseurs
CN100419270C (zh) * 2001-09-05 2008-09-17 爱默生气候技术公司 压缩机的排放阀

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