GB552877A - Improvements in vacuum pumps - Google Patents

Improvements in vacuum pumps

Info

Publication number
GB552877A
GB552877A GB1383642A GB1383642A GB552877A GB 552877 A GB552877 A GB 552877A GB 1383642 A GB1383642 A GB 1383642A GB 1383642 A GB1383642 A GB 1383642A GB 552877 A GB552877 A GB 552877A
Authority
GB
United Kingdom
Prior art keywords
vacuum pumps
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
GB1383642A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1383642A priority Critical patent/GB552877A/en
Publication of GB552877A publication Critical patent/GB552877A/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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/02—Liquid sealing for high-vacuum pumps or for compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
GB1383642A 1942-10-02 1942-10-02 Improvements in vacuum pumps Expired GB552877A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1383642A GB552877A (en) 1942-10-02 1942-10-02 Improvements in vacuum pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1383642A GB552877A (en) 1942-10-02 1942-10-02 Improvements in vacuum pumps

Publications (1)

Publication Number Publication Date
GB552877A true GB552877A (en) 1943-04-28

Family

ID=10030250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1383642A Expired GB552877A (en) 1942-10-02 1942-10-02 Improvements in vacuum pumps

Country Status (1)

Country Link
GB (1) GB552877A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632399A (en) * 1947-10-30 1953-03-24 Hyre Warren Rotary pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632399A (en) * 1947-10-30 1953-03-24 Hyre Warren Rotary pump

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