CH494347A - Vakuumpumpe nach dem Drehkolbenprinzip - Google Patents

Vakuumpumpe nach dem Drehkolbenprinzip

Info

Publication number
CH494347A
CH494347A CH158269A CH158269A CH494347A CH 494347 A CH494347 A CH 494347A CH 158269 A CH158269 A CH 158269A CH 158269 A CH158269 A CH 158269A CH 494347 A CH494347 A CH 494347A
Authority
CH
Switzerland
Prior art keywords
vacuum pump
rotary piston
pump based
piston principle
principle
Prior art date
Application number
CH158269A
Other languages
English (en)
Inventor
Gruen Albert
Original Assignee
Leybold Heraeus Verwaltung
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 Leybold Heraeus Verwaltung filed Critical Leybold Heraeus Verwaltung
Publication of CH494347A publication Critical patent/CH494347A/de

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)
  • Compressor (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
CH158269A 1968-05-02 1969-01-31 Vakuumpumpe nach dem Drehkolbenprinzip CH494347A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1703324 1968-05-02

Publications (1)

Publication Number Publication Date
CH494347A true CH494347A (de) 1970-07-31

Family

ID=5688373

Family Applications (1)

Application Number Title Priority Date Filing Date
CH158269A CH494347A (de) 1968-05-02 1969-01-31 Vakuumpumpe nach dem Drehkolbenprinzip

Country Status (5)

Country Link
US (1) US3533716A (de)
CH (1) CH494347A (de)
FR (1) FR2007650A1 (de)
GB (1) GB1191809A (de)
NL (1) NL6901737A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2389382B1 (de) * 1977-05-06 1982-07-09 Anvar
EP2542761A4 (de) * 2010-03-01 2014-10-15 Bright Energy Storage Technologies Llp Drehkompressor-expander-systeme sowie entsprechende verfahren zu ihrer herstellung und verwendung
CA2839949A1 (en) 2011-06-28 2013-01-03 Bright Energy Storage Technologies, Llp Semi-isothermal compression engines with separate combustors and expanders, and associated systems and methods
US10087758B2 (en) * 2013-06-05 2018-10-02 Rotoliptic Technologies Incorporated Rotary machine
WO2020051692A1 (en) 2018-09-11 2020-03-19 Rotoliptic Technologies Incorporated Sealing in helical trochoidal rotary machines
US11815094B2 (en) 2020-03-10 2023-11-14 Rotoliptic Technologies Incorporated Fixed-eccentricity helical trochoidal rotary machines
US11802558B2 (en) 2020-12-30 2023-10-31 Rotoliptic Technologies Incorporated Axial load in helical trochoidal rotary machines
CA3177204A1 (en) 2021-01-08 2022-07-14 Rotoliptic Technologies Incorporated Rotary machines with teardrop-shaped rotors
US12146492B2 (en) 2021-01-08 2024-11-19 Rotoliptic Technologies Incorporated Helical trochoidal rotary machines with improved solids handling

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US553086A (en) * 1896-01-14 Rotary engine
US1636486A (en) * 1922-02-17 1927-07-19 Mrs Widow Ernest Benoit Planch Rotary engine or pump
US1686569A (en) * 1925-11-19 1928-10-09 Standard Pump & Supply Company Compressor
US2929550A (en) * 1955-03-04 1960-03-22 N G N Electrical Ltd Rotary pumps and valves therefor
US3226013A (en) * 1964-05-04 1965-12-28 Toyota Motor Co Ltd Rotary machine
DE1503544C3 (de) * 1965-02-04 1975-04-24 Leybold-Heraeus Gmbh & Co Kg, 5000 Koeln Drehkolbenvakuumpumpe
NL6711186A (de) * 1966-10-07 1968-04-08

Also Published As

Publication number Publication date
FR2007650A1 (de) 1970-01-09
NL6901737A (de) 1969-11-04
GB1191809A (en) 1970-05-13
US3533716A (en) 1970-10-13

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Legal Events

Date Code Title Description
PL Patent ceased