CH494347A - Vakuumpumpe nach dem Drehkolbenprinzip - Google Patents
Vakuumpumpe nach dem DrehkolbenprinzipInfo
- 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
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)
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 (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2389382B1 (de) * | 1977-05-06 | 1982-07-09 | Anvar | |
US20110217197A1 (en) | 2010-03-01 | 2011-09-08 | Frazier Scott R | Rotary compressor-expander systems and associated methods of use and manufacture, including two-lobed rotor systems |
KR20140041774A (ko) | 2011-06-28 | 2014-04-04 | 브라이트 에너지 스토리지 테크놀로지스, 엘엘피 | 분리된 연소기 및 팽창기를 구비한 반등온 압축 엔진 및 관련된 시스템 및 방법 |
US10087758B2 (en) | 2013-06-05 | 2018-10-02 | Rotoliptic Technologies Incorporated | Rotary machine |
EP3850190A4 (de) | 2018-09-11 | 2022-08-10 | Rotoliptic Technologies Incorporated | Helikale trochoidale rotationsmaschinen mit versatz |
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 |
Family Cites Families (7)
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 |
-
1969
- 1969-01-31 CH CH158269A patent/CH494347A/de not_active IP Right Cessation
- 1969-02-04 NL NL6901737A patent/NL6901737A/xx unknown
- 1969-04-25 FR FR6913519A patent/FR2007650A1/fr not_active Withdrawn
- 1969-04-30 GB GB22097/69A patent/GB1191809A/en not_active Expired
- 1969-05-02 US US821267A patent/US3533716A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB1191809A (en) | 1970-05-13 |
NL6901737A (de) | 1969-11-04 |
FR2007650A1 (de) | 1970-01-09 |
US3533716A (en) | 1970-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |