CH430028A - Rotating vacuum pump - Google Patents

Rotating vacuum pump

Info

Publication number
CH430028A
CH430028A CH161566A CH161566A CH430028A CH 430028 A CH430028 A CH 430028A CH 161566 A CH161566 A CH 161566A CH 161566 A CH161566 A CH 161566A CH 430028 A CH430028 A CH 430028A
Authority
CH
Switzerland
Prior art keywords
vacuum pump
rotating vacuum
rotating
pump
vacuum
Prior art date
Application number
CH161566A
Other languages
German (de)
Inventor
Wutz Maximilian Dr Dipl-Phys
Original Assignee
Heraeus Gmbh W C
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 Heraeus Gmbh W C filed Critical Heraeus Gmbh W C
Publication of CH430028A publication Critical patent/CH430028A/en

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
    • 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
    • F04C18/22—Rotary-piston pumps specially adapted for elastic fluids of internal-axis type with equidirectional movement of co-operating members at the points of engagement, or with one of the co-operating members being stationary, the inner member having more teeth or tooth equivalents than the outer member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
    • F02B2053/005—Wankel engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2730/00—Internal-combustion engines with pistons rotating or oscillating with relation to the housing
    • F02B2730/01—Internal-combustion engines with pistons rotating or oscillating with relation to the housing with one or more pistons in the form of a disk or rotor rotating with relation to the housing; with annular working chamber
    • F02B2730/018—Internal-combustion engines with pistons rotating or oscillating with relation to the housing with one or more pistons in the form of a disk or rotor rotating with relation to the housing; with annular working chamber with piston rotating around an axis passing through the gravity centre, this piston or the housing rotating at the same time around an axis parallel to the first axis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
CH161566A 1965-02-04 1966-02-04 Rotating vacuum pump CH430028A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH0055056 1965-02-04

Publications (1)

Publication Number Publication Date
CH430028A true CH430028A (en) 1967-02-15

Family

ID=7158910

Family Applications (1)

Application Number Title Priority Date Filing Date
CH161566A CH430028A (en) 1965-02-04 1966-02-04 Rotating vacuum pump

Country Status (4)

Country Link
US (1) US3387772A (en)
CH (1) CH430028A (en)
DE (1) DE1503544C3 (en)
GB (1) GB1132436A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH494347A (en) * 1968-05-02 1970-07-31 Leybold Heraeus Verwaltung Vacuum pump based on the rotary piston principle
US3876344A (en) * 1973-05-08 1975-04-08 Leonard R Nestor Counterbalance for rotary engine
US4018548A (en) * 1975-12-08 1977-04-19 Curtiss-Wright Corporation Rotary trochoidal compressor
FR2389382B1 (en) * 1977-05-06 1982-07-09 Anvar
WO1988001696A1 (en) * 1986-09-05 1988-03-10 Duffy James T Trochoidal gas processing devices
BE1007237A3 (en) * 1993-07-07 1995-05-02 Vadder Paul De Pump and engine with hypocycloid housing using a single vane, which formsthe pump rotor
US10087758B2 (en) * 2013-06-05 2018-10-02 Rotoliptic Technologies Incorporated Rotary machine
GB2528309B (en) * 2014-07-17 2016-10-19 Walker Garside David Epitrochoidal type compressor
US10001123B2 (en) 2015-05-29 2018-06-19 Sten Kreuger Fluid pressure changing device
US11035364B2 (en) 2015-05-29 2021-06-15 Sten Kreuger Pressure changing device
CA3056753C (en) 2017-04-07 2021-04-27 Stackpole International Engineered Products, Ltd. Epitrochoidal vacuum pump
CN108757166A (en) * 2018-06-12 2018-11-06 杜三平 A kind of four-stroke rotor engine
EP3850189A4 (en) 2018-09-11 2022-06-15 Rotoliptic Technologies Incorporated SEALING IN HELICAL TROCHOIDAL LATHES
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 (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1340625A (en) * 1918-11-27 1920-05-18 Planche Benjamin Rene Rotary machine
US1686569A (en) * 1925-11-19 1928-10-09 Standard Pump & Supply Company Compressor
US1968113A (en) * 1930-08-02 1934-07-31 Comstock & Wescott Rotary engine or the like
GB557902A (en) * 1942-09-23 1943-12-09 Harold Kershaw Improvements in rotary piston machines
GB583035A (en) * 1943-08-20 1946-12-05 Bernard Maillard A rotary machine generating variable volumes
US2988065A (en) * 1958-03-11 1961-06-13 Nsu Motorenwerke Ag Rotary internal combustion engine
US3077867A (en) * 1958-10-07 1963-02-19 Nsu Motorenwerke Ag Multiple arrangement of rotary combustion engines
US3117561A (en) * 1960-04-26 1964-01-14 Bonavera Victor Rotor type power generating or work performing means
DE1242043B (en) * 1963-11-02 1967-06-08 Schmidt Gmbh Karl Piston bearings for rotary piston machines
US3226013A (en) * 1964-05-04 1965-12-28 Toyota Motor Co Ltd Rotary machine

Also Published As

Publication number Publication date
US3387772A (en) 1968-06-11
GB1132436A (en) 1968-10-30
DE1503544B2 (en) 1974-09-19
DE1503544C3 (en) 1975-04-24
DE1503544A1 (en) 1970-03-12

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