DD112812A5 - - Google Patents

Info

Publication number
DD112812A5
DD112812A5 DD180153A DD18015374A DD112812A5 DD 112812 A5 DD112812 A5 DD 112812A5 DD 180153 A DD180153 A DD 180153A DD 18015374 A DD18015374 A DD 18015374A DD 112812 A5 DD112812 A5 DD 112812A5
Authority
DD
German Democratic Republic
Application number
DD180153A
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 filed Critical
Publication of DD112812A5 publication Critical patent/DD112812A5/xx

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
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • 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
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • 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
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
DD180153A 1973-10-29 1974-07-26 DD112812A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732354039 DE2354039A1 (en) 1973-10-29 1973-10-29 ROTARY VALVE PUMP

Publications (1)

Publication Number Publication Date
DD112812A5 true DD112812A5 (en) 1975-05-05

Family

ID=5896680

Family Applications (1)

Application Number Title Priority Date Filing Date
DD180153A DD112812A5 (en) 1973-10-29 1974-07-26

Country Status (7)

Country Link
CH (1) CH590408A5 (en)
CS (1) CS182821B2 (en)
DD (1) DD112812A5 (en)
DE (1) DE2354039A1 (en)
FR (1) FR2249251B1 (en)
GB (1) GB1454014A (en)
HU (1) HU170590B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420190A1 (en) * 1984-05-30 1985-12-05 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar OIL-SEALED ROTATION VACUUM PUMP
DE3762651D1 (en) * 1986-10-18 1990-06-13 Barmag Barmer Maschf WING CELL VACUUM PUMP.
DD256171A1 (en) * 1986-12-24 1988-04-27 Medizin Labortechnik Veb K ROTARY VACUUM PUMP
DE4017194A1 (en) * 1990-05-29 1991-12-05 Leybold Ag ROTARY VALVE VACUUM PUMP
DE4017192A1 (en) * 1990-05-29 1991-12-05 Leybold Ag METHOD FOR PRODUCING A PUMP RING FOR A TWO-STAGE VACUUM PUMP AND VACUUM PUMP EQUIPPED WITH SUCH A PUMP RING
DE4017191A1 (en) * 1990-05-29 1991-12-05 Leybold Ag METHOD FOR OIL SUPPLYING A TWO-STAGE ROTARY VALVE VACUUM PUMP AND A ROTARY VALVE VACUUM PUMP SUITABLE FOR CARRYING OUT THIS METHOD
DE4238271A1 (en) * 1992-11-13 1994-05-19 Leybold Ag Twin-shaft vacuum pump
DE4325286A1 (en) * 1993-07-28 1995-02-02 Leybold Ag Two-stage rotary vane vacuum pump
DE4325285A1 (en) * 1993-07-28 1995-02-02 Leybold Ag Oil-sealed vacuum pump
DE4325284A1 (en) * 1993-07-28 1995-02-02 Leybold Ag Housing for a two-stage rotary vane vacuum pump
DE4439637A1 (en) * 1994-11-07 1996-05-09 Balzers Pfeiffer Gmbh Multistage vane=type rotary vacuum pump
JPH1054382A (en) * 1996-08-14 1998-02-24 Mitsubishi Electric Corp Vane type vacuum pump
IT1402417B1 (en) * 2010-10-26 2013-09-04 O M P Officine Mazzocco Pagnoni S R L MONOPAL PUMP
CN108571448B (en) * 2018-04-12 2019-11-19 深圳市嘉铭诚精密技术有限公司 A kind of small size is without mist of oil vacuum pump

Also Published As

Publication number Publication date
CS182821B2 (en) 1978-05-31
DE2354039A1 (en) 1975-05-07
CH590408A5 (en) 1977-08-15
HU170590B (en) 1977-07-28
GB1454014A (en) 1976-10-27
FR2249251A1 (en) 1975-05-23
FR2249251B1 (en) 1980-02-22

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