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 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732354039 DE2354039A1 (de) 1973-10-29 1973-10-29 Drehschieberpumpe

Publications (1)

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

Family

ID=5896680

Family Applications (1)

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

Country Status (7)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420190A1 (de) * 1984-05-30 1985-12-05 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Oelgedichtete rotationsvakuumpumpe
EP0264749B1 (de) * 1986-10-18 1990-05-09 B a r m a g AG Flügelzellen-Vakuumpumpe
DD256171A1 (de) * 1986-12-24 1988-04-27 Medizin Labortechnik Veb K Drehschiebervakuumpumpe
DE4017191A1 (de) * 1990-05-29 1991-12-05 Leybold Ag Verfahren zur oelversorgung einer zweistufigen drehschiebervakuumpumpe und fuer die durchfuehrung dieses verfahrens geeignete drehschiebervakuumpumpe
DE4017194A1 (de) * 1990-05-29 1991-12-05 Leybold Ag Drehschiebervakuumpumpe
DE4017192A1 (de) * 1990-05-29 1991-12-05 Leybold Ag Verfahren zur herstellung eines pumpenringes fuer eine zweistufige vakuumpumpe sowie mit einem derartigen pumpenring ausgeruestete vakuumpumpe
DE4238271A1 (de) * 1992-11-13 1994-05-19 Leybold Ag Zweiwellenvakuumpumpe
DE4325286A1 (de) * 1993-07-28 1995-02-02 Leybold Ag Zweistufige Drehschiebervakuumpumpe
DE4325284A1 (de) * 1993-07-28 1995-02-02 Leybold Ag Gehäuse für eine zweistufige Drehschiebervakuumpumpe
DE4325285A1 (de) * 1993-07-28 1995-02-02 Leybold Ag Ölgedichtete Vakuumpumpe
DE4439637A1 (de) * 1994-11-07 1996-05-09 Balzers Pfeiffer Gmbh Mehrstufige Drehschiebervakuumpumpe
JPH1054382A (ja) * 1996-08-14 1998-02-24 Mitsubishi Electric Corp ベーン式真空ポンプ
IT1402417B1 (it) * 2010-10-26 2013-09-04 O M P Officine Mazzocco Pagnoni S R L Pompa monopaletta
CN108571448B (zh) * 2018-04-12 2019-11-19 深圳市嘉铭诚精密技术有限公司 一种小体积无油雾真空泵

Also Published As

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

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