SE383021B - MULTI-STEP PARALLEL-AXLE SCREWDRIVER WITH STEP COUPLING IN TANDEM - Google Patents

MULTI-STEP PARALLEL-AXLE SCREWDRIVER WITH STEP COUPLING IN TANDEM

Info

Publication number
SE383021B
SE383021B SE519272A SE519272A SE383021B SE 383021 B SE383021 B SE 383021B SE 519272 A SE519272 A SE 519272A SE 519272 A SE519272 A SE 519272A SE 383021 B SE383021 B SE 383021B
Authority
SE
Sweden
Prior art keywords
screwdriver
tandem
axle
parallel
coupling
Prior art date
Application number
SE519272A
Other languages
Swedish (sv)
Inventor
P Wildenhof
Original Assignee
Aerzener Maschf Gmbh
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 Aerzener Maschf Gmbh filed Critical Aerzener Maschf Gmbh
Publication of SE383021B publication Critical patent/SE383021B/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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
SE519272A 1971-04-21 1972-04-20 MULTI-STEP PARALLEL-AXLE SCREWDRIVER WITH STEP COUPLING IN TANDEM SE383021B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712119475 DE2119475C3 (en) 1971-04-21 1971-04-21 Multi-stage parallel and external-axis rotary piston machine in tandem arrangement

Publications (1)

Publication Number Publication Date
SE383021B true SE383021B (en) 1976-02-23

Family

ID=5805442

Family Applications (1)

Application Number Title Priority Date Filing Date
SE519272A SE383021B (en) 1971-04-21 1972-04-20 MULTI-STEP PARALLEL-AXLE SCREWDRIVER WITH STEP COUPLING IN TANDEM

Country Status (6)

Country Link
BE (1) BE782461A (en)
DE (1) DE2119475C3 (en)
FR (1) FR2136544A5 (en)
GB (1) GB1378539A (en)
IT (1) IT954721B (en)
SE (1) SE383021B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034012B (en) * 1978-10-25 1983-02-09 Thermo Electron Corp Method and apparatus for producing process steam
JPH07101037B2 (en) * 1990-05-25 1995-11-01 株式会社荏原製作所 Multi-stage screw type fluid machine
DE19945871A1 (en) * 1999-09-24 2001-03-29 Leybold Vakuum Gmbh Screw pump, in particular screw vacuum pump, with two pump stages
DE102014017075B4 (en) 2014-11-20 2017-11-02 Itt Bornemann Gmbh Device for conveying a medium
CN104776025B (en) * 2015-04-24 2019-02-01 福建雪人股份有限公司 Multiscrew compressor
BE1026106B1 (en) * 2017-08-28 2019-10-16 Atlas Copco Airpower Naamloze Vennootschap Screw compressor
CN112727769A (en) * 2020-12-15 2021-04-30 董长艳 Intelligent control high-power gas air compressor

Also Published As

Publication number Publication date
DE2119475A1 (en) 1972-11-02
BE782461A (en) 1972-08-16
FR2136544A5 (en) 1972-12-22
DE2119475C3 (en) 1979-02-08
DE2119475B2 (en) 1974-02-28
IT954721B (en) 1973-09-15
GB1378539A (en) 1974-12-27

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