FI953152A0 - Ruuvipumppu - Google Patents

Ruuvipumppu

Info

Publication number
FI953152A0
FI953152A0 FI953152A FI953152A FI953152A0 FI 953152 A0 FI953152 A0 FI 953152A0 FI 953152 A FI953152 A FI 953152A FI 953152 A FI953152 A FI 953152A FI 953152 A0 FI953152 A0 FI 953152A0
Authority
FI
Finland
Prior art keywords
screw pump
pump
screw
Prior art date
Application number
FI953152A
Other languages
English (en)
Swedish (sv)
Other versions
FI953152A (fi
FI104440B (fi
Inventor
Raimo Pelto-Huikko
Original Assignee
Kone Oy
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8543675&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI953152(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kone Oy filed Critical Kone Oy
Priority to FI953152A priority Critical patent/FI104440B/fi
Publication of FI953152A0 publication Critical patent/FI953152A0/fi
Priority to EP96660030A priority patent/EP0750117B2/en
Priority to DE69606803T priority patent/DE69606803T3/de
Priority to US08/667,850 priority patent/US5934891A/en
Publication of FI953152A publication Critical patent/FI953152A/fi
Application granted granted Critical
Publication of FI104440B publication Critical patent/FI104440B/fi

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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • F04C15/0049—Equalization of pressure pulses
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps 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
    • F04C2/16—Rotary-piston machines or pumps 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
    • F04C2/165—Rotary-piston machines or pumps 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 having more than two rotary pistons with parallel axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
FI953152A 1995-06-22 1995-06-22 Ruuvipumppu ja ruuvipumpun ruuvi FI104440B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI953152A FI104440B (fi) 1995-06-22 1995-06-22 Ruuvipumppu ja ruuvipumpun ruuvi
EP96660030A EP0750117B2 (en) 1995-06-22 1996-06-19 Screw pump and screw of a screw pump
DE69606803T DE69606803T3 (de) 1995-06-22 1996-06-19 Schraubenpumpe und Schraubenrotor für eine Schraubenpumpe
US08/667,850 US5934891A (en) 1995-06-22 1996-06-20 Constant leakage flow, pulsation free screw pump

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI953152 1995-06-22
FI953152A FI104440B (fi) 1995-06-22 1995-06-22 Ruuvipumppu ja ruuvipumpun ruuvi

Publications (3)

Publication Number Publication Date
FI953152A0 true FI953152A0 (fi) 1995-06-22
FI953152A FI953152A (fi) 1996-12-23
FI104440B FI104440B (fi) 2000-01-31

Family

ID=8543675

Family Applications (1)

Application Number Title Priority Date Filing Date
FI953152A FI104440B (fi) 1995-06-22 1995-06-22 Ruuvipumppu ja ruuvipumpun ruuvi

Country Status (4)

Country Link
US (1) US5934891A (fi)
EP (1) EP0750117B2 (fi)
DE (1) DE69606803T3 (fi)
FI (1) FI104440B (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6623262B1 (en) 2001-02-09 2003-09-23 Imd Industries, Inc. Method of reducing system pressure pulsation for positive displacement pumps
NO20011078D0 (no) * 2001-03-02 2001-03-02 Knut Stole Tenfjord Motorbase
FR2831614B1 (fr) * 2001-10-25 2004-01-23 Simon Kadoche Pompe hydraulique a vis reversible sans drainage externe
GB0226529D0 (en) * 2002-11-14 2002-12-18 Dana Automotive Ltd Pump
DE10257859C5 (de) * 2002-12-11 2012-03-15 Joh. Heinr. Bornemann Gmbh Schraubenspindelpumpe
US9845803B2 (en) 2012-06-28 2017-12-19 Sterling Industry Consult Gmbh Screw pump

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR799903A (fr) * 1935-11-21 1936-06-23 Pompe à liquide comportant une chambre de pompe formée entre des cloisons de séparation glissant de façon hermétique le long d'une paroi, du côté de l'aspiration,vers le côté du refoulement
GB448235A (en) * 1935-11-21 1936-06-04 Cornelis Houttuin Improvements in or relating to rotary liquid pumps and the like
US2165963A (en) * 1938-04-25 1939-07-11 Curtis Pump Co Constant flow nonpulsating pump
US2652192A (en) * 1947-06-13 1953-09-15 Curtiss Wright Corp Compound-lead screw compressor or fluid motor
US2922377A (en) * 1957-09-26 1960-01-26 Joseph E Whitfield Multiple arc generated rotors having diagonally directed fluid discharge flow
US3086474A (en) * 1960-02-18 1963-04-23 Laval Turbine Screw pump
SE383774B (sv) * 1975-04-02 1976-03-29 Imo Industri Ab Skruvpump
JPH07111184B2 (ja) * 1988-12-05 1995-11-29 株式会社荏原製作所 スクリュ−圧縮機
DE4107315A1 (de) 1990-03-08 1991-09-12 Allweiler Ag Schraubenspindelpumpe
US5123821A (en) * 1990-03-08 1992-06-23 Allweiler Ag Screw spindle pump with a reduced pulsation effect
WO1992009807A1 (en) * 1990-11-30 1992-06-11 Kabushiki Kaisha Maekawa Seisakusho Fluid jetting type screw compressor
CA2058325A1 (en) * 1990-12-24 1992-06-25 Mark E. Baran Positive displacement pumps

Also Published As

Publication number Publication date
FI953152A (fi) 1996-12-23
DE69606803T3 (de) 2008-02-28
DE69606803D1 (de) 2000-04-06
US5934891A (en) 1999-08-10
FI104440B (fi) 2000-01-31
EP0750117B2 (en) 2007-09-26
DE69606803T2 (de) 2000-11-16
EP0750117A1 (en) 1996-12-27
EP0750117B1 (en) 2000-03-01

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Legal Events

Date Code Title Description
HC Name/ company changed in application

Owner name: KONE CORPORATION

MM Patent lapsed