IT7920017A0 - Pompe, compressori e motori a ingranaggi elicoidali. - Google Patents

Pompe, compressori e motori a ingranaggi elicoidali.

Info

Publication number
IT7920017A0
IT7920017A0 IT7920017A IT2001779A IT7920017A0 IT 7920017 A0 IT7920017 A0 IT 7920017A0 IT 7920017 A IT7920017 A IT 7920017A IT 2001779 A IT2001779 A IT 2001779A IT 7920017 A0 IT7920017 A0 IT 7920017A0
Authority
IT
Italy
Prior art keywords
compressors
pumps
helical gear
gear motors
motors
Prior art date
Application number
IT7920017A
Other languages
English (en)
Other versions
IT1110638B (it
Original Assignee
Oakes Ltd E T
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 Oakes Ltd E T filed Critical Oakes Ltd E T
Publication of IT7920017A0 publication Critical patent/IT7920017A0/it
Application granted granted Critical
Publication of IT1110638B publication Critical patent/IT1110638B/it

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
    • 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
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C2/1071—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • F04C2/1073—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member is stationary while the other member rotates and orbits
    • F04C2/1075—Construction of the stationary member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/008—Driving elements, brakes, couplings, transmissions specially adapted for rotary or oscillating-piston machines or engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Gears, Cams (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
IT20017/79A 1978-02-10 1979-02-08 Pompe compressori e motori a ingranaggi elicoidali IT1110638B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB554278 1978-02-10

Publications (2)

Publication Number Publication Date
IT7920017A0 true IT7920017A0 (it) 1979-02-08
IT1110638B IT1110638B (it) 1985-12-23

Family

ID=9798135

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20017/79A IT1110638B (it) 1978-02-10 1979-02-08 Pompe compressori e motori a ingranaggi elicoidali

Country Status (13)

Country Link
US (1) US4273521A (it)
EP (1) EP0003676B1 (it)
JP (1) JPS54117913A (it)
AR (1) AR220174A1 (it)
AU (1) AU4409479A (it)
BR (1) BR7900775A (it)
CA (1) CA1127455A (it)
DD (1) DD141941A5 (it)
DE (1) DE2960667D1 (it)
ES (1) ES477556A1 (it)
IT (1) IT1110638B (it)
PL (1) PL117025B1 (it)
ZA (1) ZA79440B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5663882U (it) * 1979-10-22 1981-05-29
JPS5663881U (it) * 1979-10-22 1981-05-29
JPS60162088A (ja) * 1984-01-31 1985-08-23 Heishin Sobi Kk 一軸偏心ねじポンプのロ−タ−駆動装置
US6093004A (en) * 1998-02-12 2000-07-25 Zenergy Llc Pump/motor apparatus using 2-lobe stator
US6241494B1 (en) * 1998-09-18 2001-06-05 Schlumberger Technology Company Non-elastomeric stator and downhole drilling motors incorporating same
DE19849098A1 (de) * 1998-10-24 2000-04-27 Leybold Vakuum Gmbh Exzenterschneckenpumpe bzw. Innenspindelpumpe
FR2826407B1 (fr) * 2001-06-21 2004-04-16 Pcm Pompes Stator de pompe moineau et procede pour sa fabrication
GB2454700B (en) * 2007-11-15 2013-05-15 Schlumberger Holdings Work extraction from downhole progressive cavity devices
GB0722850D0 (en) * 2007-11-22 2008-01-02 Advanced Interactive Materials Net or near net shape powder metallurgy process
GB0805250D0 (en) * 2008-03-20 2008-04-30 Advanced Interactive Materials Stator for use in helicoidal motor
GB0805242D0 (en) * 2008-03-20 2008-04-30 Advanced Interactive Materials Net-shape or near net-shape powder isostatic pressing process
GB0807008D0 (en) * 2008-04-17 2008-05-21 Advanced Interactive Materials Helicoidal motors for use in down-hole drilling
CN103174646A (zh) * 2011-12-20 2013-06-26 重庆明珠机电有限公司 应用于单螺杆泵的端头支撑装置
CN103075340A (zh) * 2012-12-29 2013-05-01 重庆明珠机电有限公司 单螺杆泵轴向推力消除装置
JP6188015B2 (ja) * 2013-05-21 2017-08-30 兵神装備株式会社 一軸偏心ねじポンプ
DE102016207247A1 (de) * 2016-04-28 2017-11-02 BSH Hausgeräte GmbH Exzenterschneckenpumpe
EP3382203B1 (en) * 2017-03-30 2024-05-15 Roper Pump Company LLC Progressive cavity pump with integrated heating jacket
CN111396319A (zh) * 2019-08-27 2020-07-10 加西贝拉压缩机有限公司 一种冰箱压缩机用泵油结构

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1271576A (it) * 1962-01-19
GB425447A (en) * 1933-08-17 1935-03-14 Olof Verner Fixen Improvements in screw engines, pumps or meters
GB441246A (en) * 1935-03-21 1936-01-15 Rene Joseph Louis Moineau Improvements in gear mechanisms, adapted for use as pumps, compressors, motors or transmission devices
GB549813A (en) * 1942-01-28 1942-12-08 Robert Brennan An improved construction of rotary pump
US2483370A (en) * 1946-06-18 1949-09-27 Robbins & Myers Helical multiple pump
US2505136A (en) * 1946-06-18 1950-04-25 Robbins & Myers Internal helical gear pump
DE1403941A1 (de) * 1961-04-22 1969-01-16 Seeberger Kg Schraubenpumpe (oder -motor) mit ueber Umlaufgetriebe zwangsgefuehrtem Laeufer
IT956647B (it) * 1971-06-24 1973-10-10 Kramer H Dispositivo di trasporto partico larmente pompa

Also Published As

Publication number Publication date
ZA79440B (en) 1980-09-24
EP0003676B1 (en) 1981-08-26
PL117025B1 (en) 1981-07-31
US4273521A (en) 1981-06-16
EP0003676A1 (en) 1979-08-22
AU4409479A (en) 1979-08-16
DD141941A5 (de) 1980-05-28
IT1110638B (it) 1985-12-23
PL213350A1 (pl) 1979-10-22
ES477556A1 (es) 1979-07-16
DE2960667D1 (en) 1981-11-19
BR7900775A (pt) 1979-08-28
CA1127455A (en) 1982-07-13
JPS54117913A (en) 1979-09-13
AR220174A1 (es) 1980-10-15

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