KR970704968A - 헬리켈 기어 펌프 또는 모터 - Google Patents

헬리켈 기어 펌프 또는 모터

Info

Publication number
KR970704968A
KR970704968A KR1019970700047A KR19970700047A KR970704968A KR 970704968 A KR970704968 A KR 970704968A KR 1019970700047 A KR1019970700047 A KR 1019970700047A KR 19970700047 A KR19970700047 A KR 19970700047A KR 970704968 A KR970704968 A KR 970704968A
Authority
KR
South Korea
Prior art keywords
gear
hydraulic device
recess
hydraulic
teeth
Prior art date
Application number
KR1019970700047A
Other languages
English (en)
Korean (ko)
Inventor
바리 윈.
리차드. 가이 피치.
제레미. 아더 사이케스.
Original Assignee
원본 미기재
다비드 브라운 하이드로릭스 리미티드
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
Priority claimed from GB9413676A external-priority patent/GB9413676D0/en
Priority claimed from GBGB9506824.3A external-priority patent/GB9506824D0/en
Application filed by 원본 미기재, 다비드 브라운 하이드로릭스 리미티드 filed Critical 원본 미기재
Publication of KR970704968A publication Critical patent/KR970704968A/ko

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
    • F04C2/12—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
    • 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
    • F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • 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
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Gear Transmission (AREA)
  • Hydraulic Motors (AREA)
KR1019970700047A 1994-07-07 1995-07-07 헬리켈 기어 펌프 또는 모터 KR970704968A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9413676.9 1994-07-07
GB9413676A GB9413676D0 (en) 1994-07-07 1994-07-07 Hydraulic apparatus
GB9506824.3 1995-04-01
GBGB9506824.3A GB9506824D0 (en) 1995-04-01 1995-04-01 Hydraulic apparatus
PCT/GB1995/001610 WO1996001950A1 (en) 1994-07-07 1995-07-07 Helical gear pump or motor

Publications (1)

Publication Number Publication Date
KR970704968A true KR970704968A (ko) 1997-09-06

Family

ID=26305215

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970700047A KR970704968A (ko) 1994-07-07 1995-07-07 헬리켈 기어 펌프 또는 모터

Country Status (8)

Country Link
EP (1) EP0769104B1 (ja)
JP (1) JP3972072B2 (ja)
KR (1) KR970704968A (ja)
AT (1) ATE184080T1 (ja)
AU (1) AU2892895A (ja)
DE (1) DE69511870T2 (ja)
GB (1) GB2304155B (ja)
WO (1) WO1996001950A1 (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2312476B (en) * 1996-04-24 1999-12-08 Sauer Sundstrand Ltd Pressure balance control in gear pumps
DE19725462A1 (de) * 1997-06-16 1998-12-24 Storz Endoskop Gmbh Medizinische Zahnradpumpe zum Saugen und Spülen
FR2772839B1 (fr) * 1997-12-19 2000-02-11 Hydroperfect Int Pompe a carburant, notamment essence, en particulier pour l'injection directe du carburant dans un moteur a combustion interne, groupe electro-pompe comportant une telle pompe et vehicule automobile equipe d'un tel groupe electro-pompe
GB2336876B (en) * 1998-04-29 2001-06-27 Sauer Sundstrand Ltd Separated helical gear pump
US6739850B2 (en) * 2001-10-25 2004-05-25 Kyosan Denki Co., Ltd. Motor-type fuel pump for vehicle
US6887055B2 (en) 2002-10-25 2005-05-03 Mario Antonio Morselli Positive-displacement rotary pump
DE202006014930U1 (de) 2006-09-28 2008-02-14 Trw Automotive Gmbh Hydraulische Vorrichtung
ITBO20070172A1 (it) * 2007-03-14 2008-09-15 Mario Antonio Morselli Apparecchiatura idraulica ad ingranaggi perfezionata
EP2366414B1 (en) * 2008-07-18 2018-02-21 Becton, Dickinson and Company Dual chamber and gear pump assembly for a high pressure delivery system
IT1396898B1 (it) * 2008-12-02 2012-12-20 Marzocchi Pompe S P A Profilo dentato per rotori di pompe volumetriche ad ingranaggi a dentatura esterna.
US9404366B2 (en) 2009-10-30 2016-08-02 Settima Meccanica S.R.L. Gear wheel with profile capable of meshing with semi-encapsulation in a geared hydraulic apparatus
IT1398817B1 (it) 2009-10-30 2013-03-21 Morselli Ruota dentata con profilo atto ad ingranare con semi-incapsulamento in un'apparecchiatura idraulica ad ingranaggi
JP5395631B2 (ja) * 2009-11-13 2014-01-22 上田鉄工株式会社 ギヤポンプ
US9022761B2 (en) * 2012-08-22 2015-05-05 Roper Pump Company Elliptical gear pump fluid driving apparatus
CN102966537A (zh) * 2012-11-22 2013-03-13 无锡市东方液压件制造有限公司 一种适用于汽车转向系统的斜齿齿轮油泵
JP2014205129A (ja) * 2013-04-11 2014-10-30 エース技研株式会社 液体吐出ユニット
JP5465366B1 (ja) 2013-06-27 2014-04-09 住友精密工業株式会社 液圧装置
CN103644115A (zh) * 2013-08-29 2014-03-19 钟文填 双圆弧螺杆泵
DE102013226852A1 (de) 2013-12-20 2015-06-25 Volkswagen Aktiengesellschaft Zahnradpumpe
JP2017223197A (ja) * 2016-06-17 2017-12-21 住友精密工業株式会社 液圧装置
DE102017207733A1 (de) * 2017-05-08 2018-11-08 Robert Bosch Gmbh Außenzahnradmaschine, Abgaswärmerückgewinnungssystem mit einer Außenzahnradmaschine
US10634135B2 (en) * 2017-06-23 2020-04-28 Hamilton Sunstrand Corporation Reduction of cavitation in gear pumps
IT201800005956A1 (it) * 2018-06-01 2019-12-01 Macchina volumetrica ad ingranaggi con denti elicoidali
US11773845B2 (en) 2019-03-08 2023-10-03 Shimadzu Corporation Helical gear pump and helical gear motor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209611A (en) * 1961-05-02 1965-10-05 Iyoi Hitosi Teeth profiles of rotors for gear pumps of rotary type
FR1355756A (fr) * 1963-02-07 1964-03-20 Johannes Freres Pompe à engrenage perfectionnée destinée plus particulièrement aux engins de travaux publics
US4265606A (en) * 1979-11-21 1981-05-05 Lehnus Edward L Fositive displacement pulse free rotary fluid pump
DE3249585C2 (de) * 1982-09-07 1989-07-27 Ford Werke Ag Zahnradpumpe f}r inkompressible Medien
US5108275A (en) * 1990-12-17 1992-04-28 Sager William F Rotary pump having helical gear teeth with a small angle of wrap

Also Published As

Publication number Publication date
GB9700560D0 (en) 1997-03-05
GB2304155B (en) 1998-08-19
DE69511870T2 (de) 2000-05-04
JPH10502715A (ja) 1998-03-10
EP0769104A1 (en) 1997-04-23
WO1996001950A1 (en) 1996-01-25
EP0769104B1 (en) 1999-09-01
AU2892895A (en) 1996-02-09
ATE184080T1 (de) 1999-09-15
JP3972072B2 (ja) 2007-09-05
DE69511870D1 (de) 1999-10-07
GB2304155A (en) 1997-03-12

Similar Documents

Publication Publication Date Title
KR970704968A (ko) 헬리켈 기어 펌프 또는 모터
EP1540184B1 (en) Gear pump
US3303792A (en) Gear pump with trapping reliefs
EP2837827B1 (en) Hydraulic device
US3113524A (en) Gear pump with trapping reliefs
CA2235570A1 (en) Cavitation-free gear pump
US3890068A (en) Sealing arrangement for a fluid pressure device
GB2028429A (en) Rotary positive-displacement fluid-machines
US4553915A (en) Low pressure lubrication system for fluid device
US2990783A (en) Gear pumps
EP1515045A3 (en) Gear motor with start up control
JP2743616B2 (ja) ギヤポンプ
US3286643A (en) Gear pumps and motors
EP0183422B1 (en) Offset three-gear, two-system pump
GB2247923A (en) Rotary positive displacement hydraulic machines
EP0310292A2 (en) Bearing bush for a gear pump
CA1103989A (en) Geared pump
JP7124954B2 (ja) はすば歯車ポンプまたはモータ
US3781149A (en) Rotary fluid-pressure machines
JPH03202686A (ja) 歯車ポンプ
EP0701661B1 (en) Gear pump with controlled clamping force
GB2051242A (en) Rotary positive-displacement fluid-pressure motors
EP0685650B1 (en) External gear hydraulic device
US5403173A (en) Housing for intermeshing gear pump
US3582242A (en) Pressure loaded pump

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid