CH521522A - Hydraulic device that can be used as a liquid pump or hydraulic motor - Google Patents

Hydraulic device that can be used as a liquid pump or hydraulic motor

Info

Publication number
CH521522A
CH521522A CH740070A CH740070A CH521522A CH 521522 A CH521522 A CH 521522A CH 740070 A CH740070 A CH 740070A CH 740070 A CH740070 A CH 740070A CH 521522 A CH521522 A CH 521522A
Authority
CH
Switzerland
Prior art keywords
hydraulic
liquid pump
hydraulic motor
hydraulic device
motor
Prior art date
Application number
CH740070A
Other languages
German (de)
Inventor
Hartmann Philip
Emil Lake Jack
Original Assignee
Koehring Co
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 Koehring Co filed Critical Koehring Co
Publication of CH521522A publication Critical patent/CH521522A/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
    • 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
    • F04C2/088—Elements in the toothed wheels or the carter for relieving the pressure of fluid imprisoned in the zones of engagement
    • 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
    • F04C2/30—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/36—Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having both the movements defined in groups F04C2/22 and F04C2/24

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Hydraulic Motors (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
CH740070A 1969-05-21 1970-05-19 Hydraulic device that can be used as a liquid pump or hydraulic motor CH521522A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82650569A 1969-05-21 1969-05-21

Publications (1)

Publication Number Publication Date
CH521522A true CH521522A (en) 1972-04-15

Family

ID=25246714

Family Applications (1)

Application Number Title Priority Date Filing Date
CH740070A CH521522A (en) 1969-05-21 1970-05-19 Hydraulic device that can be used as a liquid pump or hydraulic motor

Country Status (5)

Country Link
US (1) US3574490A (en)
JP (1) JPS5024725B1 (en)
CH (1) CH521522A (en)
FR (1) FR2048592A5 (en)
GB (1) GB1301576A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL71329B1 (en) * 1971-12-01 1974-06-29
US3791149A (en) * 1972-07-11 1974-02-12 Gardner Denver Co Rotary eccentric fluid motor
US3981646A (en) * 1973-03-15 1976-09-21 Lucas Aerospace Limited Gear pumps and motors
US4145168A (en) * 1976-11-12 1979-03-20 Bobby J. Travis Fluid flow rotating machinery of lobe type
CN1058773C (en) * 1998-03-11 2000-11-22 绵阳市奥神科技有限公司 Composite gear tooth-type gas compressor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US152904A (en) * 1874-07-14 Improvement in rotary pumps
US1652323A (en) * 1921-12-15 1927-12-13 Pettersson Pehr Axel Pump
FR793396A (en) * 1934-10-30 1936-01-23 Two-module gear, especially for pumps and similar applications
US2246235A (en) * 1939-01-18 1941-06-17 Beach Benson H Sparling Internal combustion engine
US2601003A (en) * 1946-05-17 1952-06-17 Bendix Aviat Corp Gear pump
US3444819A (en) * 1966-07-16 1969-05-20 Telehoist Ltd Hydraulic motors and pumps

Also Published As

Publication number Publication date
FR2048592A5 (en) 1971-03-19
DE2024542A1 (en) 1970-11-26
GB1301576A (en) 1972-12-29
US3574490A (en) 1971-04-13
DE2024542B2 (en) 1975-06-05
JPS5024725B1 (en) 1975-08-18

Similar Documents

Publication Publication Date Title
NL145021B (en) LIQUID PUMP.
DK146573C (en) HYDRAULIC, REMOVABLE SPEED ENGINE OR PUMP
NL156523B (en) WRITING DEVICE WORKING WITH LIQUID DROPS.
NL156039B (en) FLUID INFUSION DEVICE.
NL149445B (en) SAFETY DEVICE.
CH516088A (en) Liquid pump
AT250179B (en) Device that can be used as a reversible pump, compressor or volumetric motor
NL162721C (en) SCREW PUMP.
DE2014270B2 (en) PUMP UNIT SUBMERSIBLE INTO A LIQUID
NL148984B (en) SUBMERSIBLE PUMP UNIT.
NO137792C (en) SENTRIFUGAL PUMP.
CH521522A (en) Hydraulic device that can be used as a liquid pump or hydraulic motor
CH522825A (en) Motor pump
SE408931B (en) MACHINE INTENDED TO BE USED AS A MOTOR OR PUMP
CH520263A (en) Hydraulic motor
AT304743B (en) Hydraulic fluid
CH550942A (en) CELL MACHINE CAN BE USED AS PUMP OR MOTOR.
ES195599Y (en) HYDRAULIC PUMP DEVICE.
DK126267B (en) Oil pump.
NL171382C (en) Loupe.
AT301354B (en) Submersible pump unit
CH503909A (en) Device for moving liquid, in particular a pump
AT305037B (en) Liquid gear pump, in particular heating oil pump
AT302745B (en) Liquid pump
DK140436B (en) Hydraulic fluid.

Legal Events

Date Code Title Description
PL Patent ceased