GB2211893B - Hydraulic gear machine (pump or motor) - Google Patents

Hydraulic gear machine (pump or motor)

Info

Publication number
GB2211893B
GB2211893B GB8825755A GB8825755A GB2211893B GB 2211893 B GB2211893 B GB 2211893B GB 8825755 A GB8825755 A GB 8825755A GB 8825755 A GB8825755 A GB 8825755A GB 2211893 B GB2211893 B GB 2211893B
Authority
GB
United Kingdom
Prior art keywords
pump
motor
hydraulic gear
gear machine
machine
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
GB8825755A
Other versions
GB2211893A (en
GB8825755D0 (en
Inventor
Gerhard Nonnenmacher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB8825755D0 publication Critical patent/GB8825755D0/en
Publication of GB2211893A publication Critical patent/GB2211893A/en
Application granted granted Critical
Publication of GB2211893B publication Critical patent/GB2211893B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F04C2/084—Toothed wheels
GB8825755A 1987-11-04 1988-11-03 Hydraulic gear machine (pump or motor) Expired - Lifetime GB2211893B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873737403 DE3737403A1 (en) 1987-11-04 1987-11-04 HYDRAULIC GEAR MACHINE (PUMP OR MOTOR)

Publications (3)

Publication Number Publication Date
GB8825755D0 GB8825755D0 (en) 1988-12-07
GB2211893A GB2211893A (en) 1989-07-12
GB2211893B true GB2211893B (en) 1992-01-02

Family

ID=6339750

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8825755A Expired - Lifetime GB2211893B (en) 1987-11-04 1988-11-03 Hydraulic gear machine (pump or motor)

Country Status (3)

Country Link
DE (1) DE3737403A1 (en)
GB (1) GB2211893B (en)
IT (2) IT215412Z2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4338876C2 (en) * 1993-11-13 2001-10-18 Mannesmann Rexroth Ag Hydraulic gear machine (hydraulic pump or hydraulic motor)
DE19548613C2 (en) * 1995-12-23 2003-08-21 Bosch Gmbh Robert gear machine
FR2881188B1 (en) * 2005-01-26 2013-11-15 Koyo Hpi METHOD FOR DESIGNING THE TOOTH PROFILES OF THE GEAR PUMP TOOLS AND PUMP PRODUCED ACCORDING TO SAID PROCESS

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269056A (en) * 1968-07-03 1972-03-29 Henry Edward Merritt Gear type pumps
US3709055A (en) * 1971-01-04 1973-01-09 L Grove Gear tooth profile
EP0334040A1 (en) * 1988-03-23 1989-09-27 Robert Bosch Gmbh Gear machine (pump or motor)

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269056A (en) * 1968-07-03 1972-03-29 Henry Edward Merritt Gear type pumps
US3709055A (en) * 1971-01-04 1973-01-09 L Grove Gear tooth profile
EP0334040A1 (en) * 1988-03-23 1989-09-27 Robert Bosch Gmbh Gear machine (pump or motor)

Also Published As

Publication number Publication date
GB2211893A (en) 1989-07-12
IT8822089V0 (en) 1988-11-02
DE3737403C2 (en) 1990-06-28
DE3737403A1 (en) 1989-05-24
IT215412Z2 (en) 1990-09-11
GB8825755D0 (en) 1988-12-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001103