IT1168039B - PUMP, OF THE TYPE INCLUDING AN EXTERNALLY TOOTHED OR LOBE ROTOR ASSEMBLED ECCENTRICALLY WITHIN AN EXTERNAL ROTOR INTERNALLY TOOTHED OR LOBE AND GEARED WITH IT - Google Patents

PUMP, OF THE TYPE INCLUDING AN EXTERNALLY TOOTHED OR LOBE ROTOR ASSEMBLED ECCENTRICALLY WITHIN AN EXTERNAL ROTOR INTERNALLY TOOTHED OR LOBE AND GEARED WITH IT

Info

Publication number
IT1168039B
IT1168039B IT24549/81A IT2454981A IT1168039B IT 1168039 B IT1168039 B IT 1168039B IT 24549/81 A IT24549/81 A IT 24549/81A IT 2454981 A IT2454981 A IT 2454981A IT 1168039 B IT1168039 B IT 1168039B
Authority
IT
Italy
Prior art keywords
lobe
toothed
geared
rotor
pump
Prior art date
Application number
IT24549/81A
Other languages
Italian (it)
Other versions
IT8124549A0 (en
Inventor
Ian Trevor Bristow
Alec Thornelow
Original Assignee
Hobourn Eaton Ltd
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 Hobourn Eaton Ltd filed Critical Hobourn Eaton Ltd
Publication of IT8124549A0 publication Critical patent/IT8124549A0/en
Application granted granted Critical
Publication of IT1168039B publication Critical patent/IT1168039B/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
    • F04C2/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
IT24549/81A 1980-10-17 1981-10-16 PUMP, OF THE TYPE INCLUDING AN EXTERNALLY TOOTHED OR LOBE ROTOR ASSEMBLED ECCENTRICALLY WITHIN AN EXTERNAL ROTOR INTERNALLY TOOTHED OR LOBE AND GEARED WITH IT IT1168039B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8033675 1980-10-17

Publications (2)

Publication Number Publication Date
IT8124549A0 IT8124549A0 (en) 1981-10-16
IT1168039B true IT1168039B (en) 1987-05-20

Family

ID=10516763

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24549/81A IT1168039B (en) 1980-10-17 1981-10-16 PUMP, OF THE TYPE INCLUDING AN EXTERNALLY TOOTHED OR LOBE ROTOR ASSEMBLED ECCENTRICALLY WITHIN AN EXTERNAL ROTOR INTERNALLY TOOTHED OR LOBE AND GEARED WITH IT

Country Status (3)

Country Link
DE (2) DE3141193A1 (en)
FR (1) FR2492474B1 (en)
IT (1) IT1168039B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3620705A1 (en) * 1986-06-20 1987-12-23 Schwaebische Huettenwerke Gmbh Internal gear wheel pump as lubricating oil pump
MY141586A (en) 2002-07-18 2010-05-14 Mitsubishi Materials Pmg Corp Oil pump rotor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE691455C (en) * 1936-12-01 1940-07-08 Oskar Posch Dipl Ing Gear pump for periodic pumping of liquid
US2389728A (en) * 1943-10-14 1945-11-27 Myron F Hill Elliptical contour for rotor teeth
GB681883A (en) * 1950-03-10 1952-10-29 Hobourn Eaton Mfg Co Ltd Improvements relating to internal gear pumps
US2696170A (en) * 1951-10-04 1954-12-07 Hill Myron Francis Circulating pump
DE1451751A1 (en) * 1964-12-05 1969-05-14 Girguis Sophy Labib Rotary piston machine
US3453966A (en) * 1967-05-04 1969-07-08 Reliance Electric & Eng Co Hydraulic motor or pump device
GB1316934A (en) * 1969-09-19 1973-05-16 Hobourn Eaton Mfg Co Ltd Rotary pumps and motors of the type incorporating inner and outer lobed members
JPS50702B2 (en) * 1971-08-28 1975-01-10
DE2705256A1 (en) * 1977-02-09 1978-08-10 Bosch Gmbh Robert Pump or motor with internally and externally toothed wheels - has tooth profiles with non-radial axis of symmetry to form multiple vanes

Also Published As

Publication number Publication date
IT8124549A0 (en) 1981-10-16
DE3141193A1 (en) 1982-05-19
FR2492474A1 (en) 1982-04-23
FR2492474B1 (en) 1987-10-30
DE8130321U1 (en) 1982-03-25

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