EP2059672A4 - TELESCOPIC GEAR PUMPS AND MOTORS WITH LONG LIFE OF LIFE - Google Patents

TELESCOPIC GEAR PUMPS AND MOTORS WITH LONG LIFE OF LIFE

Info

Publication number
EP2059672A4
EP2059672A4 EP07814743.6A EP07814743A EP2059672A4 EP 2059672 A4 EP2059672 A4 EP 2059672A4 EP 07814743 A EP07814743 A EP 07814743A EP 2059672 A4 EP2059672 A4 EP 2059672A4
Authority
EP
European Patent Office
Prior art keywords
life
motors
gear pumps
telescopic gear
long life
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.)
Withdrawn
Application number
EP07814743.6A
Other languages
German (de)
French (fr)
Other versions
EP2059672A2 (en
Inventor
James A Ii O'brien
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.)
Limo Reid Inc
Original Assignee
Limo Reid Inc
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 Limo Reid Inc filed Critical Limo Reid Inc
Publication of EP2059672A2 publication Critical patent/EP2059672A2/en
Publication of EP2059672A4 publication Critical patent/EP2059672A4/en
Withdrawn legal-status Critical Current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
    • F04C2/10—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
    • F04C2/102—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 the two members rotating simultaneously around their respective axes
    • 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/185—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by varying the useful pumping length of the cooperating members in the axial direction
    • 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
    • F04C2/101—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 a crescent-shaped filler element, located between the inner and outer intermeshing members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
EP07814743.6A 2006-09-08 2007-09-07 TELESCOPIC GEAR PUMPS AND MOTORS WITH LONG LIFE OF LIFE Withdrawn EP2059672A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82498106P 2006-09-08 2006-09-08
PCT/US2007/077852 WO2008031012A2 (en) 2006-09-08 2007-09-07 Long life telescoping gear pumps and motors

Publications (2)

Publication Number Publication Date
EP2059672A2 EP2059672A2 (en) 2009-05-20
EP2059672A4 true EP2059672A4 (en) 2014-05-14

Family

ID=39158083

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07814743.6A Withdrawn EP2059672A4 (en) 2006-09-08 2007-09-07 TELESCOPIC GEAR PUMPS AND MOTORS WITH LONG LIFE OF LIFE

Country Status (5)

Country Link
EP (1) EP2059672A4 (en)
JP (1) JP2010502895A (en)
CN (1) CN101535633B (en)
BR (1) BRPI0716188A2 (en)
WO (1) WO2008031012A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102410212B (en) * 2011-12-06 2015-01-21 张意立 Tower spring compensation inner and outer gear wheel pump
CZ304353B6 (en) * 2012-11-13 2014-03-19 Enetrans S.R.O. Gear-type pump or motor
CN105317545A (en) * 2014-07-13 2016-02-10 徐建宁 Dual-connecting-rod hydraulic engine
SG11202000958UA (en) * 2017-08-21 2020-02-27 Macnaught Pty Ltd Reel braking system
CN107726669A (en) * 2017-11-18 2018-02-23 山东阿尔普尔节能装备有限公司 Enthalpy ultra-low temperature air source heat pump is mended in a kind of frequency conversion
DE102017223675B4 (en) * 2017-12-22 2023-01-26 Eckerle Technologies GmbH fluid delivery device
DE102018133680A1 (en) * 2018-12-28 2020-07-02 Schwäbische Hüttenwerke Automotive GmbH Rotary pump with axial compensation, outlet seal for one pump and pre-assembled pump unit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1853430A (en) * 1930-02-20 1932-04-12 Viking Pump Company Rotary pump
JPS5776284A (en) * 1980-10-28 1982-05-13 Canon Inc Gear pump
JPS59175618U (en) * 1983-05-12 1984-11-24 日産自動車株式会社 Oil pump for internal combustion engines
JPS61223282A (en) * 1985-03-26 1986-10-03 Honda Motor Co Ltd oil pump equipment
JPS6276294U (en) * 1985-10-31 1987-05-15
JPH01159479A (en) * 1987-12-14 1989-06-22 Mazda Motor Corp Pump structure for automobile
US4940394A (en) * 1988-10-18 1990-07-10 Baker Hughes, Inc. Adjustable wearplates rotary pump
JPH0419375A (en) * 1990-05-11 1992-01-23 Mitsubishi Materials Corp Internal oil motor and internal oil pump
JPH11247766A (en) * 1998-02-27 1999-09-14 Mikuni Adec Corp Trochoid pump
JP2002195147A (en) * 2000-12-25 2002-07-10 Eaton Hydraulics Co Ltd Hydraulic motor
FR2835300B1 (en) * 2002-01-29 2004-02-27 Valeo FLEXIBLE CLUTCH STEERING WHEEL, ESPECIALLY FOR MOTOR VEHICLES
CN2549210Y (en) * 2002-05-20 2003-05-07 杭州萧山云祥工程机械厂 Double-axial seal compensating high pressure gear pump
WO2005100780A2 (en) * 2004-04-09 2005-10-27 Hybra-Drive Systems, Llc Variable capacity pump/motor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
BRPI0716188A2 (en) 2013-11-12
JP2010502895A (en) 2010-01-28
CN101535633A (en) 2009-09-16
WO2008031012A3 (en) 2008-09-04
WO2008031012A2 (en) 2008-03-13
EP2059672A2 (en) 2009-05-20
CN101535633B (en) 2013-05-29

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090306

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: LIMO-REID, INC.

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140416

RIC1 Information provided on ipc code assigned before grant

Ipc: F03C 4/00 20060101ALI20140410BHEP

Ipc: F04C 27/00 20060101ALI20140410BHEP

Ipc: F04C 2/00 20060101ALI20140410BHEP

Ipc: F03C 2/00 20060101AFI20140410BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20141118