EP1852612A4 - Gear pump - Google Patents

Gear pump

Info

Publication number
EP1852612A4
EP1852612A4 EP06714031A EP06714031A EP1852612A4 EP 1852612 A4 EP1852612 A4 EP 1852612A4 EP 06714031 A EP06714031 A EP 06714031A EP 06714031 A EP06714031 A EP 06714031A EP 1852612 A4 EP1852612 A4 EP 1852612A4
Authority
EP
European Patent Office
Prior art keywords
gear pump
gear
pump
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.)
Granted
Application number
EP06714031A
Other languages
German (de)
French (fr)
Other versions
EP1852612A1 (en
EP1852612B1 (en
Inventor
Motohiro Okada
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.)
Shimadzu Mectem Inc
Original Assignee
Shimadzu Mectem 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
Priority claimed from PCT/JP2005/015675 external-priority patent/WO2006090495A1/en
Application filed by Shimadzu Mectem Inc filed Critical Shimadzu Mectem Inc
Publication of EP1852612A1 publication Critical patent/EP1852612A1/en
Publication of EP1852612A4 publication Critical patent/EP1852612A4/en
Application granted granted Critical
Publication of EP1852612B1 publication Critical patent/EP1852612B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/001—Pumps for particular liquids
    • F04C13/002—Pumps for particular liquids for homogeneous viscous liquids
    • 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
    • F04C2/18—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 similar tooth forms
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0096—Heating; Cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
EP06714031.9A 2005-02-24 2006-02-17 Gear pump Active EP1852612B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005048965 2005-02-24
PCT/JP2005/015675 WO2006090495A1 (en) 2005-02-24 2005-08-29 Gear pump
PCT/JP2006/302890 WO2006090652A1 (en) 2005-02-24 2006-02-17 Gear pump

Publications (3)

Publication Number Publication Date
EP1852612A1 EP1852612A1 (en) 2007-11-07
EP1852612A4 true EP1852612A4 (en) 2010-07-07
EP1852612B1 EP1852612B1 (en) 2017-07-05

Family

ID=36927293

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06714031.9A Active EP1852612B1 (en) 2005-02-24 2006-02-17 Gear pump

Country Status (2)

Country Link
EP (1) EP1852612B1 (en)
WO (1) WO2006090652A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20070172A1 (en) * 2007-03-14 2008-09-15 Mario Antonio Morselli HYDRAULIC EQUIPMENT WITH REFINED GEARS
CN102562576A (en) * 2012-01-17 2012-07-11 浙江中禾机械有限公司 Milk delivery pump
JP6002005B2 (en) * 2012-11-02 2016-10-05 住友ゴム工業株式会社 Gear pump extruder and method of manufacturing an extrusion gear used therefor
DE102016216159A1 (en) * 2016-08-29 2018-03-01 Robert Bosch Gmbh External gear pump for a waste heat recovery system
CN109931258A (en) * 2018-11-21 2019-06-25 中国航发西安动力控制科技有限公司 A kind of gear pair of fuel oil gear pump
RU206547U1 (en) * 2021-06-21 2021-09-15 Сергей Иванович Никитин GEAR PUMP
RU210280U1 (en) * 2021-12-20 2022-04-05 Сергей Иванович Никитин GEAR PUMP

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5064804A (en) * 1973-10-11 1975-06-02
DE4012929A1 (en) * 1989-04-29 1990-10-31 Barmag Barmer Maschf Gear pump for delivering plastics melts - has groove4 in teeth of gears

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5138922B1 (en) * 1968-02-19 1976-10-25
JPS501004Y1 (en) * 1968-04-19 1975-01-11
JPS56127391U (en) * 1980-02-07 1981-09-28
JP2005048965A (en) 2003-07-29 2005-02-24 Hitachi Home & Life Solutions Inc Separation type air conditioner

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5064804A (en) * 1973-10-11 1975-06-02
DE4012929A1 (en) * 1989-04-29 1990-10-31 Barmag Barmer Maschf Gear pump for delivering plastics melts - has groove4 in teeth of gears

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006090652A1 *

Also Published As

Publication number Publication date
WO2006090652A1 (en) 2006-08-31
EP1852612A1 (en) 2007-11-07
EP1852612B1 (en) 2017-07-05

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