WO2008146352A1 - ポンプ - Google Patents

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Info

Publication number
WO2008146352A1
WO2008146352A1 PCT/JP2007/060790 JP2007060790W WO2008146352A1 WO 2008146352 A1 WO2008146352 A1 WO 2008146352A1 JP 2007060790 W JP2007060790 W JP 2007060790W WO 2008146352 A1 WO2008146352 A1 WO 2008146352A1
Authority
WO
WIPO (PCT)
Prior art keywords
relief valve
pump
passage
delivery passage
delivery
Prior art date
Application number
PCT/JP2007/060790
Other languages
English (en)
French (fr)
Inventor
Norio Takehana
Takehiko Naiki
Hiroyuki Oda
Junichi Kawato
Ryo Shichi
Original Assignee
Mikuni Corporation
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 Mikuni Corporation filed Critical Mikuni Corporation
Priority to PCT/JP2007/060790 priority Critical patent/WO2008146352A1/ja
Publication of WO2008146352A1 publication Critical patent/WO2008146352A1/ja

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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C15/064—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston machines or pumps
    • F04C15/066—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston machines or pumps of the non-return type
    • 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
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • F04C14/265—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels being obtained by displacing a lateral sealing face
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)

Abstract

　リリーフバルブの応答遅れの発生を無くして所望のオイル吐出量を確保すると共に、駆動トルクを低減できるようにしたポンプを提供するものである。 　吐出通路７０の流体圧力が所定の圧力未満の状態では吐出通路７０と吸入通路６８とを遮断し、吐出通路７０の流体圧力が所定以上の圧力になった場合に吐出通路７０と吸入通路６８とを連絡するためのリリーフバルブ６６を備えるポンプ６０において、駆動軸２０をリリーフバルブ６６の作動用ガイドとする。これによって、リリーフバルブ６６の動作を引っ掛かりなくスムースに行わせることができる。
PCT/JP2007/060790 2007-05-28 2007-05-28 ポンプ WO2008146352A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/060790 WO2008146352A1 (ja) 2007-05-28 2007-05-28 ポンプ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/060790 WO2008146352A1 (ja) 2007-05-28 2007-05-28 ポンプ

Publications (1)

Publication Number Publication Date
WO2008146352A1 true WO2008146352A1 (ja) 2008-12-04

Family

ID=40316818

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/060790 WO2008146352A1 (ja) 2007-05-28 2007-05-28 ポンプ

Country Status (1)

Country Link
WO (1) WO2008146352A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20100516A1 (it) * 2010-06-15 2011-12-16 Vhit Spa Macchina fluidica con regolazione della portata.
WO2014164415A1 (en) * 2013-03-11 2014-10-09 Imo Industries, Inc. Self adjusting gear pump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01108375U (ja) * 1988-01-14 1989-07-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01108375U (ja) * 1988-01-14 1989-07-21

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20100516A1 (it) * 2010-06-15 2011-12-16 Vhit Spa Macchina fluidica con regolazione della portata.
WO2011158167A3 (en) * 2010-06-15 2013-03-28 Vhit S.P.A. Fluidic gear machine with flow rate regulation
WO2014164415A1 (en) * 2013-03-11 2014-10-09 Imo Industries, Inc. Self adjusting gear pump
US9163628B2 (en) 2013-03-11 2015-10-20 Imo Industries, Inc. Self adjusting gear pump
JP2016515183A (ja) * 2013-03-11 2016-05-26 アイエムオー・インダストリーズ・インコーポレーテッド 自動調整式ギアポンプ
JP2017207070A (ja) * 2013-03-11 2017-11-24 アイエムオー・インダストリーズ・インコーポレーテッド 自動調整式ギアポンプ

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