JP2502894Y2 - オイルポンプのリリ―フ弁構造 - Google Patents

オイルポンプのリリ―フ弁構造

Info

Publication number
JP2502894Y2
JP2502894Y2 JP9070890U JP9070890U JP2502894Y2 JP 2502894 Y2 JP2502894 Y2 JP 2502894Y2 JP 9070890 U JP9070890 U JP 9070890U JP 9070890 U JP9070890 U JP 9070890U JP 2502894 Y2 JP2502894 Y2 JP 2502894Y2
Authority
JP
Japan
Prior art keywords
relief valve
valve body
oil pump
groove
hole portion
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
JP9070890U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0449682U (en, 2012
Inventor
勝 天野
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.)
Yamada Manufacturing Co Ltd
Original Assignee
Yamada Manufacturing Co 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 Yamada Manufacturing Co Ltd filed Critical Yamada Manufacturing Co Ltd
Priority to JP9070890U priority Critical patent/JP2502894Y2/ja
Publication of JPH0449682U publication Critical patent/JPH0449682U/ja
Application granted granted Critical
Publication of JP2502894Y2 publication Critical patent/JP2502894Y2/ja
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
    • F04C2/10—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
    • F04C14/24—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Safety Valves (AREA)
JP9070890U 1990-08-31 1990-08-31 オイルポンプのリリ―フ弁構造 Expired - Lifetime JP2502894Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9070890U JP2502894Y2 (ja) 1990-08-31 1990-08-31 オイルポンプのリリ―フ弁構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9070890U JP2502894Y2 (ja) 1990-08-31 1990-08-31 オイルポンプのリリ―フ弁構造

Publications (2)

Publication Number Publication Date
JPH0449682U JPH0449682U (en, 2012) 1992-04-27
JP2502894Y2 true JP2502894Y2 (ja) 1996-06-26

Family

ID=31825681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9070890U Expired - Lifetime JP2502894Y2 (ja) 1990-08-31 1990-08-31 オイルポンプのリリ―フ弁構造

Country Status (1)

Country Link
JP (1) JP2502894Y2 (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4636108B2 (ja) * 2007-12-25 2011-02-23 パナソニック電工株式会社 ベーンポンプ
JP6459125B2 (ja) * 2015-01-19 2019-01-30 三菱重工エンジニアリング株式会社 安全弁、圧縮機、タンク、ブレーキ制御装置、ブレーキシステム及び車両

Also Published As

Publication number Publication date
JPH0449682U (en, 2012) 1992-04-27

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