JPS6463676A - Lubrication oil pump device - Google Patents

Lubrication oil pump device

Info

Publication number
JPS6463676A
JPS6463676A JP21789387A JP21789387A JPS6463676A JP S6463676 A JPS6463676 A JP S6463676A JP 21789387 A JP21789387 A JP 21789387A JP 21789387 A JP21789387 A JP 21789387A JP S6463676 A JPS6463676 A JP S6463676A
Authority
JP
Japan
Prior art keywords
passages
gear pump
another passage
lubrication oil
gears
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.)
Pending
Application number
JP21789387A
Other languages
English (en)
Inventor
Katsuo Kawamura
Hiroshi Nasu
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.)
HIRAOKA KOGYO KK
Original Assignee
HIRAOKA KOGYO KK
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 HIRAOKA KOGYO KK filed Critical HIRAOKA KOGYO KK
Priority to JP21789387A priority Critical patent/JPS6463676A/ja
Publication of JPS6463676A publication Critical patent/JPS6463676A/ja
Pending 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/04—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations specially adapted for reversible machines or pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
JP21789387A 1987-09-02 1987-09-02 Lubrication oil pump device Pending JPS6463676A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21789387A JPS6463676A (en) 1987-09-02 1987-09-02 Lubrication oil pump device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21789387A JPS6463676A (en) 1987-09-02 1987-09-02 Lubrication oil pump device

Publications (1)

Publication Number Publication Date
JPS6463676A true JPS6463676A (en) 1989-03-09

Family

ID=16711410

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21789387A Pending JPS6463676A (en) 1987-09-02 1987-09-02 Lubrication oil pump device

Country Status (1)

Country Link
JP (1) JPS6463676A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7950911B2 (en) * 2005-12-27 2011-05-31 Sekisui Chemical Co., Ltd. Single stage root type-vacuum pump and vacuum fluid transport system employing the single stage root type-vacuum pump
WO2018159178A1 (ja) * 2017-02-28 2018-09-07 株式会社ミクニ ポンプ装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7950911B2 (en) * 2005-12-27 2011-05-31 Sekisui Chemical Co., Ltd. Single stage root type-vacuum pump and vacuum fluid transport system employing the single stage root type-vacuum pump
WO2018159178A1 (ja) * 2017-02-28 2018-09-07 株式会社ミクニ ポンプ装置
CN110366639A (zh) * 2017-02-28 2019-10-22 株式会社三国 泵装置
CN110366639B (zh) * 2017-02-28 2021-05-04 株式会社三国 泵装置
DE112018001037B4 (de) 2017-02-28 2023-12-14 Mikuni Corporation Pumpenvorrichtung

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