EP0169904A4 - Rotor for vane pump and motor. - Google Patents

Rotor for vane pump and motor.

Info

Publication number
EP0169904A4
EP0169904A4 EP19840900881 EP84900881A EP0169904A4 EP 0169904 A4 EP0169904 A4 EP 0169904A4 EP 19840900881 EP19840900881 EP 19840900881 EP 84900881 A EP84900881 A EP 84900881A EP 0169904 A4 EP0169904 A4 EP 0169904A4
Authority
EP
European Patent Office
Prior art keywords
rotor
motor
vane pump
vane
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.)
Withdrawn
Application number
EP19840900881
Other languages
German (de)
French (fr)
Other versions
EP0169904A1 (en
Inventor
Hiroshi Sakamaki
Susumu Sugishita
Yukio Horikoshi
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.)
Nippon Piston Ring Co Ltd
Original Assignee
Nippon Piston Ring 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
Priority claimed from JP2861183A external-priority patent/JPS59155592A/en
Priority claimed from JP12875583A external-priority patent/JPS6022090A/en
Priority claimed from JP12875683A external-priority patent/JPS6022091A/en
Application filed by Nippon Piston Ring Co Ltd filed Critical Nippon Piston Ring Co Ltd
Publication of EP0169904A4 publication Critical patent/EP0169904A4/en
Publication of EP0169904A1 publication Critical patent/EP0169904A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
EP84900881A 1983-02-24 1984-02-22 Rotor for vane pump and motor Withdrawn EP0169904A1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP28611/83 1983-02-24
JP2861183A JPS59155592A (en) 1983-02-24 1983-02-24 Rotor for rotary hydraulic pump
JP12875583A JPS6022090A (en) 1983-07-16 1983-07-16 Rotor for rotary fluid pump
JP128756/83 1983-07-16
JP128755/83 1983-07-16
JP12875683A JPS6022091A (en) 1983-07-16 1983-07-16 Rotor for rotary fluid pump

Publications (2)

Publication Number Publication Date
EP0169904A4 true EP0169904A4 (en) 1985-10-17
EP0169904A1 EP0169904A1 (en) 1986-02-05

Family

ID=27286258

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84900881A Withdrawn EP0169904A1 (en) 1983-02-24 1984-02-22 Rotor for vane pump and motor

Country Status (2)

Country Link
EP (1) EP0169904A1 (en)
WO (1) WO1984003329A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6021134A (en) * 1983-07-16 1985-02-02 Nippon Piston Ring Co Ltd Production of rotor for rotary type fluid pump
JPS61152987A (en) * 1984-12-26 1986-07-11 Nippon Piston Ring Co Ltd Manufacture of rotor for rotary fluid pump
DE4030702A1 (en) * 1990-09-28 1992-04-02 Leybold Ag METHOD FOR PRODUCING A TURNING PISTON FOR A VACUUM PUMP AND TURNING PISTON PRODUCED BY THIS PROCESS
US5395221A (en) * 1993-03-18 1995-03-07 Praxair S.T. Technology, Inc. Carbide or boride coated rotor for a positive displacement motor or pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE307756C (en) *
US3552895A (en) * 1969-05-14 1971-01-05 Lear Siegler Inc Dry rotary vane pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE34277B1 (en) * 1968-09-12 1975-04-02 Ostberg Bernhard Nils Vane-type rotary positive-displacement pumps and compressors
JPS5010613U (en) * 1973-05-30 1975-02-03
JPS5738791B2 (en) * 1974-02-04 1982-08-17
JPS52116915A (en) * 1976-03-25 1977-09-30 Takashi Sakahashi Rotary compressors
JPS5541512U (en) * 1978-09-08 1980-03-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE307756C (en) *
US3552895A (en) * 1969-05-14 1971-01-05 Lear Siegler Inc Dry rotary vane pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO8403329A1 *

Also Published As

Publication number Publication date
WO1984003329A1 (en) 1984-08-30
EP0169904A1 (en) 1986-02-05

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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: 19850218

AK Designated contracting states

Designated state(s): DE FR GB

17Q First examination report despatched

Effective date: 19860825

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

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Withdrawal date: 19861229

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SAKAMAKI, HIROSHI

Inventor name: HORIKOSHI, YUKIO

Inventor name: SUGISHITA, SUSUMU