JPS5471413A - Vacuum pump - Google Patents

Vacuum pump

Info

Publication number
JPS5471413A
JPS5471413A JP13745477A JP13745477A JPS5471413A JP S5471413 A JPS5471413 A JP S5471413A JP 13745477 A JP13745477 A JP 13745477A JP 13745477 A JP13745477 A JP 13745477A JP S5471413 A JPS5471413 A JP S5471413A
Authority
JP
Japan
Prior art keywords
vacuum pump
vacuum
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
JP13745477A
Other languages
Japanese (ja)
Other versions
JPS5723794B2 (en
Inventor
Yukio Murata
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.)
Sanwa Seiki Ltd
Original Assignee
Sanwa Seiki 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 Sanwa Seiki Ltd filed Critical Sanwa Seiki Ltd
Priority to JP13745477A priority Critical patent/JPS5471413A/en
Publication of JPS5471413A publication Critical patent/JPS5471413A/en
Publication of JPS5723794B2 publication Critical patent/JPS5723794B2/ja
Granted 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
    • F01C21/10—Outer members for co-operation with rotary pistons; Casings
    • F01C21/104—Stators; Members defining the outer boundaries of the working chamber
    • F01C21/106—Stators; Members defining the outer boundaries of the working chamber with a radial surface, e.g. cam rings
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
JP13745477A 1977-11-16 1977-11-16 Vacuum pump Granted JPS5471413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13745477A JPS5471413A (en) 1977-11-16 1977-11-16 Vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13745477A JPS5471413A (en) 1977-11-16 1977-11-16 Vacuum pump

Publications (2)

Publication Number Publication Date
JPS5471413A true JPS5471413A (en) 1979-06-08
JPS5723794B2 JPS5723794B2 (en) 1982-05-20

Family

ID=15198974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13745477A Granted JPS5471413A (en) 1977-11-16 1977-11-16 Vacuum pump

Country Status (1)

Country Link
JP (1) JPS5471413A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002070774A (en) * 2000-09-04 2002-03-08 Seiko Instruments Inc Gaseous compressor
KR100494415B1 (en) * 2002-10-22 2005-06-13 현대자동차주식회사 Oil vacuum pump structure
US7014439B2 (en) 2002-07-29 2006-03-21 Denso Corporation Vane pump having volume variable pump chambers communicatable with inlet and outlet

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0237662U (en) * 1988-09-05 1990-03-13

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002070774A (en) * 2000-09-04 2002-03-08 Seiko Instruments Inc Gaseous compressor
US7014439B2 (en) 2002-07-29 2006-03-21 Denso Corporation Vane pump having volume variable pump chambers communicatable with inlet and outlet
KR100494415B1 (en) * 2002-10-22 2005-06-13 현대자동차주식회사 Oil vacuum pump structure

Also Published As

Publication number Publication date
JPS5723794B2 (en) 1982-05-20

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