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ES515526A0 - IMPROVEMENTS IN A VACUUM FIN PUMP. - Google Patents

IMPROVEMENTS IN A VACUUM FIN PUMP.

Info

Publication number
ES515526A0
ES515526A0 ES515526A ES515526A ES515526A0 ES 515526 A0 ES515526 A0 ES 515526A0 ES 515526 A ES515526 A ES 515526A ES 515526 A ES515526 A ES 515526A ES 515526 A0 ES515526 A0 ES 515526A0
Authority
ES
Spain
Prior art keywords
fin pump
vacuum
vacuum fin
pump
fin
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
ES515526A
Other languages
Spanish (es)
Other versions
ES8305893A1 (en
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of ES8305893A1 publication Critical patent/ES8305893A1/en
Publication of ES515526A0 publication Critical patent/ES515526A0/en
Granted 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
    • 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
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—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 pumps
    • F04C29/126—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 pumps of the non-return type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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
    • F04C2220/00—Application
    • F04C2220/10—Vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
ES515526A 1981-09-08 1982-09-07 IMPROVEMENTS IN A VACUUM FIN PUMP. Granted ES515526A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813135438 DE3135438A1 (en) 1981-09-08 1981-09-08 Vacuum vane pump

Publications (2)

Publication Number Publication Date
ES8305893A1 ES8305893A1 (en) 1983-05-01
ES515526A0 true ES515526A0 (en) 1983-05-01

Family

ID=6141080

Family Applications (1)

Application Number Title Priority Date Filing Date
ES515526A Granted ES515526A0 (en) 1981-09-08 1982-09-07 IMPROVEMENTS IN A VACUUM FIN PUMP.

Country Status (3)

Country Link
JP (1) JPS5853694A (en)
DE (1) DE3135438A1 (en)
ES (1) ES515526A0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3325261A1 (en) * 1983-07-13 1985-01-24 Robert Bosch Gmbh, 7000 Stuttgart Vacuum pump
US4983108A (en) * 1988-09-28 1991-01-08 Mitsubishi Denki Kabushiki Kaisha Low pressure container type rolling piston compressor with lubrication channel in the end plate
JP2009091973A (en) * 2007-10-09 2009-04-30 Denso Corp Vacuum pump
JP5533958B2 (en) 2012-08-21 2014-06-25 Ｊｆｅスチール株式会社 Non-oriented electrical steel sheet with low iron loss degradation by punching
CH720501A1 (en) * 2023-02-14 2024-08-30 Busch Produktions Gmbh Oil-lubricated rotary vane vacuum pump
CH720503A1 (en) * 2023-02-14 2024-08-30 Busch Produktions Gmbh Oil lubricated compressor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2337849A (en) * 1939-03-14 1943-12-28 W M Welch Mfg Company Vacuum pump
DE2857494A1 (en) * 1978-07-28 1980-04-30 Barmag Barmer Maschf Rotary positive displacement fluid machines - has lubricating oil and sliding vane vacuum pumps in rotatable hollow shaft and separated by plate
DE3005436A1 (en) * 1980-02-14 1981-08-20 Robert Bosch Gmbh, 7000 Stuttgart VACUUM PUMP

Also Published As

Publication number Publication date
ES8305893A1 (en) 1983-05-01
JPS5853694A (en) 1983-03-30
DE3135438A1 (en) 1983-03-24

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