DE2760391C2 - - Google Patents

Info

Publication number
DE2760391C2
DE2760391C2 DE19772760391 DE2760391A DE2760391C2 DE 2760391 C2 DE2760391 C2 DE 2760391C2 DE 19772760391 DE19772760391 DE 19772760391 DE 2760391 A DE2760391 A DE 2760391A DE 2760391 C2 DE2760391 C2 DE 2760391C2
Authority
DE
Germany
Prior art keywords
rotor
shaft
housing
vacuum pump
rotor shaft
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 - Fee Related
Application number
DE19772760391
Other languages
German (de)
English (en)
Inventor
Alfred 3300 Braunschweig De Beier
Peter Buchholz
Rolf Dipl.-Ing. 3170 Gifhorn De Warnecke
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.)
Volkswagen AG
Original Assignee
Volkswagen AG
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 DE2631152A external-priority patent/DE2631152C2/de
Application filed by Volkswagen AG filed Critical Volkswagen AG
Priority to DE19772760391 priority Critical patent/DE2760391C2/de
Priority claimed from DE19772737659 external-priority patent/DE2737659A1/de
Application granted granted Critical
Publication of DE2760391C2 publication Critical patent/DE2760391C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/0078—Fixing rotors on shafts, e.g. by clamping together hub and shaft
    • 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
    • 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
    • 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
    • F04C18/3442—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 the surfaces of the inner and outer member, forming the inlet and outlet opening
    • 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
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • 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
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/023—Lubricant distribution through a hollow driving shaft
    • 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
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F04C2240/51—Bearings for cantilever assemblies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
DE19772760391 1976-07-10 1977-08-20 Expired - Fee Related DE2760391C2 (US07534539-20090519-C00439.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19772760391 DE2760391C2 (US07534539-20090519-C00439.png) 1976-07-10 1977-08-20

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2631152A DE2631152C2 (de) 1976-07-10 1976-07-10 Flügelzellen-Vakuumpumpe
DE19772737659 DE2737659A1 (de) 1977-08-20 1977-08-20 Fluegelzellenpumpe zur erzeugung eines unterdruckes
DE19772760391 DE2760391C2 (US07534539-20090519-C00439.png) 1976-07-10 1977-08-20

Publications (1)

Publication Number Publication Date
DE2760391C2 true DE2760391C2 (US07534539-20090519-C00439.png) 1991-12-05

Family

ID=27186909

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772760391 Expired - Fee Related DE2760391C2 (US07534539-20090519-C00439.png) 1976-07-10 1977-08-20

Country Status (1)

Country Link
DE (1) DE2760391C2 (US07534539-20090519-C00439.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4016014A1 (de) * 1989-06-01 1990-12-06 Barmag Barmer Maschf Fluegelzellen-vakuumpumpe
DE102006012868A1 (de) * 2006-03-21 2007-09-27 Zf Lenksysteme Gmbh Verdrängerpumpe
DE102021114712B3 (de) 2021-06-08 2022-09-01 Schaeffler Technologies AG & Co. KG Hydraulikpumpeneinheit mit gerändelter Verbindung eines Stehlagers mit einem Gehäuse

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB912119A (en) * 1960-05-18 1962-12-05 Dewandre Co Ltd C Improvements in or relating to rotary exhausters and the like
DE2015193A1 (en) * 1970-03-28 1971-10-28 VEB Kombinat Medizin- und Labortechnik, χ 7035 Leipzig Maintenance free pump
DE2737659C2 (US07534539-20090519-C00439.png) * 1977-08-20 1987-04-23 Volkswagen Ag

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB912119A (en) * 1960-05-18 1962-12-05 Dewandre Co Ltd C Improvements in or relating to rotary exhausters and the like
DE2015193A1 (en) * 1970-03-28 1971-10-28 VEB Kombinat Medizin- und Labortechnik, χ 7035 Leipzig Maintenance free pump
DE2737659C2 (US07534539-20090519-C00439.png) * 1977-08-20 1987-04-23 Volkswagen Ag

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HILDEBRAND, S.: feinmechanische Bauelemente, 2. Aufl., 1972, S. 226-227 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4016014A1 (de) * 1989-06-01 1990-12-06 Barmag Barmer Maschf Fluegelzellen-vakuumpumpe
DE4016014C2 (de) * 1989-06-01 1998-02-19 Barmag Barmer Maschf Flügelzellen-Vakuumpumpe
DE102006012868A1 (de) * 2006-03-21 2007-09-27 Zf Lenksysteme Gmbh Verdrängerpumpe
DE102006012868B4 (de) * 2006-03-21 2021-02-04 Robert Bosch Gmbh Verdrängerpumpe
DE102021114712B3 (de) 2021-06-08 2022-09-01 Schaeffler Technologies AG & Co. KG Hydraulikpumpeneinheit mit gerändelter Verbindung eines Stehlagers mit einem Gehäuse

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