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IT1292764B1 - VACUUM PUMP. - Google Patents

VACUUM PUMP.

Info

Publication number
IT1292764B1
IT1292764B1 IT97TO000510A ITTO970510A IT1292764B1 IT 1292764 B1 IT1292764 B1 IT 1292764B1 IT 97TO000510 A IT97TO000510 A IT 97TO000510A IT TO970510 A ITTO970510 A IT TO970510A IT 1292764 B1 IT1292764 B1 IT 1292764B1
Authority
IT
Italy
Prior art keywords
vacuum pump
vacuum
pump
Prior art date
Application number
IT97TO000510A
Other languages
Italian (it)
Inventor
Fausto Casaro
Original Assignee
Varian Spa
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 Varian Spa filed Critical Varian Spa
Priority to IT97TO000510A priority Critical patent/IT1292764B1/en
Publication of ITTO970510A0 publication Critical patent/ITTO970510A0/it
Priority to EP97202409A priority patent/EP0884480A3/en
Publication of ITTO970510A1 publication Critical patent/ITTO970510A1/en
Application granted granted Critical
Publication of IT1292764B1 publication Critical patent/IT1292764B1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D23/00—Other rotary non-positive-displacement pumps
    • F04D23/001—Pumps adapted for conveying materials or for handling specific elastic fluids
    • F04D23/005—Pumps adapted for conveying materials or for handling specific elastic fluids of axial-flow type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/14—Shaft sealings operative only when pump is inoperative
    • F04D29/143—Shaft sealings operative only when pump is inoperative especially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
IT97TO000510A 1997-06-11 1997-06-11 VACUUM PUMP. IT1292764B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT97TO000510A IT1292764B1 (en) 1997-06-11 1997-06-11 VACUUM PUMP.
EP97202409A EP0884480A3 (en) 1997-06-11 1997-08-01 Vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97TO000510A IT1292764B1 (en) 1997-06-11 1997-06-11 VACUUM PUMP.

Publications (3)

Publication Number Publication Date
ITTO970510A0 ITTO970510A0 (en) 1997-06-11
ITTO970510A1 ITTO970510A1 (en) 1998-12-11
IT1292764B1 true IT1292764B1 (en) 1999-02-11

Family

ID=11415777

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO000510A IT1292764B1 (en) 1997-06-11 1997-06-11 VACUUM PUMP.

Country Status (2)

Country Link
EP (1) EP0884480A3 (en)
IT (1) IT1292764B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114352553B (en) * 2021-12-31 2024-01-09 北京中科科仪股份有限公司 Vortex mechanism and compound molecular pump

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2521650A1 (en) * 1982-02-16 1983-08-19 Cit Alcatel ROTARY PUMP WITH HIGH VACUUM
DE3631941A1 (en) * 1985-09-30 1987-04-16 Kraftwerk Union Ag Fan for driving a continuous flow of gas
JPS62282195A (en) * 1986-05-29 1987-12-08 Mitsubishi Electric Corp Turbo molecular pump

Also Published As

Publication number Publication date
EP0884480A3 (en) 1999-08-25
ITTO970510A1 (en) 1998-12-11
ITTO970510A0 (en) 1997-06-11
EP0884480A2 (en) 1998-12-16

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Legal Events

Date Code Title Description
0001 Granted