IT1014746B - PUSHED VACUUM PUMP - Google Patents

PUSHED VACUUM PUMP

Info

Publication number
IT1014746B
IT1014746B IT2357174A IT2357174A IT1014746B IT 1014746 B IT1014746 B IT 1014746B IT 2357174 A IT2357174 A IT 2357174A IT 2357174 A IT2357174 A IT 2357174A IT 1014746 B IT1014746 B IT 1014746B
Authority
IT
Italy
Prior art keywords
vacuum pump
pushed vacuum
pushed
pump
vacuum
Prior art date
Application number
IT2357174A
Other languages
Italian (it)
Inventor
Farrell Hill Eugene
Original Assignee
Varian Associates
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 Associates filed Critical Varian Associates
Application granted granted Critical
Publication of IT1014746B publication Critical patent/IT1014746B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/02—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by absorption or adsorption
    • F04B37/04—Selection of specific absorption or adsorption materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
    • H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electron Tubes For Measurement (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
IT2357174A 1973-06-04 1974-06-04 PUSHED VACUUM PUMP IT1014746B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36702573A 1973-06-04 1973-06-04

Publications (1)

Publication Number Publication Date
IT1014746B true IT1014746B (en) 1977-04-30

Family

ID=23445620

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2357174A IT1014746B (en) 1973-06-04 1974-06-04 PUSHED VACUUM PUMP

Country Status (5)

Country Link
JP (1) JPS5021310A (en)
DE (1) DE2426387A1 (en)
FR (1) FR2231862B1 (en)
GB (1) GB1437289A (en)
IT (1) IT1014746B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514129A (en) * 1978-07-13 1980-01-31 Honda Motor Co Ltd Continuous treatment device of brazing and gas soft nitriding
JPS55149197U (en) * 1979-04-12 1980-10-27
DE3235681C2 (en) * 1981-11-02 1986-04-24 Maja Feodos'evna Bojarina Non-evaporable getter material
JPS59123152A (en) * 1982-12-28 1984-07-16 Hajime Ishimaru Ion pump
JPS61200652U (en) * 1985-06-07 1986-12-16
JPS63195431U (en) * 1987-06-02 1988-12-15
FR2818363B1 (en) * 2000-12-20 2003-03-07 Sagem CRYOGENIC TEMPERATURE BINDING DEVICE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1248184A (en) * 1969-04-03 1971-09-29 Westinghouse Electric Corp Yttrium alloy getter
US3684401A (en) * 1970-11-17 1972-08-15 Westinghouse Electric Corp Cathode-getter materials for sputter-ion pumps

Also Published As

Publication number Publication date
FR2231862A1 (en) 1974-12-27
JPS5021310A (en) 1975-03-06
DE2426387A1 (en) 1974-12-19
FR2231862B1 (en) 1978-01-20
GB1437289A (en) 1976-05-26

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