CA933238A - Ion gauge - Google Patents

Ion gauge

Info

Publication number
CA933238A
CA933238A CA096891A CA96891A CA933238A CA 933238 A CA933238 A CA 933238A CA 096891 A CA096891 A CA 096891A CA 96891 A CA96891 A CA 96891A CA 933238 A CA933238 A CA 933238A
Authority
CA
Canada
Prior art keywords
ion gauge
gauge
ion
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
Application number
CA096891A
Other versions
CA96891S (en
Inventor
G. Pittaway Lawrence
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA933238A publication Critical patent/CA933238A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/06—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of cold cathodes
    • 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
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/04—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
CA096891A 1969-10-29 1970-10-29 Ion gauge Expired CA933238A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5300769 1969-10-29

Publications (1)

Publication Number Publication Date
CA933238A true CA933238A (en) 1973-09-04

Family

ID=10466254

Family Applications (1)

Application Number Title Priority Date Filing Date
CA096891A Expired CA933238A (en) 1969-10-29 1970-10-29 Ion gauge

Country Status (6)

Country Link
US (1) US3742343A (en)
JP (1) JPS497511B1 (en)
CA (1) CA933238A (en)
DE (1) DE2052094A1 (en)
FR (1) FR2066651A5 (en)
GB (1) GB1336126A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1437174A (en) * 1972-05-26 1976-05-26 Mullard Ltd Ion gauges
US4307323A (en) * 1980-04-04 1981-12-22 Granville-Phillips Company Vacuum gauge
US4636680A (en) * 1983-05-24 1987-01-13 Granville-Phillips Company Vacuum gauge
US5422573A (en) * 1990-04-11 1995-06-06 Granville-Phillips Company Ionization gauge and method of using and calibrating same
US5296817A (en) * 1990-04-11 1994-03-22 Granville-Phillips Company Ionization gauge and method of using and calibrating same
US5250906A (en) * 1991-10-17 1993-10-05 Granville-Phillips Company Ionization gauge and method of using and calibrating same
DE4338535C2 (en) * 1993-11-11 2003-06-18 Unaxis Deutschland Holding Extractor ion gauge
DE29614489U1 (en) * 1996-08-21 1996-10-10 Leybold Vakuum Gmbh Measuring system for a vacuum meter
CH707685A1 (en) * 2013-03-06 2014-09-15 Inficon Gmbh Ionization vacuum measuring cell with shielding.

Also Published As

Publication number Publication date
DE2052094A1 (en) 1971-05-06
US3742343A (en) 1973-06-26
JPS497511B1 (en) 1974-02-20
FR2066651A5 (en) 1971-08-06
GB1336126A (en) 1973-11-07

Similar Documents

Publication Publication Date Title
CA933238A (en) Ion gauge
AU1304370A (en) Altenators
AU1707970A (en) Rotocyclone
AU1550770A (en) Jackstrip
AU434290B2 (en) Stumplifter
AU1812170A (en) 14b-hydroxy-15-acyloxy-cardenolides
AU1646670A (en) d-18-METHYL-17d-ALKYNYL-4-OESTREN-17b-OLS
CA809874A (en) Gage
CA828868A (en) Gauge means
AU1739070A (en) Quinoxaline-din-oxide-hydroxy-lactone
CA826205A (en) Ion microprobe
CA812370A (en) Moisture gauge
CA829579A (en) Indicating means
CA820802A (en) Strain gage
CA821220A (en) Depth gauge
CA806283A (en) Microswitch
AU430140B2 (en) Aminobenzocycloalkylnitriles
AU437024B2 (en) Cyanalkylaminotriazines
AU426679B2 (en) Hairdressings
AU422363B2 (en) Corrigensum
AU437508B2 (en) Bornanocarbozamides
AU437643B2 (en) -cyanoalkylcarbamylbenzimidazoles
AU427296B2 (en) Azido-isothiazoles
AU1857670A (en) 9-methylestra-ones
AU2196270A (en) Start-stop-oscillator