SG11201809453SA - Cold cathode ionization vacuum gauge with multiple cathodes - Google Patents

Cold cathode ionization vacuum gauge with multiple cathodes

Info

Publication number
SG11201809453SA
SG11201809453SA SG11201809453SA SG11201809453SA SG11201809453SA SG 11201809453S A SG11201809453S A SG 11201809453SA SG 11201809453S A SG11201809453S A SG 11201809453SA SG 11201809453S A SG11201809453S A SG 11201809453SA SG 11201809453S A SG11201809453S A SG 11201809453SA
Authority
SG
Singapore
Prior art keywords
cathodes
international
pressure
cathode
cold cathode
Prior art date
Application number
SG11201809453SA
Other languages
English (en)
Inventor
Timothy Swinney
Clinton Percy
Duane Marion
Brandon Kelly
Original Assignee
Mks Instr Inc
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 Mks Instr Inc filed Critical Mks Instr Inc
Publication of SG11201809453SA publication Critical patent/SG11201809453SA/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L21/00—Vacuum gauges
    • G01L21/30—Vacuum gauges by making use of ionisation effects
    • G01L21/32—Vacuum gauges by making use of ionisation effects using electric discharge tubes with thermionic cathodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L21/00—Vacuum gauges
    • G01L21/30—Vacuum gauges by making use of ionisation effects
    • G01L21/34—Vacuum gauges by making use of ionisation effects using electric discharge tubes with 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
    • H01J41/06—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of cold cathodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L21/00—Vacuum gauges
    • G01L21/30—Vacuum gauges by making use of ionisation effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
SG11201809453SA 2016-05-02 2017-04-27 Cold cathode ionization vacuum gauge with multiple cathodes SG11201809453SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662330308P 2016-05-02 2016-05-02
PCT/US2017/029829 WO2017192352A1 (en) 2016-05-02 2017-04-27 Cold cathode ionization vacuum gauge with multiple cathodes

Publications (1)

Publication Number Publication Date
SG11201809453SA true SG11201809453SA (en) 2018-11-29

Family

ID=58672798

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201809453SA SG11201809453SA (en) 2016-05-02 2017-04-27 Cold cathode ionization vacuum gauge with multiple cathodes

Country Status (9)

Country Link
US (1) US10337940B2 (zh)
EP (1) EP3443579B1 (zh)
JP (1) JP6826131B2 (zh)
KR (1) KR102414085B1 (zh)
CN (1) CN109075010B (zh)
DK (1) DK3443579T3 (zh)
SG (1) SG11201809453SA (zh)
TW (1) TWI725180B (zh)
WO (1) WO2017192352A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3564983A1 (de) * 2015-09-23 2019-11-06 Inficon AG Ionisations-vakuummesszelle
US11474043B2 (en) 2018-04-06 2022-10-18 Mecanique Analytique Inc. Plasma-based detector and methods using the same for measuring and monitoring properties of a gas flow
US10928265B2 (en) * 2018-05-29 2021-02-23 Mks Instruments, Inc. Gas analysis with an inverted magnetron source
US11976992B2 (en) * 2019-09-20 2024-05-07 Inficon ag Vacuum-tight electrical feedthrough
US11428596B2 (en) * 2020-09-16 2022-08-30 Wisenstech Ltd. Vacuum gauge with an extended dynamic measurement range
CN114166413A (zh) * 2021-12-13 2022-03-11 华侨大学 一种真空预压膜下真空度抽样检测装置及方法
CN115734449B (zh) * 2022-11-29 2023-11-14 哈尔滨工程大学 一种固定电弧发生位置的等离子电弧发生器

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259772A (en) * 1963-12-23 1966-07-05 Nat Res Corp Cold cathode gauge for measuring vacuum
US3611029A (en) * 1969-09-09 1971-10-05 Atomic Energy Commission Source for highly stripped ions
US3949260A (en) * 1975-04-14 1976-04-06 Hughes Aircraft Company Continuous ionization injector for low pressure gas discharge device
US6701789B1 (en) * 1975-11-18 2004-03-09 The United States Of America As Represented By The United States Department Of Energy Cold cathode vacuum gauging system
US4295117A (en) 1980-09-11 1981-10-13 General Motors Corporation Pressure sensor assembly
JPH0814021B2 (ja) * 1989-07-20 1996-02-14 松下電器産業株式会社 スパッタ装置
US5198772A (en) * 1991-03-12 1993-03-30 Mks Instruments, Inc. Removable discharge initiating means for cold cathode discharge ionization gauge
US5502354A (en) * 1992-07-31 1996-03-26 Correa; Paulo N. Direct current energized pulse generator utilizing autogenous cyclical pulsed abnormal glow discharges
ATE168467T1 (de) * 1993-04-28 1998-08-15 Fredericks Co Ionisationswandler mit sich gegenuberliegenden magneten
DE10243634B4 (de) * 2002-09-19 2005-02-03 Otto-Von-Guericke-Universität Magdeburg Kaltkatoden-Ionisationsmanometer
SI21714A (en) * 2004-02-23 2005-08-31 Inst Jozef Stefan Procedure and device for measuring ultrahigh vacuum
US7429863B2 (en) * 2006-07-18 2008-09-30 Brooks Automation, Inc. Method and apparatus for maintaining emission capabilities of hot cathodes in harsh environments
TW200907314A (en) * 2007-08-08 2009-02-16 Diavac Co Ltd Cold-cathode ionization gauge
JP4568321B2 (ja) * 2007-11-27 2010-10-27 有限会社真空実験室 冷陰極電離真空計
JP5669411B2 (ja) * 2009-04-09 2015-02-12 キヤノンアネルバ株式会社 冷陰極電離真空計及びそれを備えた真空処理装置並びに放電開始補助電極
JP2011133386A (ja) * 2009-12-25 2011-07-07 Dia Shinku Kk 冷陰極電離真空計
CN103325653A (zh) * 2013-06-27 2013-09-25 成都国光电气股份有限公司 一种磁铁型冷阴极真空电离规管
WO2015048664A1 (en) 2013-09-30 2015-04-02 Mks Instruments, Inc. Cold cathode ionization vacuum gauge
JP2016033509A (ja) * 2014-07-30 2016-03-10 国立研究開発法人産業技術総合研究所 真空計と汚染診断方法
TW201634219A (zh) 2015-01-15 2016-10-01 Ｍｋｓ儀器公司 聚合物複合物真空組件
US9927317B2 (en) * 2015-07-09 2018-03-27 Mks Instruments, Inc. Ionization pressure gauge with bias voltage and emission current control and measurement

Also Published As

Publication number Publication date
KR102414085B1 (ko) 2022-06-27
WO2017192352A1 (en) 2017-11-09
DK3443579T3 (da) 2021-05-31
CN109075010A (zh) 2018-12-21
CN109075010B (zh) 2020-09-15
TW201741639A (zh) 2017-12-01
EP3443579B1 (en) 2021-03-17
TWI725180B (zh) 2021-04-21
US10337940B2 (en) 2019-07-02
JP2019515293A (ja) 2019-06-06
KR20190003669A (ko) 2019-01-09
US20170315012A1 (en) 2017-11-02
EP3443579A1 (en) 2019-02-20
JP6826131B2 (ja) 2021-02-03

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