FR2498373A1 - Electrode pour dispositif a decharge luminescente, notamment pour gyroscope a laser - Google Patents

Electrode pour dispositif a decharge luminescente, notamment pour gyroscope a laser Download PDF

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Publication number
FR2498373A1
FR2498373A1 FR8200641A FR8200641A FR2498373A1 FR 2498373 A1 FR2498373 A1 FR 2498373A1 FR 8200641 A FR8200641 A FR 8200641A FR 8200641 A FR8200641 A FR 8200641A FR 2498373 A1 FR2498373 A1 FR 2498373A1
Authority
FR
France
Prior art keywords
cathode
discharge device
ellipsoid
cathode according
glow discharge
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.)
Granted
Application number
FR8200641A
Other languages
English (en)
French (fr)
Other versions
FR2498373B1 (enExample
Inventor
Alan Richard Malvern
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.)
Unisys Group Services Ltd
Original Assignee
Sperry Ltd
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 Sperry Ltd filed Critical Sperry Ltd
Publication of FR2498373A1 publication Critical patent/FR2498373A1/fr
Application granted granted Critical
Publication of FR2498373B1 publication Critical patent/FR2498373B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0388—Compositions, materials or coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0385—Shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0382—Cathodes or particular adaptations thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/083—Ring lasers
    • H01S3/0835—Gas ring lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Gyroscopes (AREA)
FR8200641A 1981-01-17 1982-01-15 Electrode pour dispositif a decharge luminescente, notamment pour gyroscope a laser Granted FR2498373A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8101443A GB2091480B (en) 1981-01-17 1981-01-17 Electrodes for glow discharge devices

Publications (2)

Publication Number Publication Date
FR2498373A1 true FR2498373A1 (fr) 1982-07-23
FR2498373B1 FR2498373B1 (enExample) 1985-01-18

Family

ID=10519043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8200641A Granted FR2498373A1 (fr) 1981-01-17 1982-01-15 Electrode pour dispositif a decharge luminescente, notamment pour gyroscope a laser

Country Status (4)

Country Link
US (1) US4969157A (enExample)
JP (1) JPS57143883A (enExample)
FR (1) FR2498373A1 (enExample)
GB (1) GB2091480B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4575855A (en) * 1983-07-29 1986-03-11 Sundstrand Optical Technologies, Inc. Ring laser gyro cathode arrangement
USD317132S (en) 1989-05-24 1991-05-28 Honeywell Inc. Ring laser gyroscope housing
US5313488A (en) * 1993-02-04 1994-05-17 Honeywell Inc. Ring laser discharge starting concept
AU1394999A (en) * 1997-11-14 1999-06-07 Honeywell Inc. Extending ring laser gyro (rlg) lifetime by using corrosive resistant electrodes
US6992442B2 (en) * 2001-12-11 2006-01-31 Honeywell International Inc. Restricted getter
WO2007139902A2 (en) * 2006-05-24 2007-12-06 Recombinant Innovation, Inc. Methods for degrading phenolic biocides present in fluid compositions
WO2018023033A1 (en) 2016-07-29 2018-02-01 Western Michigan University Research Foundation Magnetic nanoparticle-based gyroscopic sensor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB814952A (enExample) * 1900-01-01
GB814953A (en) * 1956-09-13 1959-06-17 Western Electric Co Improvements in or relating to gaseous discharge devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1991728A (en) * 1932-10-28 1935-02-19 Nat Television Corp Crater lamp
US4007431A (en) * 1975-02-03 1976-02-08 Litton Systems, Inc. Cathode construction for long life lasers
SU584661A1 (ru) * 1976-06-01 1979-05-25 Киевский Ордена Ленина Государственный Университет Им.Т.Г.Шевченко Полый холодный катод
US4257015A (en) * 1979-03-26 1981-03-17 The Singer Company Ring laser gyroscope anode
US4392229A (en) * 1980-12-15 1983-07-05 Litton Systems, Inc. Ring laser with plasma starter
GB2127211B (en) * 1982-08-26 1986-10-01 British Aerospace Ring laser gyroscope

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB814952A (enExample) * 1900-01-01
GB814953A (en) * 1956-09-13 1959-06-17 Western Electric Co Improvements in or relating to gaseous discharge devices

Also Published As

Publication number Publication date
GB2091480A (en) 1982-07-28
JPS57143883A (en) 1982-09-06
FR2498373B1 (enExample) 1985-01-18
US4969157A (en) 1990-11-06
GB2091480B (en) 1985-01-16

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ST Notification of lapse