FR2538610B1 - LASER CATHODE, METHOD FOR FORMING A THERMAL JOINT BETWEEN A LASER ENCLOSURE AND A CATHODE, AND LASER - Google Patents

LASER CATHODE, METHOD FOR FORMING A THERMAL JOINT BETWEEN A LASER ENCLOSURE AND A CATHODE, AND LASER

Info

Publication number
FR2538610B1
FR2538610B1 FR8320670A FR8320670A FR2538610B1 FR 2538610 B1 FR2538610 B1 FR 2538610B1 FR 8320670 A FR8320670 A FR 8320670A FR 8320670 A FR8320670 A FR 8320670A FR 2538610 B1 FR2538610 B1 FR 2538610B1
Authority
FR
France
Prior art keywords
laser
cathode
forming
enclosure
thermal joint
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
FR8320670A
Other languages
French (fr)
Other versions
FR2538610A1 (en
Inventor
Gordon Spencer Norvell
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems 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 Litton Systems Inc filed Critical Litton Systems Inc
Publication of FR2538610A1 publication Critical patent/FR2538610A1/en
Application granted granted Critical
Publication of FR2538610B1 publication Critical patent/FR2538610B1/en
Expired 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
    • H01S3/0381—Anodes 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
    • H01S3/02—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
FR8320670A 1982-12-27 1983-12-23 LASER CATHODE, METHOD FOR FORMING A THERMAL JOINT BETWEEN A LASER ENCLOSURE AND A CATHODE, AND LASER Expired FR2538610B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45378082A 1982-12-27 1982-12-27

Publications (2)

Publication Number Publication Date
FR2538610A1 FR2538610A1 (en) 1984-06-29
FR2538610B1 true FR2538610B1 (en) 1988-11-25

Family

ID=23802036

Family Applications (2)

Application Number Title Priority Date Filing Date
FR8320670A Expired FR2538610B1 (en) 1982-12-27 1983-12-23 LASER CATHODE, METHOD FOR FORMING A THERMAL JOINT BETWEEN A LASER ENCLOSURE AND A CATHODE, AND LASER
FR8603520A Withdrawn FR2595877A1 (en) 1982-12-27 1986-03-12 HIGH PERFORMANCE LASER, PROCESS FOR MANUFACTURING THE SAME, AND GYROSCOPE USING THE SAME

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR8603520A Withdrawn FR2595877A1 (en) 1982-12-27 1986-03-12 HIGH PERFORMANCE LASER, PROCESS FOR MANUFACTURING THE SAME, AND GYROSCOPE USING THE SAME

Country Status (7)

Country Link
JP (2) JPS59132692A (en)
CA (1) CA1255380A (en)
DE (2) DE3346232A1 (en)
FR (2) FR2538610B1 (en)
GB (2) GB2132407B (en)
IL (1) IL70499A (en)
IT (1) IT1197763B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL70499A (en) * 1982-12-27 1988-06-30 Litton Systems Inc Laser cathode
US4825446A (en) * 1986-06-14 1989-04-25 English Electric Valve Company Limited Laser apparatus having cathode bore directing electron beam onto anode
EP0267304A1 (en) * 1986-11-10 1988-05-18 LITEF GmbH Process for manufacturing laser cathodes
DE3937529A1 (en) * 1989-11-08 1991-05-16 Siemens Ag METHOD FOR CONNECTING A SILICON PART TO A GLASS PART

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB511115A (en) * 1937-11-11 1939-08-14 Stabilovolt Gmbh Improvements in glow discharge tubes for voltage regulation
US3904986A (en) * 1974-04-19 1975-09-09 Rca Corp Gas laser tube
CA1085031A (en) * 1976-11-08 1980-09-02 Litton Systems, Inc. Laser gyro with phased dithered mirrors
DE7719239U1 (en) * 1977-06-20 1978-01-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen GAS LASER WITH A CYLINDER-SHAPED DISCHARGE PISTON
IL57936A (en) * 1978-10-02 1982-07-30 Litton Systems Inc Ring laser with adjustable mirrors
US4273282A (en) * 1979-12-20 1981-06-16 Litton Systems, Inc. Glass-or ceramic-to-metal seals
JPS56140684A (en) * 1980-04-02 1981-11-04 Nec Corp Gas laser tube
GB2091481A (en) * 1981-01-17 1982-07-28 Sperry Ltd Getter for Glow Discharge Devices
IL70499A (en) * 1982-12-27 1988-06-30 Litton Systems Inc Laser cathode
US4595377A (en) * 1984-12-10 1986-06-17 Rockwell International Corporation Cold cathode fabrication for ring laser gyroscope

Also Published As

Publication number Publication date
GB2189341A (en) 1987-10-21
GB2189341B (en) 1990-07-04
FR2595877A1 (en) 1987-09-18
IL70499A0 (en) 1984-03-30
IT1197763B (en) 1988-12-06
JPS59132692A (en) 1984-07-30
DE3607388A1 (en) 1986-11-06
CA1255380A (en) 1989-06-06
GB2132407A (en) 1984-07-04
JPS62205676A (en) 1987-09-10
FR2538610A1 (en) 1984-06-29
GB8334345D0 (en) 1984-02-01
GB2132407B (en) 1987-08-26
IT8349566A0 (en) 1983-12-22
DE3346232A1 (en) 1984-07-05
GB8609664D0 (en) 1986-05-29
IL70499A (en) 1988-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse