FR2178153A1 - - Google Patents

Info

Publication number
FR2178153A1
FR2178153A1 FR7311242A FR7311242A FR2178153A1 FR 2178153 A1 FR2178153 A1 FR 2178153A1 FR 7311242 A FR7311242 A FR 7311242A FR 7311242 A FR7311242 A FR 7311242A FR 2178153 A1 FR2178153 A1 FR 2178153A1
Authority
FR
France
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
FR7311242A
Other versions
FR2178153B1 (fr
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.)
Raytheon Technologies Corp
Original Assignee
United Aircraft Corp
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 United Aircraft Corp filed Critical United Aircraft Corp
Publication of FR2178153A1 publication Critical patent/FR2178153A1/fr
Application granted granted Critical
Publication of FR2178153B1 publication Critical patent/FR2178153B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel
    • 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
    • H01S3/036—Means for obtaining or maintaining the desired gas pressure within the tube, e.g. by gettering, replenishing; Means for circulating the gas, e.g. for equalising the pressure within the tube
    • 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
    • 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
    • H01S3/06—Construction or shape of active medium
    • H01S3/07—Construction or shape of active medium consisting of a plurality of parts, e.g. segments
    • H01S3/073—Gas lasers comprising separate discharge sections in one cavity, e.g. hybrid lasers
    • H01S3/076—Folded-path lasers
    • 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
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • H01S3/0975—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser using inductive or capacitive excitation
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • H01S3/0979—Gas dynamic lasers, i.e. with expansion of the laser gas medium to supersonic flow speeds

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Fluid Mechanics (AREA)
  • Lasers (AREA)
FR7311242A 1972-03-30 1973-03-23 Expired FR2178153B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23973672A 1972-03-30 1972-03-30

Publications (2)

Publication Number Publication Date
FR2178153A1 true FR2178153A1 (fr) 1973-11-09
FR2178153B1 FR2178153B1 (fr) 1978-07-13

Family

ID=22903495

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7311242A Expired FR2178153B1 (fr) 1972-03-30 1973-03-23

Country Status (10)

Country Link
US (1) US3777279A (fr)
JP (1) JPS499993A (fr)
BE (1) BE797269A (fr)
CA (1) CA992654A (fr)
CH (1) CH571767A5 (fr)
DE (1) DE2312877A1 (fr)
FR (1) FR2178153B1 (fr)
GB (1) GB1389801A (fr)
NL (1) NL7303935A (fr)
SE (1) SE385182B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2910177A1 (de) * 1979-03-15 1980-09-18 Opower Hans Dr Elektrisch angeregter co tief 2 -laser
FR2568729A1 (fr) * 1984-08-03 1986-02-07 Trumpf Gmbh & Co Laser a co2 a courant transversal
US6473445B1 (en) 1999-08-05 2002-10-29 Trumpf Lasertechnik Gmbh Gas laser

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921100A (en) * 1974-09-23 1975-11-18 United Technologies Corp Gas dynamic laser having shutter doors
JPS5180195A (ja) * 1975-01-09 1976-07-13 Mitsubishi Electric Corp Yokohokoreikigatareezahatsushinsochi
US4180784A (en) * 1977-09-19 1979-12-25 The Boeing Company Frequency modulated electrical discharge laser
JPS5811110B2 (ja) * 1978-06-28 1983-03-01 株式会社日立製作所 ガスレ−ザ発生装置
JPS6344308B2 (fr) * 1978-10-20 1988-09-05 Yunibaasutei Obu Esetsukusu
JPS5697865A (en) * 1980-01-07 1981-08-06 Hitachi Ltd Ionization detector
JPS58212189A (ja) * 1982-06-02 1983-12-09 Hitachi Ltd ガスレ−ザ発生装置
JPS60244086A (ja) * 1984-05-18 1985-12-03 Mitsubishi Electric Corp 同軸型レ−ザ発振器
DE3778605D1 (de) * 1986-01-29 1992-06-04 Fanuc Ltd Gaslaser mit hochfrequenzerregung.
JPS6327078A (ja) * 1986-07-18 1988-02-04 Fanuc Ltd ガスレ−ザ装置
GB2235086A (en) * 1989-06-01 1991-02-20 Ion Tech Ltd Ion beam source
US6648368B2 (en) 2002-03-27 2003-11-18 General Motors Corporation Dual roof rail air bag with integrated fill system
RU2687291C1 (ru) * 2018-05-15 2019-05-13 Открытое акционерное общество "Инфотэк Груп" Способ создания направленного ионизирующего канала в воздушной среде

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562664A (en) * 1968-03-01 1971-02-09 Jameson D Ridgen Gas laser with means for maintaining power output

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633125A (en) * 1970-06-22 1972-01-04 Raytheon Co Gas laser with means for specifically creating and maintaining turbulence in the gaseous laser medium

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562664A (en) * 1968-03-01 1971-02-09 Jameson D Ridgen Gas laser with means for maintaining power output

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2910177A1 (de) * 1979-03-15 1980-09-18 Opower Hans Dr Elektrisch angeregter co tief 2 -laser
FR2568729A1 (fr) * 1984-08-03 1986-02-07 Trumpf Gmbh & Co Laser a co2 a courant transversal
US6473445B1 (en) 1999-08-05 2002-10-29 Trumpf Lasertechnik Gmbh Gas laser

Also Published As

Publication number Publication date
SE385182B (sv) 1976-06-08
NL7303935A (fr) 1973-10-02
FR2178153B1 (fr) 1978-07-13
BE797269A (fr) 1973-07-16
CA992654A (en) 1976-07-06
JPS499993A (fr) 1974-01-29
CH571767A5 (fr) 1976-01-15
US3777279A (en) 1973-12-04
DE2312877A1 (de) 1973-10-11
GB1389801A (en) 1975-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse