DE68912647D1 - Metalldampf-Laservorrichtung. - Google Patents

Metalldampf-Laservorrichtung.

Info

Publication number
DE68912647D1
DE68912647D1 DE89304286T DE68912647T DE68912647D1 DE 68912647 D1 DE68912647 D1 DE 68912647D1 DE 89304286 T DE89304286 T DE 89304286T DE 68912647 T DE68912647 T DE 68912647T DE 68912647 D1 DE68912647 D1 DE 68912647D1
Authority
DE
Germany
Prior art keywords
electrodes
copper
laser device
envelope
metal vapor
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 - Fee Related
Application number
DE89304286T
Other languages
English (en)
Other versions
DE68912647T2 (de
Inventor
Arthur Maitland
Ewan Livingstone
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.)
Teledyne UK Ltd
Original Assignee
EEV 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10637443&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68912647(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EEV Ltd filed Critical EEV Ltd
Application granted granted Critical
Publication of DE68912647D1 publication Critical patent/DE68912647D1/de
Publication of DE68912647T2 publication Critical patent/DE68912647T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01S3/031—Metal vapour lasers, e.g. metal vapour generation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Laser Surgery Devices (AREA)
DE89304286T 1988-05-24 1989-04-28 Metalldampf-Laservorrichtung. Expired - Fee Related DE68912647T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888812276A GB8812276D0 (en) 1988-05-24 1988-05-24 Laser apparatus

Publications (2)

Publication Number Publication Date
DE68912647D1 true DE68912647D1 (de) 1994-03-10
DE68912647T2 DE68912647T2 (de) 1994-05-11

Family

ID=10637443

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89304286T Expired - Fee Related DE68912647T2 (de) 1988-05-24 1989-04-28 Metalldampf-Laservorrichtung.

Country Status (6)

Country Link
US (1) US4955033A (de)
EP (1) EP0343795B1 (de)
AT (1) ATE100974T1 (de)
AU (1) AU615066B2 (de)
DE (1) DE68912647T2 (de)
GB (2) GB8812276D0 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8812276D0 (en) * 1988-05-24 1988-06-29 English Electric Valve Co Ltd Laser apparatus
FR2665582B1 (fr) * 1990-07-11 1995-03-24 Saint Louis Inst Source laser a vapeur metallique.
GB9018421D0 (en) * 1990-08-22 1990-10-03 British Nuclear Fuels Plc Improvements in lasers
US5283800A (en) * 1991-03-27 1994-02-01 Kabushiki Kaishatoshiba Metal vapor laser apparatus and method
GB2262184B (en) * 1991-11-07 1995-06-07 Mitsubishi Electric Corp Pulse laser apparatus
GB2269266B (en) * 1992-07-30 1995-11-22 Eev Ltd Metal vapour laser apparatus
US5504770A (en) * 1993-12-27 1996-04-02 The United States Of America As Represented By The Secretary Of The Navy Liquid metal confinement cylinder for optical discharge devices
US5351260A (en) * 1994-03-14 1994-09-27 The United States Of America As Represented By The Secretary Of The Navy Thoriated-tungsten, split-ring, hollow-cathode electrode for discharge devices
FR2743204B1 (fr) * 1996-01-03 1998-02-13 Commissariat Energie Atomique Dispositif laser a vapeur metallique
AUPN813596A0 (en) * 1996-02-16 1996-03-07 Macquarie Research Limited Metal vapour laser
CN100423387C (zh) * 2006-09-01 2008-10-01 浙江大学 具有捕俘杂质作用的放电电极
JP5927218B2 (ja) * 2014-03-12 2016-06-01 ファナック株式会社 放電管を備えるレーザ発振器、およびレーザ加工装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936772A (en) * 1973-03-09 1976-02-03 Westinghouse Electric Corporation High flow metal halide vapor laser
US3934211A (en) * 1973-03-09 1976-01-20 Westinghouse Electric Corporation Metal halide vapor laser
US3891941A (en) * 1974-01-25 1975-06-24 Us Army Imploding cylinder metal vapor laser
US4126833A (en) * 1977-01-21 1978-11-21 Westinghouse Electric Corp. High repetition rate metal halide laser
US4347613A (en) * 1980-03-14 1982-08-31 Nasa Method and apparatus for convection control of metallic halide vapor density in a metallic halide laser
EP0144475A1 (de) * 1983-12-12 1985-06-19 English Electric Valve Company Limited Entladungsröhren
GB8812276D0 (en) * 1988-05-24 1988-06-29 English Electric Valve Co Ltd Laser apparatus

Also Published As

Publication number Publication date
DE68912647T2 (de) 1994-05-11
EP0343795A1 (de) 1989-11-29
GB8909555D0 (en) 1989-06-14
GB2219128B (en) 1992-04-22
AU615066B2 (en) 1991-09-19
US4955033A (en) 1990-09-04
EP0343795B1 (de) 1994-01-26
GB2219128A (en) 1989-11-29
GB8812276D0 (en) 1988-06-29
ATE100974T1 (de) 1994-02-15
AU3507289A (en) 1989-11-30

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee