GB8620349D0 - Switching arrangements - Google Patents

Switching arrangements

Info

Publication number
GB8620349D0
GB8620349D0 GB868620349A GB8620349A GB8620349D0 GB 8620349 D0 GB8620349 D0 GB 8620349D0 GB 868620349 A GB868620349 A GB 868620349A GB 8620349 A GB8620349 A GB 8620349A GB 8620349 D0 GB8620349 D0 GB 8620349D0
Authority
GB
United Kingdom
Prior art keywords
switching arrangements
arrangements
switching
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
GB868620349A
Other versions
GB2179491B (en
GB2179491A (en
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
English Electric Valve Co 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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Publication of GB8620349D0 publication Critical patent/GB8620349D0/en
Publication of GB2179491A publication Critical patent/GB2179491A/en
Application granted granted Critical
Publication of GB2179491B publication Critical patent/GB2179491B/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
    • H01S3/09—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
    • H01S3/0971—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser transversely excited
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
GB8620349A 1985-08-22 1986-08-21 Discharge tube arrangements Expired GB2179491B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858521064A GB8521064D0 (en) 1985-08-22 1985-08-22 Discharge tube arrangements

Publications (3)

Publication Number Publication Date
GB8620349D0 true GB8620349D0 (en) 1986-10-01
GB2179491A GB2179491A (en) 1987-03-04
GB2179491B GB2179491B (en) 1989-08-23

Family

ID=10584177

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858521064A Pending GB8521064D0 (en) 1985-08-22 1985-08-22 Discharge tube arrangements
GB8620349A Expired GB2179491B (en) 1985-08-22 1986-08-21 Discharge tube arrangements

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858521064A Pending GB8521064D0 (en) 1985-08-22 1985-08-22 Discharge tube arrangements

Country Status (1)

Country Link
GB (2) GB8521064D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5258994A (en) * 1990-06-20 1993-11-02 Mitsubishi Denki K.K. Discharge-excited laser apparatus

Also Published As

Publication number Publication date
GB8521064D0 (en) 1985-09-25
GB2179491B (en) 1989-08-23
GB2179491A (en) 1987-03-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee