GB817601A - Improvements in and relating to electric lamps - Google Patents

Improvements in and relating to electric lamps

Info

Publication number
GB817601A
GB817601A GB2117855A GB2117855A GB817601A GB 817601 A GB817601 A GB 817601A GB 2117855 A GB2117855 A GB 2117855A GB 2117855 A GB2117855 A GB 2117855A GB 817601 A GB817601 A GB 817601A
Authority
GB
United Kingdom
Prior art keywords
neck
wires
leading
bulb
lamps
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
GB2117855A
Other languages
English (en)
Inventor
John Willoughby Thomas Wright
Donald Arthur Howles
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston 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
Priority to BE549687D priority Critical patent/BE549687A/xx
Priority to NL208839D priority patent/NL208839A/xx
Application filed by British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Priority to GB2117855A priority patent/GB817601A/en
Priority to FR1156951D priority patent/FR1156951A/fr
Priority to DEB41096A priority patent/DE1007882B/de
Publication of GB817601A publication Critical patent/GB817601A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/44—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp directly applied to, or forming part of, the vessel

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB2117855A 1955-07-21 1955-07-21 Improvements in and relating to electric lamps Expired GB817601A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE549687D BE549687A (fr) 1955-07-21
NL208839D NL208839A (fr) 1955-07-21
GB2117855A GB817601A (en) 1955-07-21 1955-07-21 Improvements in and relating to electric lamps
FR1156951D FR1156951A (fr) 1955-07-21 1956-07-16 Perfectionnements aux lampes électriques
DEB41096A DE1007882B (de) 1955-07-21 1956-07-19 Elektrische Lampe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2117855A GB817601A (en) 1955-07-21 1955-07-21 Improvements in and relating to electric lamps

Publications (1)

Publication Number Publication Date
GB817601A true GB817601A (en) 1959-08-06

Family

ID=10158484

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2117855A Expired GB817601A (en) 1955-07-21 1955-07-21 Improvements in and relating to electric lamps

Country Status (5)

Country Link
BE (1) BE549687A (fr)
DE (1) DE1007882B (fr)
FR (1) FR1156951A (fr)
GB (1) GB817601A (fr)
NL (1) NL208839A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2220333A (en) * 1988-05-27 1990-01-04 Ceramaspeed Ltd Radiant electric heaters
US5177339A (en) * 1988-05-27 1993-01-05 Ceramaspeed Limited Radiant electric heaters

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2220333A (en) * 1988-05-27 1990-01-04 Ceramaspeed Ltd Radiant electric heaters
US5051561A (en) * 1988-05-27 1991-09-24 Ceramaspeed Limited Radiant electric heaters
GB2220333B (en) * 1988-05-27 1992-09-02 Ceramaspeed Ltd Radiant electric heaters
US5177339A (en) * 1988-05-27 1993-01-05 Ceramaspeed Limited Radiant electric heaters
US5204510A (en) * 1988-05-27 1993-04-20 Ceramaspeed Limited Radiant electric heaters

Also Published As

Publication number Publication date
FR1156951A (fr) 1958-05-23
NL208839A (fr)
BE549687A (fr)
DE1007882B (de) 1957-05-09

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