GB928740A - Improvements relating to sealed beam lamps - Google Patents

Improvements relating to sealed beam lamps

Info

Publication number
GB928740A
GB928740A GB13967/61A GB1396761A GB928740A GB 928740 A GB928740 A GB 928740A GB 13967/61 A GB13967/61 A GB 13967/61A GB 1396761 A GB1396761 A GB 1396761A GB 928740 A GB928740 A GB 928740A
Authority
GB
United Kingdom
Prior art keywords
plane
reflector
optical axis
sealed
cover member
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
GB13967/61A
Other languages
English (en)
Inventor
John Willoughby Thomas Wright
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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 NL276950D priority Critical patent/NL276950A/xx
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB13967/61A priority patent/GB928740A/en
Priority to FR894611A priority patent/FR1319848A/fr
Priority to DEA39969A priority patent/DE1236435B/de
Priority to CH477262A priority patent/CH391891A/de
Publication of GB928740A publication Critical patent/GB928740A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB13967/61A 1961-04-18 1961-04-18 Improvements relating to sealed beam lamps Expired GB928740A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL276950D NL276950A (enrdf_load_stackoverflow) 1961-04-18
GB13967/61A GB928740A (en) 1961-04-18 1961-04-18 Improvements relating to sealed beam lamps
FR894611A FR1319848A (fr) 1961-04-18 1962-04-16 Lampes électriques à incandescence
DEA39969A DE1236435B (de) 1961-04-18 1962-04-17 Elektrische, als Scheinwerfer ausgebildete Gluehlampe
CH477262A CH391891A (de) 1961-04-18 1962-04-18 Elektrische Glühlampe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB13967/61A GB928740A (en) 1961-04-18 1961-04-18 Improvements relating to sealed beam lamps

Publications (1)

Publication Number Publication Date
GB928740A true GB928740A (en) 1963-06-12

Family

ID=10032629

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13967/61A Expired GB928740A (en) 1961-04-18 1961-04-18 Improvements relating to sealed beam lamps

Country Status (5)

Country Link
CH (1) CH391891A (enrdf_load_stackoverflow)
DE (1) DE1236435B (enrdf_load_stackoverflow)
FR (1) FR1319848A (enrdf_load_stackoverflow)
GB (1) GB928740A (enrdf_load_stackoverflow)
NL (1) NL276950A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2114350A (en) * 1937-02-08 1938-04-19 Chrysler Corp Lamp
NL69920C (enrdf_load_stackoverflow) * 1948-03-05
US2543093A (en) * 1948-12-28 1951-02-27 Tung Sol Lamp Works Inc Electric lamp

Also Published As

Publication number Publication date
DE1236435B (de) 1967-03-16
FR1319848A (fr) 1963-03-01
NL276950A (enrdf_load_stackoverflow)
CH391891A (de) 1965-05-15

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