GB521454A - Improvements in lighting fittings - Google Patents

Improvements in lighting fittings

Info

Publication number
GB521454A
GB521454A GB3355938A GB3355938A GB521454A GB 521454 A GB521454 A GB 521454A GB 3355938 A GB3355938 A GB 3355938A GB 3355938 A GB3355938 A GB 3355938A GB 521454 A GB521454 A GB 521454A
Authority
GB
United Kingdom
Prior art keywords
ring
projections
subsidiary
lighting fittings
campbell
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
GB3355938A
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.)
GUY CAMPBELL JUNIOR
Benjamin Electric Ltd
Original Assignee
GUY CAMPBELL JUNIOR
Benjamin Electric 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 GUY CAMPBELL JUNIOR, Benjamin Electric Ltd filed Critical GUY CAMPBELL JUNIOR
Priority to GB3355938A priority Critical patent/GB521454A/en
Publication of GB521454A publication Critical patent/GB521454A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

521,454. Lamp fittings. CAMPBELL, G., and BENJAMIN ELECTRIC, Ltd. Nov. 18, 1938, No. 33559. [Class 75 (ii)] To mount a subsidiary reflector 16, Fig. 1, or 19, Fig. 3, or other element within use is made of a split annular member 12 with projections 12a taking over projections 11a on the main body of the fitting when the ring 12 is expanded by action of the screw 13. Lugs 17 on the ring facilitate the attaching of the subsidiary elements.
GB3355938A 1938-11-18 1938-11-18 Improvements in lighting fittings Expired GB521454A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3355938A GB521454A (en) 1938-11-18 1938-11-18 Improvements in lighting fittings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3355938A GB521454A (en) 1938-11-18 1938-11-18 Improvements in lighting fittings

Publications (1)

Publication Number Publication Date
GB521454A true GB521454A (en) 1940-05-22

Family

ID=10354511

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3355938A Expired GB521454A (en) 1938-11-18 1938-11-18 Improvements in lighting fittings

Country Status (1)

Country Link
GB (1) GB521454A (en)

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