GB191017277A - Improvements in or relating to Lighting Plants and Apparatus. - Google Patents

Improvements in or relating to Lighting Plants and Apparatus.

Info

Publication number
GB191017277A
GB191017277A GB191017277DA GB191017277A GB 191017277 A GB191017277 A GB 191017277A GB 191017277D A GB191017277D A GB 191017277DA GB 191017277 A GB191017277 A GB 191017277A
Authority
GB
United Kingdom
Prior art keywords
relating
walls
lighting
plates
cover
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
Inventor
Hermann Wilhelm Wuepperm Engel
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191017277A publication Critical patent/GB191017277A/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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings

Abstract

17,277. Engel, H. W. W. July 20. Lighting, systems of.-Uniform illumination is obtained by placing electric or other lamps c behind thin marble plates a ground on the faces adjacent to the light, a n d polished on their exterior surfaces. The plates are secured below a ceiling by means of metal bars, or arranged to cover the walls. They may cover recesses in the walls, or form projecting columns.
GB191017277D 1910-07-20 1910-07-20 Improvements in or relating to Lighting Plants and Apparatus. Expired GB191017277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191017277T 1910-07-20

Publications (1)

Publication Number Publication Date
GB191017277A true GB191017277A (en) 1911-05-25

Family

ID=33446031

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191017277D Expired GB191017277A (en) 1910-07-20 1910-07-20 Improvements in or relating to Lighting Plants and Apparatus.

Country Status (1)

Country Link
GB (1) GB191017277A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2752017A (en) * 1956-06-26 Light diffusing ceiling construction
US2753440A (en) * 1951-09-25 1956-07-03 Wakefield Company Overhead lighting and acoustical structures

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2752017A (en) * 1956-06-26 Light diffusing ceiling construction
US2753440A (en) * 1951-09-25 1956-07-03 Wakefield Company Overhead lighting and acoustical structures

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