GB649280A - Improvements in prismatic panels for use in connection with lighting fittings or lanterns - Google Patents

Improvements in prismatic panels for use in connection with lighting fittings or lanterns

Info

Publication number
GB649280A
GB649280A GB4203/48A GB420348A GB649280A GB 649280 A GB649280 A GB 649280A GB 4203/48 A GB4203/48 A GB 4203/48A GB 420348 A GB420348 A GB 420348A GB 649280 A GB649280 A GB 649280A
Authority
GB
United Kingdom
Prior art keywords
lanterns
connection
prismatic
lighting fittings
panels
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
GB4203/48A
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.)
Revo Electric Co Ltd
Original Assignee
Revo Electric 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 Revo Electric Co Ltd filed Critical Revo Electric Co Ltd
Priority to GB4203/48A priority Critical patent/GB649280A/en
Publication of GB649280A publication Critical patent/GB649280A/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
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)

Abstract

649,280. Lighting fitting panels. REVO ELECTRIC CO., Ltd., and HARTILL, P. Feb. 13, 1948, No. 4203. [Class 75(ii)] A transparent lantern panel a having prismatic ribs a<SP>1</SP> over the lower part of its surface is disposed within or formed integral with a flanged surround a<SP>2</SP> forming a sealable mounting for a plain transparent cover plate b within the flange whereby the said prismatic surface is protected against dust.
GB4203/48A 1948-02-13 1948-02-13 Improvements in prismatic panels for use in connection with lighting fittings or lanterns Expired GB649280A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4203/48A GB649280A (en) 1948-02-13 1948-02-13 Improvements in prismatic panels for use in connection with lighting fittings or lanterns

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4203/48A GB649280A (en) 1948-02-13 1948-02-13 Improvements in prismatic panels for use in connection with lighting fittings or lanterns

Publications (1)

Publication Number Publication Date
GB649280A true GB649280A (en) 1951-01-24

Family

ID=9772667

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4203/48A Expired GB649280A (en) 1948-02-13 1948-02-13 Improvements in prismatic panels for use in connection with lighting fittings or lanterns

Country Status (1)

Country Link
GB (1) GB649280A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3120753A1 (en) * 1980-06-05 1982-05-27 IAO Industrie Riunite S.p.A., 10092 Beinasco, Torino HEADLIGHT UNIT

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3120753A1 (en) * 1980-06-05 1982-05-27 IAO Industrie Riunite S.p.A., 10092 Beinasco, Torino HEADLIGHT UNIT

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