GB415210A - Improvements relating to lamp reflectors - Google Patents

Improvements relating to lamp reflectors

Info

Publication number
GB415210A
GB415210A GB12223/33A GB1222333A GB415210A GB 415210 A GB415210 A GB 415210A GB 12223/33 A GB12223/33 A GB 12223/33A GB 1222333 A GB1222333 A GB 1222333A GB 415210 A GB415210 A GB 415210A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
lamp reflectors
reflecting surface
reflectors
layer
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
GB12223/33A
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
Priority to GB12223/33A priority Critical patent/GB415210A/en
Publication of GB415210A publication Critical patent/GB415210A/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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings

Abstract

415,210. Reflectors. WILLIAMS, A. E., 84, Vyse Street, Birmingham. April 26, 1933, No. 12223. Addition to 395,611. [Class 75 (ii).] In a reflector comprising a metallic base, an intermediate metallic layer, and an outer reflecting surface, as described in the parent Specification, the intermediate layer is of nickel or cobalt of a depth at least À0004 inch, or substantially equal to or greater than that of the reflecting surface, which latter is a metal of the platinum group.
GB12223/33A 1933-04-26 1933-04-26 Improvements relating to lamp reflectors Expired GB415210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB12223/33A GB415210A (en) 1933-04-26 1933-04-26 Improvements relating to lamp reflectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12223/33A GB415210A (en) 1933-04-26 1933-04-26 Improvements relating to lamp reflectors

Publications (1)

Publication Number Publication Date
GB415210A true GB415210A (en) 1934-08-23

Family

ID=10000609

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12223/33A Expired GB415210A (en) 1933-04-26 1933-04-26 Improvements relating to lamp reflectors

Country Status (1)

Country Link
GB (1) GB415210A (en)

Similar Documents

Publication Publication Date Title
GB415210A (en) Improvements relating to lamp reflectors
CH205672A (en) Lighting body in refractory material.
GB450076A (en) Improvements in reflectors
USD87803S (en) Pany of america
GB438679A (en) Improvements relating to epidiascopes
GB418278A (en) Improvements in or relating to metal reflectors and like shades
GB427842A (en) Improvements relating to gas discharge lamps for television and the like
GB265913A (en) Improvements in luminous sign-boards
GB429787A (en) Improvements in or relating to electric imitation fires
GB277800A (en) Improvements in vehicle lamps
GB452098A (en) Improvements in and relating to reflectors
AU101411B2 (en) Improvements in upcast lighting reflectors
GB529743A (en) Improvements in the manufacture of non-symmetric reflectors for directional lightingfittings
GB467198A (en) Improvements in and relating to mirrors
GB440839A (en) Improvements in electric fires
GB509651A (en) Improvements in or relating to glass lamp fronts, particularly for vehicle headlamps
AU269936A (en) Improvements in upcast lighting reflectors
GB361409A (en) Metal protected mirrors
GB462813A (en) An improved electric light reflector
CA351929A (en) Lamp or lantern snuffer
CA359973A (en) Cimentitious pipe and cylinder manufacture
CA355129A (en) Light reflecting letter, figure or ornament manufacture
CA361751A (en) Compression-ignition engine
CA362622A (en) Engine and piston
ES1439U (en) A glass autoreflector to make vehicles visible even at night (Machine-translation by Google Translate, not legally binding)