GB1293020A - Improvements in or relating to lighting units - Google Patents

Improvements in or relating to lighting units

Info

Publication number
GB1293020A
GB1293020A GB53620/70A GB5362070A GB1293020A GB 1293020 A GB1293020 A GB 1293020A GB 53620/70 A GB53620/70 A GB 53620/70A GB 5362070 A GB5362070 A GB 5362070A GB 1293020 A GB1293020 A GB 1293020A
Authority
GB
United Kingdom
Prior art keywords
rails
stays
fitting
end panels
nov
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
GB53620/70A
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.)
ELEKTRO MIBO AB
Original Assignee
ELEKTRO MIBO AB
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 ELEKTRO MIBO AB filed Critical ELEKTRO MIBO AB
Publication of GB1293020A publication Critical patent/GB1293020A/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
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/104—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • 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)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

1293020 Lighting fittings ELEKTRO MIBO AB 11 Nov 1970 [12 Nov 1969] 53620/70 Heading F4R A lighting fitting comprises two end panels 10 interconnected by two relatively narrow side rails 12 and a relatively wide back rail 11 which supports fluorescent tubes and their accessories or filament lamps, the fitting being reinforced by stays 14, 15 which extend between the rails and have T-shaped engagement portions 16, 17 fitting in U-shaped slots 13 on the rails. Glass covers 20, 21 extend between the end panels and fit between projecting portions 22, 23 on the panels and in U-shaped grooves 18, 19 on the rails. The end panels, rails and stays are all made of aluminium and the stays may be formed as a one-piece triangular member.
GB53620/70A 1969-11-12 1970-11-11 Improvements in or relating to lighting units Expired GB1293020A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE15481/69A SE333909B (en) 1969-11-12 1969-11-12

Publications (1)

Publication Number Publication Date
GB1293020A true GB1293020A (en) 1972-10-18

Family

ID=20300709

Family Applications (1)

Application Number Title Priority Date Filing Date
GB53620/70A Expired GB1293020A (en) 1969-11-12 1970-11-11 Improvements in or relating to lighting units

Country Status (8)

Country Link
BE (1) BE758829A (en)
DE (1) DE2054770A1 (en)
DK (1) DK124775B (en)
FI (1) FI55083C (en)
GB (1) GB1293020A (en)
NL (1) NL7016519A (en)
NO (1) NO126703B (en)
SE (1) SE333909B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2291449A1 (en) * 1974-11-13 1976-06-11 Boudon Pierre Studio lighting unit assembly - has angle pieces joined together to enclose translucent panels
DE2704200A1 (en) * 1977-02-02 1978-08-03 Bosch Gmbh Robert LIGHT, IN PARTICULAR FOR VEHICLES
DE29502183U1 (en) * 1995-02-10 1996-05-02 Zumtobel Licht Gmbh, Dornbirn Luminaire, especially damp room luminaire, with a two-part closed housing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2291449A1 (en) * 1974-11-13 1976-06-11 Boudon Pierre Studio lighting unit assembly - has angle pieces joined together to enclose translucent panels
DE2704200A1 (en) * 1977-02-02 1978-08-03 Bosch Gmbh Robert LIGHT, IN PARTICULAR FOR VEHICLES
DE29502183U1 (en) * 1995-02-10 1996-05-02 Zumtobel Licht Gmbh, Dornbirn Luminaire, especially damp room luminaire, with a two-part closed housing

Also Published As

Publication number Publication date
NO126703B (en) 1973-03-12
FI55083C (en) 1979-05-10
DE2054770A1 (en) 1971-05-19
BE758829A (en) 1971-04-16
FI55083B (en) 1979-01-31
NL7016519A (en) 1971-05-14
DK124775B (en) 1972-11-20
SE333909B (en) 1971-04-05

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees