EP 0265396 A2 19880427 - A battery-operated portable light emitting scattered and spotted beams of light.
Title (en)
A battery-operated portable light emitting scattered and spotted beams of light.
Title (de)
Tragbare Batterieleuchte mit konvergierendem und breitstrahlendem Lichtbündel.
Title (fr)
Lampe portable à piles émettant des faisceaux lumineux concentrés et étalés.
Publication
Application
Priority
IT 2347486 U 19861023
Abstract (en)
A portable light (1), adapted for emitting a spotted beam or a scattered beam of light and having a simple and reliable construction, comprises a body (2), a parabola-shaped reflective member (3), and a lamp (6) having its bulb (7) placed at the focal point of the reflector parabola, a refractive sleeve (14) slidingly movable under the action of a drive means (23) between a first or scattered light position whereat it juts out around the bulb (7), and a second or spotted beam position, whereat it is retracted away from the bulb (7), and a plurality of annular ridges (24) formed across the sleeve (14) exterior to create a Fresnel lens (59).
IPC 1-7
IPC 8 full level
F21L 4/00 (2006.01); F21V 13/00 (2006.01); F21Y 101/00 (2016.01)
IPC 8 main group level
F21L (2006.01)
CPC (source: EP US)
F21V 5/046 (2013.01 - EP US); F21V 13/04 (2013.01 - EP US); F21V 14/06 (2013.01 - EP)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR LI LU NL SE
DOCDB simple family (publication)
EP 0265396 A2 19880427; EP 0265396 A3 19890816; DK 553487 A 19880424; DK 553487 D0 19871022; IT 208257 Z2 19880429; IT 8623474 V0 19861023; PT 85951 A 19881130
DOCDB simple family (application)
EP 87830357 A 19871013; DK 553487 A 19871022; IT 2347486 U 19861023; PT 8595187 A 19871019