Light pipe fixture with internal extractor

Details Light pipe fixture with internal extractor Light pipe fixture with internal extractor

F - Mech Eng,Light,Heat,Weapons

21

V

F21V 8/00 (2006.01)

Patent

CA 2403265

An illumination device (40) for transmitting and/or distributing light with an extractor (34) that extends distally into the interior of the light guide (42). The illumination device (40) includes a hollow light guide (42) including a wall having an inner surface (50) and a structured outer side (48). The structured outer side (48) includes a plurality of prisms (52) defining grooves that extend along a length of the light guide (42). An extractor (36) extends substantially along the length of the light guide (42) and projects distally from the inner surface (50) towards an interior of the light guide (42). The extractor (36) is operative to cause light to be released through the wall of the light guide (42). A method of attaching the extractor (36) is also disclosed.

L'invention concerne un dispositif d'éclairage (40) conçu pour transmettre et/ou diffuser de la lumière au moyen d'un extracteur (34) qui s'étend de manière distale à l'intérieur du guide de lumière (42). Le dispositif d'éclairage (40) comprend un guide de lumière (42) creux pourvu d'une paroi présentant une surface intérieure (50) et une partie extérieure (48) structurée. La partie extérieure structurée (48) comprend une multitude de prismes (52) définissant des rainures s'étendant le long du guide de lumière (42). Un extracteur (36) s'étend sensiblement le long du guide de lumière (42) et se projette de manière distale depuis la surface intérieure (50) en direction du guide de lumière (42). L'extracteur (36) se déclenche de manière à permettre la libération de la lumière à travers la paroi du guide de lumière (42). L'invention concerne également un procédé permettant de relier l'extracteur (36).

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