Compact fluorescent lamp

Details Compact fluorescent lamp Compact fluorescent lamp

H - Electricity

01

J

H01J 61/32 (2006.01) H01J 5/48 (2006.01) H05B 41/36 (2006.01)

Patent

CA 2625829

Compact fluorescent lamp having a known base (1), a central hollow column (2), attached to the base (1), and the outer surface of which has a heat- and light- reflecting coating; a cap (3) closing the hollow column (2); and one or more light-radiating members (4) secured to the cap (3) and/or to the hollow column (2). The light-radiating members (4) start from the hollow column (2) and connect to electronic and electric elements and pass through the holes (3b) of the hollow column and/or the cap (3). The lamp further comprises a guide-ring (11) to support the light-radiating members (4) extending until or beyond the meeting boundary edge of the base (1) and the hollow column (2). The hollow column (2), the base (1), the cap (3) and the guide ring (11) are encompassed with the light-radiating members (4) extending in at least a direction parallel with the longitudinal axis of the lamp towards the base (1) and back and the light-radiating members (4) have curved sections (4a). The lamp is retrofit with conventional bulb sockets.

L~invention concerne une lampe fluorescente compacte comprenant un socle traditionnel (1), un tube creux central (2) fixé au socle (1), dont la surface extérieure présente un revêtement réfléchissant la chaleur et la lumière ; une coiffe (3) obturant le tube creux (2) ; et un ou plusieurs éléments (4) rayonnant la lumière, fixés à la coiffe (3) et/ou au tube creux (2). Les éléments (4) rayonnant la lumière s~étendent du tube creux (2), sont reliés à des composants électroniques et électriques et traversent des trous (3b) ménagés dans le tube creux et/ou la coiffe (3). La lampe comprend en outre une bague de guidage (11) servant à soutenir les éléments (4) rayonnant la lumière qui s~étendent jusqu~à ou au-delà du bord de rencontre du socle (1) et du tube creux (2). Le tube creux (2), le socle (1), la coiffe (3) et la bague de guidage (11) sont entourés par les éléments (4) rayonnant la lumière qui s~étendent dans au moins une direction parallèle à l~axe longitudinal de la lampe vers le socle (1) et dans la direction inverse. Les éléments (4) rayonnant la lumière comportent des parties incurvées (4a). La lampe peut être dotée d~une douille d~ampoule traditionnelle.

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