Electric lamp sealed at two ends and method for its production

Details Electric lamp sealed at two ends and method for its production Electric lamp sealed at two ends and method for its production

H - Electricity

01

J

H01J 5/52 (2006.01) H01J 9/24 (2006.01) H01K 1/44 (2006.01) H01K 3/12 (2006.01)

Patent

CA 2539219

The oblong bulb (1) of the lamp is sealed at opposing ends by sealing pieces (6; 32), with application of a holder to each end, whereby said holder comprises an electrical contact element (13; 25), electrically connected to a power supply (15; 21), running to the lighting means. The contact element is housed in a tubular extension (11; 22) of the sealing piece and the maximum external diameter of the contact element (13; 25) is loosely matched to the inner diameter of the sleeve.

L'invention concerne une lampe dont l'ampoule allongée (1) est scellée au niveau d'extrémités opposées par l'intermédiaire d'éléments d'étanchéité (6 ; 32), un culot étant placé à une extrémité, lequel culot présente un élément de contact électrique (13 ; 25) relié de façon électroconductrice à une alimentation en courant (15 ; 21) conduisant à un moyen lumineux, ledit élément de contact étant introduit dans un allongement tubulaire (11 ; 22) de l'élément d'étanchéité. Cette invention se caractérise en ce que le diamètre extérieur maximal de l'élément de contact (13 ; 25) est adapté avec jeu au diamètre intérieur de la douille.

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