Replaceable lamp unit providing hermetic seal and fixed...

Details Replaceable lamp unit providing hermetic seal and fixed... Replaceable lamp unit providing hermetic seal and fixed...

H - Electricity

01

K

240/21

H01K 1/46 (2006.01) F21V 19/00 (2006.01)

Patent

CA 1220181

-21- REPLACEABLE LAMP UNIT PROVIDING HERMETIC SEAL AND FIXED ALIGNMENT FOR ELECTRIC LAMP CONTAINED THEREIN AND AUTOMOBILE HEADLIGHT UTILIZING SAME ABSTRACT A replaceable lamp unit (10) removably oriented within a glass or plastic reflector (13) of an automobile headlight. The unit includes a plastic cylindrical shaped holder (19) which is directly inserted within a rear opening (11) in the reflector. The holder includes a pair of spaced cavities (21, 23) separated by a common wall member (25) in which are located a plurality of electrically conductive eyelets (27). Fixedly positioned within each eyelet is a support wire (43) to which is connected a respective one of the lead-in wires (31) of the electric lamp (39) which forms part of the lamp unit. Connection between the eyelets and support wires is attained by soldering (45) and a quantity of sealant material (65) is thereafter added within the holder to provide a secondary seal. An automobile headlight utilizing the replaceable lamp unit is also described.

456861

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