Electric lamps mounted in a flanged cap
AssigneeThorn Electrical Industries Limited
InventorArthur Samuel Vause
Life of this patent
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Abstract
An electric lamp assembly for use in sealed beam lighting units comprises a sealed envelope containing a light source mounted in an integnally flanged cap. Electrical supply leads pass through hermetic seals in the cap, and means are provided which support the light source in a predetermined position relative to the cap flange.
Claims3
An electric lamp comprising an envelope containing a light source, said envelope having a press seal and supply leads entering the envelope through the press seal, said lamp further comprising a metal cap, said cap having an integral peripheral flange, a support mounting said envelope on said cap, said support being attached to the press seal of the envelope, and current leads passing through openings in said cap and hermetically sealed in said openings by electrically insulating material which insulates said leads from said cap.
Dependencies are inferred from the claim text.