Discharge lamp having envelope support spacer

Details Discharge lamp having envelope support spacer Discharge lamp having envelope support spacer

H - Electricity

01

J

313/135

H01J 61/30 (2006.01) H01J 61/32 (2006.01)

Patent

CA 1278021

ABSTRACT An arc discharge lamp having a sealed envelope including at least two longitudinally extending leg members spaced a predetermined distance thereapart and joined together by a transversely extending envelope portion. Support spacer means formed from the envelope (e.g., by blow molding) prevents breakage of the transversely extending envelope portion caused by inward deflection of the leg members. Preferably, the support spacer means includes a plurality of truncated-cone shaped protrusions extending laterally between the leg members.

558702

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