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Title: Ceramic discharge lamp with reduced heat drain

Abstract: An arc discharge lamp of the ceramic arc tube type wherein the mounting hardware for the arc tube at the end remote from the lamp base is significantly reduced in mass to eliminate an excessive heat sink characteristic and an expansion accommodating mounting is provided for the arc tube adjacent the base end of the lamp at the juncture of the base lead-in conductor and the arc tube lead.


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Inventors: Hoeh, Frederick W. (Livingston, NJ, US)

Application Number: 577516
Filing Date: 1975-05-14
Publication_date: 1976-12-07
Assignee: Westinghouse Electric Corporation (Pittsburgh, PA)
Primary Class(es): 313/25 313/318.04, 313/634
Other Classes:
US Patent Ref:
2135718Nov, 1938Krefft et al.313/25.
2545884Mar, 1951Isaacs et al.313/25.
3453477Jul, 1969Hanneman et al.313/184.
3484637Dec, 1969Van Boort et al.313/25.
3609437Sep, 1971Tol et al.313/184.
3623134Nov, 1971Werner et al.313/184.
3737717Jun, 1973Arendash313/25.
3855494Dec, 1974Plagge313/184.
3885184May, 1975Schat et al.313/318.

Other Refs:
Primary Examiner: Demeo, Palmer C.
Assistant Examiner:
Attorney: Studebaker; B. R.