Electric reflector lamp

Details Electric reflector lamp Electric reflector lamp

H - Electricity

01

J

313/85

H01J 61/35 (2006.01) H01J 5/02 (2006.01) H01K 1/26 (2006.01) H01K 7/02 (2006.01)

Patent

CA 1210437

ABSTRACT: Electric reflector lamp. The electric reflector lamp according to the invention has a blown glass lamp envelope (41), of which a concave internally mirror-coated wall portion (44), a translucent wall portion (49) and a tubular wall portion (50) constitute a single blow moulding. Within the lamp envelope is arranged a metal reflector body (45), which has a concave spherically curved reflecting surface facing the mirror-coated wall portion (44). Its axis (43') and its centre of curvature (46') coincide with the axis (43) and the focus (46), respectively, of the mirror-coated wall portion. A light source (51) surrounds the focus (46). The lamp does not or substantially does not, emit stray light and concentrates the generated light very effectively. Fig. 3.

432879

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