Precision tubulation for self mounting lamp

Details Precision tubulation for self mounting lamp Precision tubulation for self mounting lamp

1989-09-28

1991-07-16

Yusko, Donald J.

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Reflector

313318, 362296, 362310, H01J 516

Patent

active

050327585

ABSTRACT:
An electric lamp fabricated from lamp tubing and terminating at one end in an elongated tubular portion which is of a precise, predetermined length with respect to the optical center of the lamp is inserted directly into and held in a bore in the rear of a reflector so that the optical center of the lamp is at the focal point of the reflector without need for adjusting the position of the lamp in the reflector.

REFERENCES:
patent: 4389201 (1983-06-01), Hansler et al.
patent: 4423348 (1983-12-01), Greiler
patent: 4533851 (1985-08-01), Block et al.
patent: 4626734 (1986-12-01), Greiler
patent: 4810932 (1989-03-01), Ahlgren et al.
patent: 4878161 (1989-10-01), Nakata

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