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Title: Unitized theater lighting system main power unit

Abstract: In a theater lighting system that regulates the luminescence of incandescent lamps, a main power unit is constructed of unitized components which include a chassis, main power apparatus drawers, electronic control circuit boards, a power bus unit and equipment rack. The drawers and boards are removably located in separate sections of the equipment cabinet remote from each other. The operator's console contains a plurality of sources of control signals which are supplied to the equipment cabinet to control the output power of main power apparatus. Main power apparatus of different power ratings are interchangably usable in each such system.


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Inventors: Yancey, Leroy D. (Bountiful, UT, US)

Application Number: 552555
Filing Date: 1975-02-24
Publication_date: 1976-03-09
Assignee:
Primary Class(es): 315/317 315/320, 361/602
Other Classes:
US Patent Ref:
Other Refs: 761,092
Jun, 1967CA

Primary Examiner: Mullins, James B.
Assistant Examiner:
Attorney: Trask & Britt