Buckles – buttons – clasps – etc.
Patent
1973-10-05
1976-06-29
Sheer, Richard M.
Buckles, buttons, clasps, etc.
240 4115, A61G 1300, F21V 3300
Patent
active
039671070
ABSTRACT:
An illumination system for an operating theater having a pinpointing spotlamp and several individual satellite spotlamps all of which are pivotable independently of each other in two mutually-perpendicular directions. The pinpointing spotlamp is adjustable to select a desired area to be illuminated, and each satellite spotlamp is provided with a photoelectric servomechanism which operates in response to light from the area illuminated by the pinpointing spotlamp to adjust the associated satellite spotlamp.
REFERENCES:
patent: 3110815 (1963-11-01), Sturm
patent: 3375362 (1968-03-01), Klippert
Junginger Klaus
Sturm Walter
Burt Pamela S.
Original Hanau Quarzlampen GmbH
Sheer Richard M.
Weiner Irving M.
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