Motorized suspended electrical lighting unit e.g. for studios, has pair of support cables that are wound on drum to adjust height

摘要

A suspended electrical lighting unit (20) is supported on a pair of mechanical cables (7,8) that are fixed to a ceiling and are wound onto drums (4,5). The drums are integral with a shaft (2) that projects from a drive motor (1). The electrical supply cable is guided to a connection box (12) through an articulated arm (11).