HOISTING DEVICE FOR ILLUMINATOR FRAME IN FLOODLIGHT

摘要

PROBLEM TO BE SOLVED: To provide a hoisting device for an illuminator frame in a floodlight in which the hoisting operation can be carried out with a small device and is constituted to be small in size and low in cost. SOLUTION: In the hoisting device 30 of the floodlight 1, the illuminator frame 20 and a weight 33 are connected by a supporting wire 32 which is hung on a pulley 31 installed on a top end of a pole 10. A driving wire rope 35 hung on a driving pulley block 34 provided on a bottom side of the weight 33 is wired to a draw gear 40 provided inside a base of the pole 10. The illuminator frame 20 is hoisted by operating the movement of the weight 33 through the driving wire 35 rope by the draw gear 40. COPYRIGHT: (C)2004,JPO