DECORATION LIFT AND LOWERING DEVICE Russian patent published in 1994 - IPC

Abstract RU 2009684 C1

FIELD: scene equipment. SUBSTANCE: device has cables for suspension a transfer bar with a decoration fastened to it, rope pulleys formed by a pair of blocks and a roller with a hook positioned on the cable between the blocks of each pair. A drum to which the ends of the cables are fastened is mounted on a frame and has a handle for its rotation and a locking device which prevents its rotation. The drum is mounted on a frame for vertical displacement and is spring-loaded relative to the frame by a compression spring. EFFECT: improved structure. 2 dwg

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RU 2 009 684 C1

Authors

Denisenkov I.F.

Dates

1994-03-30Published

1991-10-25Filed