Title:
LIFTING DEVICE
Document Type and Number:
Japanese Patent JP2022132728
Kind Code:
A
Abstract:
To provide a lifting device which can draw an article, such as a lighting device or video equipment, from a ceiling, inhibits wires from moving in conjunction with upward or downward movement of the article and prevents an accident caused by removal of the wire without complicating and enlarging the device, and achieves downsizing and cost reduction of the device.SOLUTION: A lifting device comprises: a lifting guide mechanism A which guides upward or downward movement of a lifting frame 4; and a lifting driving mechanism B which moves up or down the lifting body 4. The lifting driving mechanism B comprises: wires 13 each of which is connected at one end to the lifting frame 4; driving pulleys 14 in each of which the other end of the wire 13 is connected to the interior of each groove 18 provided in a direction along an outer periphery of an outer peripheral surface and having a width that allows a width of the wire 13 to be fitted in and a height that allows the wire to be wound in an overlapping manner to be stored therein; a motor 15 which rotationally drives the driving pulleys 14; and pulleys 19 which converts directions of the wires 13 pulled out from the driving pulleys 14 into a vertical direction.SELECTED DRAWING: Figure 3
Inventors:
OKUMURA KEIICHI
Application Number:
JP2021031340A
Publication Date:
September 13, 2022
Filing Date:
March 01, 2021
Export Citation:
Assignee:
CINEMA KOBO KK
International Classes:
F21V21/36
Attorney, Agent or Firm:
Tamaji Tojiro