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1. 发明公开

EP3950083A1 WINCH FOR AUDIO EQUIPMENT AND SYSTEM CONTAINING SAME 审中-实审
公开(公告)号：EP3950083A1
公开(公告)日：2022-02-09
申请号：EP20783560.4
申请日：2020-04-06
申请人： Obschestvo s Ogranichennoi Otvetstvennostiu "Gella"
发明人： RAPPE, Mikhail Aituganovich , TITOV, Sergey Vladimirovich , VASILCHENKO, Evgenii Vasilievich
IPC分类号： A63J1/00 , A63J5/04 , B65H75/34 , B66D1/00
摘要： The invention relates to lifting devices for raising and lowering audio equipment. Technical result consists in providing a simple and reliable winch structure, increased service life of the winch and enhanced accuracy of audio equipment positioning. The technical result is achieved by a winch for audio equipment, comprising a cable and a housing that contains a drive and a drum, wherein a first part of the drum is designed for spooling a first portion of the cable, a second part of the drum is designed for spooling a second portion of the cable and presents a reel that has, disposed on the central bushing, a barrel for spooling the second cable portion, and two side plates, and an external annular wall is provided between the side plates of the reel, the diameter of the external annular wall being greater than that of the barrel of the reel; wherein one end of the first cable portion is designed to be connected to the audio equipment being suspended, and the second end of the first cable portion is fastened to the first part of the drum and connected to the second cable portion; one end of the second cable portion is connected to the first cable portion and is inserted into the reel, being fastened in the region of its annular wall, and the second end of the second cable portion is led out of the reel, being fastened in the region of the barrel of the reel, and is designed to be connected to an external signal path; wherein inner surface of the reel side plates is coated with a sliding material; the cable inside the reel has a coating that provides sliding of the cable relative to adjacent coils and relative to the sliding material covering the reel side plates.

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