Belt hoist
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 21, 2002
Grant Date -
Dec 20, 2001
app pub date -
Mar 9, 2001
filing date -
Jun 16, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A belt hoist designed to enable a hanging member to be further reliably secured to a belt to provide a further improved safety under load less than a permissible maximum load. In the belt hoist, a winding shaft 44 on which one end portion of a belt 3 is coiled comprises a first shaft 44a and a second shaft 44b, and the one end portion of the belt 3 comprises a first coiling portion 31 coiled on the first shaft 44a to be superposed thereon, a second coiling portion 32 coiled on the first coiling portion 31 to be superposed thereon, a third coiling portion 33 coiled on the second shaft 44b to be superposed thereon, and a fourth coiling portion 34 coiled on the third coiling portion 33 to be superposed thereon. The first coiling portion 31 and the second coiling portion 32, and the third coiling portion 33 and the fourth coiling portion 34 are opposite to each other in coiling direction, and the hanging member 4 has press-holding portions 49 for pressing at least one of the second coiling portion 32 and the fourth coiling portion 34 in sandwich relation therebetween.
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