Towing jenny with anti-drop safety device

A traction hoister with fall proof safety device consists of a motor, a brake, a reducer and a fall proof safety device. the fall proof safety device is arranged with a centrifugal type speed limited device, a fall proof safety tactile rod, and a fretting switch. The output shaft of the motor connec...

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Bibliographic Details
Main Author WEIFANG SHEN
Format Patent
LanguageEnglish
Published 18.07.2007
Subjects
CAPSTANS
HAULING
HOISTING
HOISTS
LIFTING
PERFORMING OPERATIONS
TACKLES, e.g. PULLEY BLOCKS
TRANSPORTING
WINCHES
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Summary:A traction hoister with fall proof safety device consists of a motor, a brake, a reducer and a fall proof safety device. the fall proof safety device is arranged with a centrifugal type speed limited device, a fall proof safety tactile rod, and a fretting switch. The output shaft of the motor connects with the input shaft of the reducer, the output shaft of the motor is arranged with the brake, the input shaft of the reducer is arranged with a brake disc, and the output shaft of the reducer is sleeved with a drum whose outside is arranged with traction wheel. The device is characterized in that the output shaft of the reducer is sleeved with a large gear which meshes with a small gear, and the small gear is sleeved at a connecting shaft connected with the centrifugal type speed limited device. The utility model provides a traction hoister with fall proof safety device, which is safe and reliable, convenient in installation, inspection, debugging and maintenance.
Bibliography:Application Number: CN20062105384U