A boat lift drive for connection to a winch having a winch shaft. The boat lift drive includes a power unit, a drive train engaged to and being driven by the power unit, and a drive shaft engaged to and being driven by the drive train. The drive shaft in turn is engaged to and drives the winch shaft. The drive train includes a seat with a frustoconical section and the drive shaft includes a head with a frustoconical section. The frustoconical sections are press fit into each other. This frustoconical engagement provides a great amount of torque for lifting boats.
Boat lift drive
2018-08-07
Patent
Electronic Resource
English
IPC: | B66D Haspeln , CAPSTANS |