Industry & Construction

Hydro-electric dams or fluvial and maritime locks use gates or casements systems. The automatic opening and closing is generally made thanks to hydraulic cylinder.

However, according to the situations and the technical specifications, the use of the winch with a rope or a roller chain can be technically and financially usefull. Indeed, most of those winches are designed with several drums linked by drive shaft assuring the perfect synchronization of the various lifting points on doors, casements or sector gates of high lengths.

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