B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
Boîte de vitesses manuelle avec passage en translation et sélection en rotation comportant un frein de marche arrière utilisant un synchroniseur de marche avant