Devices for hoisting or lowering a carrier from one level to another. In some cases the devices operate between tracks at different levels, in others between a station and a track at another level.
(1) Note. A large number of these devices are shown in this class, subclasses, 2, 3 and 8, and indented subclasses.
SEE OR SEARCH CLASS
89, Ordnance,
46,.
182, Fire Escape, Ladder, or Scaffolds,
42+, for an endless conveyor type escape.
198, Conveyors: Power-Driven,
739+, for a platform moved about an endless path. 414, Material or Article Handling,
592+,.
452, Butchering,
178, for an elevator means used in a butchering operation.
