specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes (B66C17/04 takes precedence)

Full Title

Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports > specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes (B66C17/04 takes precedence)

Child Classifications

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• B66C 17/08 for charging treatment chambers, e.g. furnaces, kilns, ovens (charging furnaces in general F27D3/00)
• B66C 17/10 for transporting ladles
• B66C 17/12 for handling workpieces, e.g. ingots, which require to be supported temporarily within, or withdrawn from, a treatment chamber, e.g. tong cranes, soaking-pit cranes, stripper cranes (for manipulating ingots during forging B66C17/18; grippers for handling or stripping castings or ingots during manufacture B22D29/00)
• B66C 17/18 for manipulating workpieces during forging operations (work-pieces manipulators in forging machines B21J13/10)
• B66C 17/20 for hoisting or lowering heavy load carriers, e.g. freight containers, railway wagons
• B66C 17/22 for hoisting or lowering locomotives
• B66C 17/24 for building ships on slipways
• B66C 17/26 combined with auxiliary apparatus, e.g. log saws, pushers for unloading vehicles, means for shunting railway vehicles