with operating gear or operator's cabin suspended, or laterally offset, from runway or track

Full Title

Trolleys or crabs, e.g. operating above runways (runways, tracks or trackways therefor B66C7/00; winch mechanisms B66D) > with operating gear or operator's cabin suspended, or laterally offset, from runway or track

Child Classifications

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• B66C 11/04 Underhung trolleys (power-operated hoists with driving motor and drum or barrel contained in a common housing B66D3/20)