with ground-engaging propulsion means, e.g. walking members

Full Title

Vehicles characterised by having other propulsion or other ground- engaging means than wheels or endless track, alone or in addition to wheels or endless track (sledges B62B; motor sledges B62M) > with ground-engaging propulsion means, e.g. walking members

Child Classifications

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• B62D 57/021
• B62D 57/022
• B62D 57/024 specially adapted for moving on inclined or vertical surfaces (endless-track vehicles for ascending or descending stairs B62D55/075; hand-carts with provision for travelling up or down stairs B62B5/02)
• B62D 57/028 having wheels and mechanical legs (B62D57/024 takes precedence; ground-engaging vehicle fittings for supporting, lifting or manoeuvring the vehicle, wholly or in part B60S9/00)
• B62D 57/032 with alternately or sequentially lifted supporting base and legs; with alternately or sequentially lifted feet or skid (B62D57/024 takes precedence)
• B62D 57/036 screw type, e.g. Archimedian screw