Stairway-climbing cart

Details Stairway-climbing cart Stairway-climbing cart

1975-11-20

1977-07-05

Peters, Jr., Joseph F.

Motor vehicles

Special driving device

Stepper

280 522, B62B 502

Patent

active

040334210

ABSTRACT:
A stairway climbing cart for lifting goods along the stairway which may also be moved on the floor. The cart has a driving crawler belt at the central portion thereof for facilitating the turning of the cart at the stage of the stairway and has a pair of wheels and sledge members at both sides of the cart. The wheels are to move on the floor and the sledge members are to prevent the lateral overthrow of the cart.

REFERENCES:
patent: 3092200 (1963-06-01), Chambers
patent: 3195919 (1965-07-01), Lossman
patent: 3512658 (1970-05-01), Harlan
patent: 3713501 (1973-01-01), Hurt
patent: 3810662 (1974-05-01), Commanda

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