Wheelchair having pivotable ramp for climbing curbs

Details Wheelchair having pivotable ramp for climbing curbs Wheelchair having pivotable ramp for climbing curbs

1974-11-15

1976-08-24

Wood, Jr., M. H.

Motor vehicles

Special driving device

Portable track

280 524, 280 42, 280 4741, 280242WC, 280DIG10, B62D 1700, B62B 902

Patent

active

039761525

ABSTRACT:
A wheelchair provided with pivotable ramps to enable curb-climbing which is provided with means to enable it to mount curbs. The wheelchair comprises three or more wheels and at least one pivotally mounted arm on which a ramp member is itself pivotally mounted. The or each arm may be pivoted to a position in which the ramp it supports is placed in a predetermined orientation in the path of a respective wheel or the chair so that the said respective wheel may run up the ramp to mount a curb.

REFERENCES:
patent: 1301593 (1919-04-01), Panzner et al.
patent: 1327864 (1920-01-01), Everingham
patent: 1610921 (1926-12-01), Borowski et al.
patent: 1739260 (1929-12-01), Roe
patent: 2669289 (1954-02-01), Usher et al.
patent: 2712357 (1955-07-01), Fulton et al.
patent: 3613813 (1971-10-01), Biddle

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