Foldable wheelchair

Details Foldable wheelchair Foldable wheelchair

1996-07-22

1998-06-02

Boehler, Anne Marie

Land vehicles

Wheeled

Extensible

280 42, 2802501, 2803041, B62M 114

Patent

active

057588970

ABSTRACT:
A collapsible wheelchair (10) with two lateral supports (12, 13) on which respectively a drive wheel (18, 19) and respectively a running wheel (20, 21) are fastened and which are rigidly connected by a main transverse support (34) and an auxiliary transverse support (32). The former is constituted by two legs (38, 39) connected a hinge joint, which can be arrested on each other by an arresting device. The latter has an arresting protrusion (56) hinged on one leg (38). The arresting protrusion runs up on the stop face (62) respectively located opposite it, which is a section of a stop area (64) formed on the other leg (39). At least one of the legs (38, 39) can be advanced in the direction toward the longitudinal center surface of the collapsible wheelchair (10) by an advancement device.

REFERENCES:
patent: 4101143 (1978-07-01), Sieber
patent: 4375295 (1983-03-01), Volin

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