Motor vehicles – Special driving device – Portable track
Patent
1997-06-12
2000-12-12
Hurley, Kevin
Motor vehicles
Special driving device
Portable track
280DIG10, 180901, B62D 5500
Patent
active
06158536&
ABSTRACT:
There is provided a stair-climbing vehicle for transporting a wheelchair with a person sitting on. The vehicle comprise a crawler device including a pair of endless belt crawlers disposed on opposite sides of the vehicle; a vehicle body including a driving motor for driving the crawler device to enabling the stair-climbing vehicle to climb up or down a stairway; a load-carrying platform for mounting a wheelchair, said load-carrying platform being provided above the vehicle body capable of pivoting in vertical direction about one end thereof. The load-carrying platform is provided with a inclination sensor. The inclination sensor includes a first inclination sensing element and a second inclination sensing element, each inclination sensing element is a tubular member containing a flowable electrically conductive material and a pair of electrically conductive terminals.
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Fischer Andrew J.
Hurley Kevin
Sunwa Ltd.
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