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Wheelchairs for the disabled with electro-mechanical device, which allows up and down stairs and ramps.
Wheelchairs for the disabled with electro-mechanical device, which allows up and down stairs and ramps.
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机译:带有电动机械装置的残疾人轮椅,允许上下楼梯和坡道。
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摘要
Wheelchair for the disabled, with electro-mechanical device, which allows up and down stairs and ramps (1), provided with: four horizontal piston (2.1) and (2.2) which are coupled at their end a vertical piston (3.1) and (3.2) and four struts (5). Located chair at the start of the obstacle, the two pistons (2.1) with its vertical pistons (3.1) slide until the end of the first step, the vertical piston (3.1) and (3.2) extend, bringing the whole, until the wheels saved height of the first step, the lifting and the jacket (outer part of the horizontal piston) (4) is stopped moves horizontally until it meets the vertical pistons (3.1). displacement is stopped and the four struts (5) are activated to support them all together. four vertical pistons (3.1 and 3.2) are collected, the horizontal piston (2.2) and moving the chair is up and advance one step. the next cycle begins maneuvers to overcome all the obstacles.
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