| 摘要 |
A wheelchair safety system for a wheelchair which has a seat and two main wheels, the safety system comprising a first member fixedly secured to one of the wheels and a second member movable between an engaged position and a disengaged position, the disengaged position being one wherein said one of said wheels is free to rotate, an activating assembly which is linked between the seat and the second member, the activating assembly being arranged such that when there is more than a predetermined weight in the seat, the second member is maintained in a disengaged position and when there is less than a predetermined weight in the seat, the second member moves to an engaged position to prevent movement of the wheelchair. The device is useful in preventing accidents when an occupant attempts to rise out of the wheelchair.
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