| 摘要 |
A shock absorber is provided to a seat of a wheelchair, which includes an outer tube secured on an upper side of a frame of the wheelchair, an inner tube secured on a bottom of the seat and movably passed into the outer tube, and a spring-loaded shock absorbing mechanism; the outer tube is formed with a pair of opposing radial through holes on an upper end portion thereof; the inner tube is formed with two opposing lengthwise extending slots, and is prevented from separating from the outer tube with help of a pin, which is passed through the radial holes as well as the slots; the shock absorbing mechanism is held in the outer tube and connected to the outer tube, and a lower end of the inner tube at lower and upper ends respectively.
|
