| 摘要 |
<p>Ramp designed significantly to facilitate the changing of tyres in vehicles. By being used with the positional sound-alert device thereof and device for sliding, it allows, with great facility, the tyre to be changed to be raised, to the appropriate location on the ramp, positioning or placing the vehicle at an appropriate height that will greatly simplify the positioning and use of the jack (lifting device) for raising the vehicle, thereby eliminating the greater part of the effort and drawbacks generally involved when attempting to raise any vehicle using conventional automotive jacks.</p> |
