| 摘要 |
Vehicle lifter is a vehicle lifting jack, which is a modification of prior art scissor jack by replacing its top member with a wheel support plate, which has restricted pivotable movement, to enable it to be lowered to the ground at the wheel support plate low position, so that he vehicle wheel could enter on the top of the wheel support plate and obtain a stable position, then after placing the safety wedges, the vehicle lifter is operated by a conventional long handle ratchet wrench to obtain wheel support plate high position, securing a high, unobstructed working space under the vehicle and yokes are used to secure a small forward inclined position of the wheel support plate, while the vehicle lifter is being raised or lowered.
|
