| 摘要 |
PURPOSE: A lift jack for a vehicle with a wrench connector is provided to allow a user to operate the lift jack without a separate jack handle by connecting a wrench to the wrench connector. CONSTITUTION: A lift jack for a vehicle with a wrench connector comprises a base(110), a bottom link arm(120), a top link arm(130), a hinge shaft(140), and a lead screw(150). The base is supported on a surface. The bottom link arm is hinged on both sides of the base. The top link arm is hinged on the bottom link arm. The hinge shaft couples the bottom link arm and the top link arm. The lead screw is installed passing through the hinge shafts of both sides. |
