| 摘要 |
A leveling apparatus is provided to regulate the traveling direction of screw nut easily through the manipulation of ratchet wrench direction adjuster. A leveling apparatus comprises one or more horizontal bars(30) which is installed in lengthwise while the screw thread being equipped and joined to the screw-nut(31), an upper plate(20) performing the role of being connected to the horizontal bar and being installed and putting on the particular object, a roller(40) which is installed at the upper plate, and more easily slides the particular object put on the upper plate, one or more screw-nuts which is installed at the lower part of the upper plate among the horizontal bar, and moves the upper plate to top and bottom, and one or more ratchet wrenches(60) which is installed at the horizontal bar space of the lower part of the upper plate, and which controls the screw nut. |
