| 摘要 |
A seesaw using weight is provided to enable a user to enjoy seesawing by him/herself, or to be moved according to the user's needs by operating a lever portion with a horizontal motion rod to make seat ascended and descended repeatedly. A seesaw using weight includes plural footholds(3), an operation rod(7), a couple of horizontal motion rods, a lever portion, a seat, a support and a connection portion. The operation rod(7) is hinge-coupled to the middle of a frame(2) with a hinge shaft. A couple of hinge coupling portions are formed on a lower end of the operation rod(7). The couple of horizontal motion rods are coupled to the hinge coupling portion with the hinge shaft. The lever portion is connected to the end of the horizontal motion rod with the hinge shaft, and is supported by a pivoting shaft.
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