| 摘要 |
The present invention comprises: a main body supporting the butt of a user; a guide rail installed in a side of the main body; a driving member installed to move along the guide rail; a pair of pressuring units hinge-connected with the driving member having the guide rail in between, and installed with a pressuring member which pressurizes the legs of the user when the driving member is moving to the main body; a pair of link members whose one end is hinge-connected between both the ends of the pressuring part, and the other end is hinge-connected to one between the guide rail and main body. |
