| 摘要 |
<p>The present invention provides a chair with pre-pressing structure (20), wherein the chair comprises a main body (10) and pre-pressing structure (20); the pre-pressing structure (20) includes a permanent seat (21), pre-pressing member (22) and pivoted seat (23); the pre-pressing member's permanent seat (21) is arranged onto the assembly surface (111) of the backing plate (11), and the pre-pressing member (22) is assembled therein; the multi-segment directional groove (233) of the pivoted seat (23) is interlocked with the multi-segment directional bulge (223) of the pre-pressing member (22), so that the circular elastic member (222) of the pre-pressing member (22) can obtain a torsional restoring force, allowing for pre-pressing& locating via the pre-pressing locator (30); of which the pivoted seat (23) is fitted with an inserting portion (234) for inserting into the support (12) of the main body (10); with this unique design, it is possible to enhance the structural strength, improve the durability and extend the service life of the chair.</p> |
