| 摘要 |
An inclination adjusting assembly for a seat of a chair includes a disk; two coupling blocks limited at a bottom of the disk; the two coupling blocks having threaded holes, respectively to be threaded to an adjusting threaded rod so that by threadedly moving the coupling blocks, one of the coupling block fixed to a retaining sheet of the disk; an upper end of each coupling block being formed with an inclined surface; a pad being movable along the two inclined surfaces; a control rod connected to the pad; a first end of the control rod being engaged to the pad; a second end of the control rod being connected to an engaging tube; the tube having a polygonal through hole; and a polygonal post combined to the disk; a section of the polygonal post penetrating through and tightly engaging with the through hole of the tube.
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