| 摘要 |
A chair includes a backrest and a support frame. A plurality of engaging posts are formed on a peripheral portion of a rear side of the backrest, each engaging post having a groove and a transverse fixing hole. The support frame extends along the peripheral portion of the rear side of the backrest A connecting beam includes a first end fixed to a lower portion of the support frame and a second end fixed to the chassis. A plurality of connecting blocks are provided fixing the support frame to the rear side of the backrest. Each connecting block includes a sleeve portion through which the support frame extends. Each connecting block further includes an insertion portion engaged in the groove of the respective engaging post. A fastener is extended through the transverse fixing hole in the respective engaging post into the insertion portion of the respective connecting block.
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