Pivoting chair with pivotally displaceable seat and back

作者: W Biggerstaff

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摘要: A device in the form of a chair having seat and back sections which pivot on base toggle action. The are pivotally interconnected at their juncture connected to member respective spaced positions. section can shift slidably displace its position, thereby providing freedom movement. Further embodiments include an extendable footrest spring loaded arms.

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