| 摘要 |
An adjustment device ( 10 ) having a socket ( 12 ) attached to an article ( 14 ) to be adjusted; a housing ( 16 ) remote from the article ( 14 ); a shaft ( 18 ) moveable along a longitudinal axis ( 20 ) in the housing ( 16 ), the shaft ( 18 ) having a socket end ( 22 ) engaging the socket ( 12 ); a clutch ( 24 ) to allow slippage of the shaft ( 18 ), the improvement wherein a friction brake ( 26 ) is positioned in the housing ( 16 ) and engages the socket end ( 22 ) of the shaft ( 18 ).
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