| 摘要 |
PURPOSE: An electric telescopic stick is provided to support a man who has one disabled hand by being rapidly expanded and contracted. CONSTITUTION: An electric telescopic stick comprises: a handle unit(1) equipped with a motor receiver; a fixed stick part(2) which is fixed in the lower part of the handle unit and includes a hollow thereinside; a driving stick part(3) which is supported in order to slide upward and downward within the hollow of the fixed stick part; a feeding screw(10) which goes in gear with a nut member; an electric motor(7) rotating the feeding screw; and a clutch(9) which idles the electric motor when overload is applied to the electric motor.
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