发明名称 Two-way actuator for a chair height adjustment mechanism
摘要 A two-way actuator device having a lever with a handle portion near a first end and a bearing portion near a second, opposing end for applying force to a responsive device. Two pivots are provided on the lever and located on opposing sides of the bearing portion. The pivots are biased so that the bearing portion moves in a direction opposite to the handle portion when the handle portion is moved in a first direction and the bearing portion moves in the same direction as a handle portion when the handle portion is moved in a second direction, opposite to the first direction.
申请公布号 US5213295(A) 申请公布日期 1993.05.25
申请号 US19910708188 申请日期 1991.05.31
申请人 STEELCASE INC. 发明人 SCHOLTEN, BRIAN L.;MASSEY, JAMES E.
分类号 A47C3/30 主分类号 A47C3/30
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