发明名称 Adjustable seating furniture
摘要 Furniture drive for displacing parts of a piece of furniture relative to one another, includes a linearly displaceable drive element for pivoting a pivot shaft that, when furniture drive is in a mounted position, is operatively connected to a part of the piece of furniture to be displaced, and drive element is connected in the manner of a crank mechanism via a rod-like power transmission element to pivot shaft, one end of which is connected to drive element in an articulated manner, however without displacing in the longitudinal direction of power transmission element, and other end of which is connected in an articulated manner to a crank pin of pivot shaft, the position and distance of coupling points of power transmission element on drive element and pivot shaft being selected such that power transmission element, during displacing movement, changes the angular position by more than 20°, preferably more than 40°.
申请公布号 US2008012395(A1) 申请公布日期 2008.01.17
申请号 US20070826537 申请日期 2007.07.16
申请人 DEWERT ECKHART 发明人 DEWERT ECKHART
分类号 A47C31/00 主分类号 A47C31/00
代理机构 代理人
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