Patent ID: 7627986
Filing Date: 2009-12-08
Classification: E05B

Abstract:
1. A driving apparatus in combination with an assisting mechanism, for opening operation or closing operation of a door, comprising: a plurality of driving sources; a plurality of driving gears, each provided at one of the driving sources, respectively; a driven gear that is engaged with each of the driving gears; an idle gear that is driven by the driven gear; and an output gear that driven by the idle gear, wherein each of the plurality of the driving gears has a first rotational shaft, the driven gear has a second rotational shaft which is orthogonal to the first rotational shaft, the idle gear has a third rotational shaft which is parallel to the second rotational shaft and is placed a predetermined distance from the second rotational shaft, the output gear has a fourth rotational shaft which is parallel to the third rotational shaft and is placed a predetermined distance from the third rotational shaft, and the assisting mechanism is activated through rotation of the output gear by driving of the driving sources.