Patent ID: 7086687
Filing Date: 2006-08-08
Classification: B60R,E05D,E05F,E05Y,F16L,H02G

Abstract:
1. A power supply device for a sliding door comprising an extra-length absorbing unit, a door side fixing unit fixed to a sliding door, a flexible tube extending from said extra-length absorbing unit to said door side fixing unit, and a wire harness wired from a vehicle body through said extra-length absorbing unit, said flexible tube and said door side fixing unit to the sliding door, wherein said extra-length absorbing unit includes a case having a gate for said flexible tube, a rotating drum for winding said flexible tube in the case, and a torsion spring for providing a turning force with said rotating drum in a winding direction of said flexible tube, an end portion at the vehicle body of said flexible tube being fixed on the rotating drum, a portion at the vehicle side of said wire harness being fixed to the rotating drum in a vicinity of the end portion of said flexible tube, said flexible tube being wound in spiral within the rotating drum, a spiral inner peripheral portion thereof being fixed to a center portion of the case, and said flexible tube being pulled out of the case through the gate, said door side fixing unit holds an end portion of said flexible tube at a side of a sliding door, a sliding door side portion of said wire harness being pulled out of the end portion of the flexible tube into the sliding door, and said extra-length absorbing unit is fixed to the vehicle body so as to be located in an intermediate position of a moving range of the door side fixing unit by an opening and closing movements of the sliding door, said flexible tube being provided with a tensile force by the turning force of the rotating drum from the extra-length absorbing unit to said door side fixing unit.