Patent ID: 7287805
Filing Date: 2007-10-30
Classification: E05F,E05Y

Abstract:
1. A vehicle door opening and closing device comprising: a guide rail fixed to a vehicle body and whose front end portion bends via a bent portion towards an inner side in a width direction of a vehicle while whose rear end portion extends in a rearward direction of the vehicle; a supporting member connected to a vehicle door and guided by the guide rail for opening and closing the vehicle door; a first driven pulley, a second driven pulley, and an idle pulley arranged in the vicinity of the front end portion, the rear end portion, and the bent portion of the guide rail respectively, and rotatably supported on the vehicle body; a cable take-up pulley arranged between the idle pulley and the second driven pulley, and rotatably driven by a driving member fixed to the vehicle body; a cable wound around the cable take-up pulley and made contact with the idle pulley, the first driven pulley, and the second driven pulley; the cable being connected to the supporting member by means of a spring; and a pulley cover for guiding a first portion of the cable connected to the supporting member to be made contact with the idle pulley in such a manner that a vertical position of the first portion of the cable is different from that of a second portion of the cable in contact with the idle pulley.