| 摘要 |
<p>1. Disengaging device for a passive safety belt of a motor vehicle comprising a member (3) for driving a drive band (4) of a mobile member (3) between a release position and a position securing the user in his seat and to which is fixed one end of a strap of said passive belt, the drive member being connected to a drive shaft displaceable in rotation by an electric motor, means (6, 7, 8, 9, 11) for linking in rotation the drive member (3) and the drive shaft (2) and means (10, 13, 15, 16) for maintaining said linking means in the engaged position of the drive shaft (2) and the drive member (3) and for releasing in rotation the drive member (3) with respect to the drive shaft (2), characterized in that said means for linking in rotation the drive member (3) and the drive shaft (2) incorporate a cruciform part for engagement in a notch (7) made on the corresponding end of the drive shaft (2) by the actuation of an operating button (11) in contact with the cruciform part, lateral branches of the latter engaging with diametrical notches (9) of the drive member (3).</p> |
