Tubular window drive mechanism particularly for motor vehicles

Claim 1

A tubular window driving mechanism particularly for motor vehicles comprising: a driving cable for driving a window; a first tube and a second tube having said driving cable extending therethrough, said first and second tubes being arranged with adjoining ends attached to each other, said adjoining ends each being formed with a radially outwardly extending flared collar; and connecting means attaching said adjoining ends together; said connecting means comprising a plastic clamping member consisting of two clamp halves adapted to receive said flared ends of said tubes therebetween and to be clipped together to hold said tubes, said clamp halves being each provided with an inner circumferential groove for receiving therein, respectively, said flared collars; said clamp halves being formed each by an essentially hollow semicylindrical center portion having longitudinal edges extending parallel to a cylinder axis of said semicylindrical portion with a radially outwardly projecting lateral flange being provided on each of said edges, with each of said flanges being arranged for contact with a corresponding flange formed on the other of said clamp halves; said two clamp halves being connected together by means of a flexible connecting strip having a relatively thin configuration and arranged in the region of the outer edges of two of said adjacent lateral flanges.