Patent ID: 6626626
Filing Date: 2003-09-30
Classification: F16B,Y10S

Abstract:
An assembly unit comprising:at least one component having a generally planar surface; at least one screw including a shank at least partially including a thread, a head being designed and arranged to rotate said screw and a supporting surface facing said component, said supporting surface being designed and arranged to directly contact said component surface after assembly to transmit an axial force, and said component for said at least one screw including a through hole having a diameter; and at least one bush having an outer diameter and an inner diameter, being associated with said at least one screw and being designed and arranged to be fixedly connected in said respective through hole, said bush at its side facing said head of said screw including a collar protruding beyond said through hole in a radial direction over at least a portion of said component surface, said supporting surface being designed and arranged to directly contact said component after assembly without contacting said bush to transmit an axial force, said bush, said screw and said component being designed and arranged to be locked and aligned in an axial direction by the diameter of said through hole, the outer diameter and the inner diameter of said bush and said shank of said screw being designed and arranged with respect to one another in a way tat said screw after its pre-assembly protrudes through said through hole in a fixed manner.