Motor vehicle elastic suspension joint and motor vehicle structure comprising such a joint

摘要

An elastic suspension hinge for an automobile, to be fastened to a fastening portion of a structure of the automobile via a clamping mechanism including a fastening element, the hinge being of type that includes an inner sleeve. At least one of the ends of the inner sleeve is configured to engage by conical fitting with the free end of a bushing rigidly connected to the fastening portion of the structure and having a longitudinal passage.

主权项

1. A motor vehicle structure comprising:
a mounting portion on which is fitted an elastic shock absorber joint comprising an inner sleeve, the inner sleeve including a first end, a second end, and a central portion located between the first end and the second end and the central portion is covered with a sleeve made of elastic material, the inner sleeve being mounted in direct contact with the mounting portion by a clamping means that comprises a mounting element that passes through the inner sleeve, the inner sleeve and the sleeve made of elastic material having a same longitudinal axis, wherein a length of the central portion of the inner sleeve extends from a first end of the sleeve made of elastic material to a second end of the sleeve made of elastic material and the central portion of the inner sleeve has a constant outer diameter along the length of the central portion, wherein the inner sleeve includes a cylindrical wall, and a reentrant conical frustum is formed in a thickness of the wall at the first and second ends of the inner sleeve, wherein the first and second ends of the inner sleeve include a flange having a planar surface that extends radially outward from the reentrant conical frustum and around the end, such that the flange of the first end of the inner sleeve is fitted in abutment against a washer without the washer contacting the reentrant conical frustum, and wherein the mounting portion comprises a bushing that has one end secured to the mounting portion, and a free end, wherein a longitudinal passage opens out, the mounting element passing thorough the longitudinal passage, and wherein the reentrant conical frustum of the second end of the inner sleeve engages by conical interlocking with the free end of the bushing without the free end of the bushing contacting the flange of the second end.