Abstract: An assembly for the self-adjustment of a casing of the type having a cable slideably mounted therein to remove excess slack from the casing. The cable extends between a lever of a vehicle temperature control module and a door movably mounted on a forward bulkhead of the vehicle. A first mounting member is attached adjacent the control module lever and is adapted for mounting a tang ring, a release bushing and a retaining insert therein, and for slideably receiving a movable end of the cable casing. The retaining insert retains the tang ring and the release bushing in the first mounting member. A second mounting member is attached adjacent the bulkhead door and immovably mounts the other end of the casing. The tang ring includes a plurality of tangs which are positioned to permit movement of the movable casing end therethrough in a first direction upon a predetermined amount of force being exerted on the casing for removing slack from the casing upon manual adjustment of the lever in a predetermined direction.

Abstract: A process for making an article having an irregular internal passage utilizes a hollow polymer preform. The preform is filled with a relatively incompressible filler material such as a powder or a fluid, which supports the preform when it is placed in a mold, e.g. an injection mold. The filler enables the preform to withstand high molding pressures and prevents deflection and movement of the internal passage within the preform. The shell, a layer of a polymer material is then molded about the preform. After the final article has been formed, consisting of the preform and shell, the filler is removed for possible reuse.