Patent ID: 7585021

Claim:
An armrest with cup holder, which is of a type formed with the cup holder and a foam padding in an integral manner through a foaming process involving the steps of injecting a liquid foaming agent into an inside of a three-dimensional trim cover assembly of a shape conforming to a predetermined contour of the armrest and then curing the liquid foaming agent to form the foam padding in the inside of the three-dimensional trim cover assembly, wherein said cup holder includes a given local peripheral surface region, wherein said three-dimensional trim cover assembly includes a hole formed therein, said hole having a substantially circular edge defined therealong; wherein a uniform stretcher protrusion is provided to said given local peripheral surface region of said cup holder, said uniform stretcher protrusion having an outer peripheral wall for causing said hole of said three-dimensional trim cover assembly to stretch uniformly; wherein said hole of the three-dimensional trim cover assembly is smaller than said outer peripheral wall of said uniform stretcher protrusion, wherein said cup holder is inserted in said hole of said three-dimensional trim cover assembly, with said substantially circular edge of the hole being uniformly stretched by and along said outer peripheral wall of said uniform stretcher protrusion, and wherein said foam padding is filled in said trim cover assembly together with said cup holder in an integral manner.