An opening (10) for a stay (6, 6) to be inserted into a surface skin (5) of a head rest (4) is formed in the surface skin (5). An end part (9) of the opening (10) arranged around the stay (6, 6) is formed to be raised from a lower surface part (5a) of the ...

A foamed plastic frame surrounding the glass screen is injected into a tool such that the foam surrounds and firmly holds the cover material.