Abstract: A method of making a seat back which includes the steps of sewing a front panel and a back panel together along sewing seams which are exterior with respect to the interior surfaces of the panels so as to form a bag-like structure in a condition wherein the exterior surfaces of the front and rear panels are generally facing one another, sliding the bag-like structure onto a tongue-like mold while the bag-like structure is in the condition in which the panels thereof were sewn together and without inverting the same in any way so as to bring the exterior surface of the front panel into face-to-face relation with a mold surface of the tongue-like mold, contacting the exterior surface of the front panel with the mold surface of the tongue-like mold, forming a body of foam material on the interior surface of the front panel while the exterior surface thereof is in contact with the mold surface, inverting the bag-like structure with the body of foam material adhered to the front panel thereof, and mounting the inv

Abstract: In an installation for deep-drawing and back-foaming of upholstery covers, the deep-drawing molds are disposed on a round table. Besides the round table for the deep-drawing molds, a stationary stretch piston station is provided, serving all deep-drawing molds on the round table passing the stretch piston station.