STRUCTURE FOR COVERING CUSHIONING BODY WITH UPHOLSTER

摘要

PROBLEM TO BE SOLVED: To prevent a joined portion of upholsters, which is received in a curved concave groove in a cushioning body, from being raised when a seam allowance at the joining portion of the upholsters in put into the concave groove of the cushioning body to cover the cushioning body with the upholsters. SOLUTION: The depth of a curved portion 11 in a concave groove of a cushioning body 1 is formed so as to be larger than that of straight portion 10 in the groove.