Transit seat with contoured plastic shell

Claim 1

A transmit seat for accommodating a plurality of passengers side-by-side and having an aisle side and a wall side comprising: a tubular frame including first and second side members formed in the general shape of a L to provide seat and back portions; a first stretcher tube interconnecting the forward ends of said seat portions of said side frame members; a second stretcher tube interconnecting the upper ends of said side frame members; a third stretcher tube connecting said side members at the rear of said seat portion thereof and defining a central recess; a forwardly extending tubular frame member interconnecting said first stretcher tube with the depressed portion of said transverse tubular frame member and located at a position spaced inwardly of the aisle side of said seat; means for securing the side frame member adjacent said wall side of said seat to the wall of a vehicle; a single pedestal connected to said frame for attachment to the floor of a vehicle and extending downwardly from the interconnection of said .[.depressed portion.]. .Iadd.central recess .Iaddend.of said third stretcher tube and a rear end of said forwardly extending frame member; and a single-piece plastic shell .Iadd.restingly .Iaddend.secured to said frame only at said first and second stretcher tubes; said plastic shell providing individual contoured recesses for receiving inserts and retaining passengers in position during turns.