Patent ID: 8658068

Claim:
A method of forming a seat foam bun, the method comprising: providing a mold cavity having a shape corresponding to the shape of the seat foam bun, wherein the mold cavity defines a trench; providing a touch fastener comprising: an elongated base having multiple segments connected by articulable joints, each segment having upper and lower surfaces and a plurality of touch fastener elements extending from the lower surface of the base; and a flexible barrier extending across at least one articulable joint between adjacent base segments; positioning the touch fastener along the trench with the flexible barrier in contact with a surface of the mold cavity; and delivering a foamable resin into the mold cavity to form a seat foam bun, the flexible barrier resisting intrusion of foamable resin into the plurality of touch fastener elements at the joints, wherein the flexible barrier defines a slit aligned with the articulable joint across which the barrier is secured.