Fibrous support cushion

Details Fibrous support cushion Fibrous support cushion

1988-10-14

1990-09-18

Cannon, James C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

5448, 428287, 428288, 428296, 428302, 4283177, 4283197, 428361, 428373, 428395, B32B 508, B32B 526, B68G 500

Patent

active

049578049

ABSTRACT:
Hollow polyester fibers are blended with sheath/core binder fibers and bonded together in a ratio of 80 to 18 to form a support cushion. Several layers may be laminated together, the denier of the polyester fibers in at least some of the layers varying from the denier of the polyester fibers in other layers. For this purpose, the deniers of the polyester in the various layers are selected from the range including 4 to 40.

REFERENCES:
patent: 4129675 (1978-12-01), Scott
patent: 4281042 (1981-07-01), Pamm
patent: 4304817 (1981-12-01), Frankosky
patent: 4668562 (1987-05-01), Street
patent: 4818599 (1989-04-01), Marcus

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