Upholstery articles and process for their manufacture

Details Upholstery articles and process for their manufacture Upholstery articles and process for their manufacture

1975-05-13

1977-03-29

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428425, B32B 326

Patent

active

040150410

ABSTRACT:
A molded cellular polyurethane upholstery article having a flexible inner cellular polyurethane core, a microporous polyurethane skin with predominantly closed cells is provided with a fabric reinforcing material between the skin and core over at least the load bearing portions of the article to improve its resistance to rupture, the fabric being a net having a resistance to perforation as measured by the sphere method, UNI Standard No. 5421-64 of not smaller than 8 kg, and a thickness comprised between 20 and 100 meshes per dm.

REFERENCES:
patent: 3446685 (1969-05-01), Goldstone et al.
patent: 3586649 (1971-06-01), Cobbledick
patent: 3608008 (1971-09-01), Sonkup
patent: 3644168 (1972-02-01), Bonk et al.

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