Child and infant enclosure structure

Details Child and infant enclosure structure Child and infant enclosure structure

1995-08-09

1996-07-09

Grosz, Alexander

Beds

Crib

Folding

5 931, 428 364, 428902, A47D 1306

Patent

active

055332153

ABSTRACT:
Playpen and crib construction which utilizes a high modulus fiber-reinforced plastic matrix tubing in the frame, said tubing being made of lightweight, high modulus fiber-reinforced plastic matrix composite tubing having a weight of 0.25 pounds or less per lineal foot, a tubing diameter of 0.2 to 1.2 inches, a tubing thickness of 0.03 to 10.0 inches, a single fiber angle of 20.degree. to 50.degree. and fabricated from a single tow or at least one sheet of fibers, and wherein said plastic matrix is a thermoplastic resin or thermoset plastic resin with a minimum modulus of 250,000 psi; a minimum tensile strength of 6,000 psi; and a glass transition temperature of at least 50.degree. C. and wherein said high modulus fiber reinforcement is selected from the group consisting of carbon fibers, aramid fibers, glass fibers, polyolefin fibers, boron fibers and mixtures thereof.

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Consumer Reports, May, 1993, p. 288 "How to Buy a Portable Crib".

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