Rollable child carrier structure

Details Rollable child carrier structure Rollable child carrier structure

1995-08-09

1997-12-30

Johnson, Brian L.

Land vehicles

Wheeled

Extensible

280650, A63C 900

Patent

active

057021201

ABSTRACT:
A rollable child carrier structure comprising a rollable base and a multi-side enclosing frame, wherein said frame comprises tubing sections made of lightweight, high modulus fiber-reinforced plastic matrix composite tubing having a weight of 0.35 pounds or less per lineal foot, 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.

REFERENCES:
patent: 5205578 (1993-04-01), Liu
patent: 5533215 (1996-07-01), Malofsky

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