US PATENT SUBCLASS 5 / 911
BEAD CONTAINING
Current as of: June, 1999
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DEFINITION
Classification: 5/911
BEAD CONTAINING:
A collection of documents disclosing a body support having at least a portion thereof filled with a large number of small particles of particulate solid material, that adapted to "flow" relative to one another as a fluent material.
(1) Note. The particulate solid may be sand, spheres of plastic, metal, ceramic, wood etc., beans or other similar materials, usually enclosed in a container.
SEE OR SEARCH THIS CLASS, SUBCLASS:
644, for support means useable with an invalid bed or surgical support, filled with a fluent material.
654, for a support especially adapted to be seated on, filled with a fluent material.
689, for fluidized beds.
702, for mattresses filled with solid fluent materials.