US PATENT SUBCLASS 52 / 223.8
.~ Beam, girder, or truss construction


Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

223.1  DF  WITH COMPONENT HAVING DISCRETE PRESTRESSING MEANS {7}
223.8.~ Beam, girder, or truss construction {3}
223.9  DF  .~.~> Composed of abutting sections
223.11  DF  .~.~> Connecting adjacent ends of monolithic beam or girder
223.12  DF  .~.~> Homogenous design (e.g., all metal)


DEFINITION

Classification: 52/223.8

Beam, girder, or truss construction:

(under subclass 223.1) Preloaded structure which is a distinct generally horizontal structural member strengthened along a major or minor axis to counteract forces from additional loads (e.g., floor, roof).