Internal reinforcement for hollow structural elements

Details Internal reinforcement for hollow structural elements Internal reinforcement for hollow structural elements

1997-08-19

2000-05-09

Smith, Creighton

Static structures (e.g., buildings)

Machine or implement

527291, 527351, 527951, E04C 330

Patent

active

060586737

ABSTRACT:
A reinforced beam has an internal I-beam structure with opposed adhesive foam layers. The foam layers are extruded, cut to length and placed on opposed surfaces of the I-beam. When the reinforced beam is heated, the adhesive layers expand to secure the I-beam in place.

REFERENCES:
patent: 245798 (1881-09-01), Driesslein
patent: 4019301 (1977-04-01), Fox
patent: 4751249 (1988-06-01), Wycech
patent: 4901500 (1990-02-01), Wycech
patent: 4908930 (1990-03-01), Wycech
patent: 4978562 (1990-12-01), Wycech
Portland Cement Association, 13th ed.; "Design and Control of Concrete Mixtures", pp. 15-17.

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