Expandable form for mixed-capsules foam structural member

Details Expandable form for mixed-capsules foam structural member Expandable form for mixed-capsules foam structural member

2005-06-11

2010-02-02

Chilcot, Jr., Richard E (Department: 3635)

Static structures (e.g., buildings)

With component having discrete prestressing means

Beam, girder, or truss construction

C052S223140, C052S223100, C249S065000

Reexamination Certificate

active

07654047

ABSTRACT:
A method for forming an expandable member is provided. The method including: expanding a covering to define a cavity; and expanding foam in the cavity in an expansion direction to expand the covering into a predetermined shape.

REFERENCES:
patent: 3810337 (1974-05-01), Pollard
patent: 3942753 (1976-03-01), Sachs
patent: 4757658 (1988-07-01), Kaempen
patent: 4903446 (1990-02-01), Richards et al.
patent: 5842312 (1998-12-01), Krumme et al.
patent: 5992858 (1999-11-01), Teaster

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