摘要 |
A panel structure with a pair of panels (10A, 10B) each having therein a hollow space (18A, 18B) and arranged with juxtaposed edge regions (12A, 12B), openings (20A, 20B) being provided in the edge regions (12A, 12B) which form connections between the hollow spaces (18A, 18B) in the two panels and airtight seals (22) extending around the connections between the openings (20A, 20B). The hollow spaces (18A, 18B) in the panels are airtight except to the openings (20A, 20B) and a pump connection and the panels (10A, 10B) are secured to one another by the use of a partial vacuum in the hollow spaces (18A, 18B).
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申请人 |
ABEL, GUENTHER, RICHMOND, CA |
发明人 |
ABEL, GUENTHER, RICHMOND, CA |