Bridges – Deck – Joint
Patent
1996-09-10
1998-09-15
Lisehora, James
Bridges
Deck
Joint
52668, 404 70, E04C 242, E01D 1912
Patent
active
058061215
ABSTRACT:
A lightweighted weldless grating comprising a plurality of substantially parallel, longitudinally extending primary load bearing members, a plurality of secondary load bearing members, and a pan member positioned between the primary load bearing members and supported on the flanges adapted to contain wet concrete, the pan member having a portion thereof extending upwardly against the lower edge of the secondary load bearing member to maintain the secondary load bearing members in web slots in the primary load bearing members, thereby forming the weldless grating.
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patent: 5604949 (1997-02-01), Mangone
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Alexander Andrew
Lisehora James
Mangone Enterprises
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