Occasional Electronic Publication No. 1 - Society for Industrial ...

Truesdell- -Trumbull
Truesdell, Lucius E. (cont’d)
78,403 May 26, 1868 Connection detail for interlocking clamped corrugated bars. Labeled
“truss bridge.”
104,902 Jun. 28, 1870 Pratt truss configuration. All panels are cross-braced. Counters in end
panels are secured directly to the masonry abutment. Corrugated blocks
used to secure ties to chord.
105,868 Jul. 26, 1870 Clamp detail. Labeled “truss bridge.”
Trumbull, Earl
2,164 Jul. 10, 1841 Howe truss configuration. Cambered all-iron variation. A series of castiron
panels, each consisting of crossed diagonals between half-round
posts. Wrought-iron verticals are inserted in hollow formed by the
abutting half posts. Wrought-iron catenary from top of end posts to
bottom of mid-span post. Wrought–iron ties along top of bottom chord.
Arguably not a truss.
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