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

More documents

Recommendations

Info

PATENT CHRONOLOGY Lattice Configurations Typical timber lattice configuration. Common metal lattice configurations. Town 1820: Timber. Seven intersections. Verticals at ends only. Chords sandwich the lattice web. Town 1835: Timber. Double layer of lattice members. Second pair of chords just above and below top and bottom chords. No verticals called for, but usually built with end verticals. Wilton 1839: Timber lattice and chords. Arch-braced. Iron verticals spaced at same dimension as truss height. Truss extends beyond abutments. Cottrell 1841: Timber. Quadruple-intersecting diagonals. Price & Phillips 1841: Timber. Additional mid-height chord. Interlocking notched joints. Truesdell 1856: Timber. Weave of horizontal, vertical, and diagonal members. Carroll 1859: Iron. Not patented. Common railroad truss configuration. Truesdell 1859: Iron. Subdivided double-intersection lattice web. Three additional horizontals. Diagonals clamped at intersections. Avery, J. P. 1861: Inclined timber trusses form a hollow triangular tube. Third horizontal chord. Vertical rods. Kendall 1862: Three chords. Alternate compression and tension verticals. Double-intersecting diagonals. Timber except for alternate vertical rods. Briggs 1863: Timber. Compression diagonals omitted in middle third of span. Kremser 1866: Lenticular shape. Iron members. Mid-height chord. Manley 1867: Iron. Double-intersecting configuration with mid-height chord. Weimer 1871: Bowstring truss with lattice web. 74
Lattice Configurations Schmemann 1875: Triple-intersection lattice with additional diagonals in middle third of span. Pipe sections. Litell 1882: Timber. Quadruple-intersecting diagonals. Three intermediate-height chords. Verticals only at ends. Haynes 1887: Multi-tiered, four-directional lattice-arch. Wire diagonals. Ithiel Town, Patent No. 3,169x (1820) Jehu Price & James Phillips, Patent No. 1,994 (1841) Albert Cottrell, Patent No. 2,334 (1841) 75
Page 1 and 2:
Occasional Electronic Publication N
Page 3 and 4:
Table of Contents Foreword.........
Page 5 and 6:
Introduction: American Truss Bridge
Page 7 and 8:
make the competition profitable. Sq
Page 9 and 10:
Part I Abstracts of American Truss
Page 12:
A Abbott, Job - see Hammond & Abbot
Page 15 and 16:
Beard- -Boles Beard, James 41,594 F
Page 17:
Briggs, J.- -Butterworth Briggs, Jo
Page 20:
Clarke- -Coultas Clarke, Thomas & A
Page 23:
Derrom- -Duval Derrom, Andrew 48,53
Page 27 and 28:
F Farnsworth, Edwin 159,084 Jan. 26
Page 30 and 31:
G Gassaway, Samuel 5,297 Sep. 18, 1
Page 33 and 34: H Hagg, Lewis - see Webb & Hagg Hal
Page 35 and 36: Hendrick - -Horton Hendrick, Peter
Page 38: I Ibel, Justus 250,921 Dec. 13, 188
Page 42 and 43: K Kandeler, G.F. Theodore 343,377 J
Page 45 and 46: L Laird, John (John Laird & Co., Ca
Page 47: Long- -Lowthorp Long, Stephen (cont
Page 50 and 51: McKay- -Mitchell, H. McKay, John 90
Page 52: Moyer- -Murphy-Whipple Moyer, Abrah
Page 56 and 57: P Paisley, John 400,704 Apr. 2, 188
Page 58: Post- -Pulliam Post, Andrew (Atlant
Page 61: Ruick- -Rust Ruick, Thomas 188,678
Page 64 and 65: Sherman- -Snyder, Antes Sherman, Ev
Page 66: Stone- -Sylvester Stone, Joel 484,6
Page 69: Truesdell- -Trumbull Truesdell, Luc
Page 73 and 74: W Waddell, John A. L. - also see Wa
Page 75: White, T.- -Woodruff White, Timothy
Page 78 and 79: Part II Patent Chronology Ordered b
Page 80 and 81: # McGuffie 1861: Iron bowstring wit
Page 84 and 85: Lattice Configurations Lucius E. Tr
Page 86 and 87: Wall 1881: Half-hip variation. No h
Page 88 and 89: Bowstring Configurations Not all bo
Page 90 and 91: Laird, J. 1869 (Patent No. 94,321):
Page 92 and 93: Bowstring Configurations - Trusses
Page 94 and 95: Howe Configurations A Howe truss is
Page 96 and 97: Howe Configurations William Howe, P
Page 98 and 99: Trusses with Multi-Panel Diagonal S
Page 100 and 101: Suspension Trusses Frederick H. Smi
Page 102 and 103: Trusses with Inclined Verticals Joh
Page 104 and 105: Lenticular Configurations James Bar
Page 106 and 107: Indefinable and One-of-a-kind Fanci
Page 108 and 109: Indefinable and One-of-a-kind Fanci
Page 110 and 111: Sellers 1873: Equalateral triangles
Page 112 and 113: Pratt Family of Trusses with Multi-
Page 114 and 115: A-Frame A sloped top chord variatio
Page 116 and 117: King-Post Configurations Arnold Rei
Page 118: Queen-Post Configurations August Bo
show all

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

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?