Publisher's Synopsis
Excerpt from Jethro Wood, Inventor of the Modern Plow: A Brief Account of His Life, Services and Trials; Together With Facts Subsequent to His Death, and Incident to His Great Invention
Side view of Plough. A M uld-board, the form of which is claimed as new. B Share claimed. 0 Standard claimed. D D Screw bolt, and not confining the beam to the Standard (1. B, c, d, e, the 1st 2d, 3d. 4th and 5th Sidesmentioned in the specification. G, g Excava tion at the fore part of the mould-board to receive the share which fills it up and forms an even surface. H Hole to receive the knob or head cast on the under side of he share, which, on being shoved up to its place, nooks under the mould-board at the upper side of the hole, and is held in its place by a wooden wedge driven between the knob and the lower side of the hole. F Notches in the Standard to receive the latch i in elevating or depressing the beam. 8, t, v. Straight diagonal lines touching the mould-board the whole distance. U Vertical or plumb line touch ng the mould-board from top to bottom. H Reverse side cf the share. A: Knob to hold it fast to the mould-board. Y Side view of knob. Zz Shiplaps fitting under the point and edge of the mould board k Another form of standard keyed on top of beam. Fig. 2d, landside view: E The landside Fpart of landside cast with mould board. M m Cast loops to hold the handles claimed. 72 Ht ad of screwo bolt held by a shoulder made by a projection from the mould-board and standard, through which the bolt passes up to the beam. 0 Share claimed. P Shiplap claimed. G Inside view of landside. R Tennon at.
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