294 



MOLD-BOARDS. 



The face of the reversible mold-board has a 

 single, flat surface for some distance backward 

 from the point, and from that point gradually 

 rises in the center, so as to form two faces, 

 whose edges, cut in section perpendicularly to 

 the axis, will have straight lines. 



Claim. The forming of a mold-board for 

 plows, either single or reversible, in such a 

 manner that the lines bounding the vertical 

 sections of said mold-boards shall be straight, 

 substantially as herein described and set forth. 



78,501. WILLIAM WHITELEY, 



Springfield, Ohio. Plows. June 2, 1868. 



Claim. 1. The construction and use of 

 plows, when the shapes of those parts which 

 cut and invert the furrow slice are determined 

 and obtained by the herein described rule, 

 substantially as set forth. 



2. The method of obtaining modified forms 

 of the plow shape, substantially as herein de- 

 scribed. 



3. In combination with the draught bolt J, 

 the stirrup G, or its equivalent, which sur- 

 rounds both bolt and beam, and binds them 

 firmly together, without perforating or other- 

 wise weaking said beam. 



4. In combination with the post, to which 

 the mold-board is connected, the bolt J, or its 

 equivalent, for the purpose of connecting the 

 draught rod at a rigid point in front of the 

 plow post. 



5. In combination with the post Cand beam 

 D, the notched flange E, for the purpose of 

 shifting the position of the said beam in rela- 

 tion to the post C, so that a team of two or 

 three horses may be used at pleasure. 



6. In combination with the clevis L, or its 

 equivalent, the eye bolt M and washers N. sub- 

 stantially as and for the purposes set forth. 



7. In combination with the front projection 

 at the top of the plow post and the land side 

 of share, the colter Q, or its equivalent, secur- 

 ed to said projection, or its equivalent, in front 

 of the clamping stirrup, in order to equalize 

 the upward pressure, substantially as set forth. 



8. The brace S, in combination with the 

 post C and stirrup G, substantially as and for 

 the purpose set forth. 



9. The stirrup G. constructed with the hor- 

 izontal portion //, to enable the beam to be 

 adjusted sidways, as described and for the pur- 

 poses set forth. 



10. The share B, constructed with the land- 

 side bar R, substantially in the manner shown. 



80314. DANIEL SMITH, Cedar Falls, 



Iowa. Plows. July 28, 1868. 



Claim. 1. A mold-board for plows, which 

 is made entirely of glass, substantially as de- 

 scribed. 



2. The combination of a glass mold-board 

 and a metal share, substantially as described. 



3. Securing a glass mold-board to a plow 

 frame, by means of clamps a b, or their equiv- 

 alents, substantially as described. 



4. The construction of the side clamps a b 



with curved overhanging lips a! //, substantially 

 as described. 



82,130. JOHNLANE, Chicago, 111. 

 Plows and Cultivators. Sep. 15, 1868. 



Claim. The improvement herein described 

 in the manufacture of plows and cultivators, 

 that is to say, the making of them of metal 

 plates, having a central layer of soft iron or 

 steel, with exterior layers of cast steel, substan- 

 tially as and for the purposes described. 



83,703. LEVI FOSDICK, Tiskilwa, 111., 

 assignor to David Reigel, same place. Plows. 

 Nov. 3, 1868. 



This plow belongs to a peculiar class em- 

 ployed for breaking up new ground, and the 

 rods constitute the mold-board. Set screws, 

 bearing against the back of the handle, are 

 made to produce a pressure of the stirrups 

 against the bolts, and thereby firmly retain the 

 rods and bolts in place. 



.Claim. The securing of the rods G to the 

 handle B, by means of bolts b and stirrups H, 

 substantially as shown and described. 



88,851. WILLIAM S. COLWELL, 



Alleghany City, Pa. Plows. Apr. 13, 



1869. 



Claim. Providing a plow with a mold-board, 

 the surface of which is. from its point A to its 

 heel B, convexed, and also convexed on the 

 lines X, and straight on the lines Z, and curv- 

 ed from point A to heel B, as herein described, 

 and tor the purpose set forth. 



90,271. ISAAC KENNEDY, Bingham, 



N. Y. Plows. May 18, 1869. 



Claim. The supplementary mold-board A, 

 attached to the mold-board of the plow, by 

 means of the clamp D D and thumb-screws, or 

 their equivalents, substantially as herein de- 

 scribed, and as essential for the purposes set 

 forth. 



91,472. WTLLIAM D. MILLER, Enon, 



Ohio. Plows. June 15, 1869. 



Claim. 1. A plow mold-board, constructed 

 upon the principle and in the manner substan- 

 tally as set forth. 



2. The lug M and groove N, in combination 

 with the cutter L' and post E, as set forth. 



93,284. ANDREW B. DAVIS, Cata- 

 houla Parish, La. Plows. Aug. 3, 1869. 

 Claim. • Covering plows on their front faces 

 and on their landsides with a series of thin 

 steel, or hardened iron plates A and C, sub- 

 stantially as herein described, for the purpose 

 set forth. 



99,516. F. E. SESSIONS and SAM- 

 UEL A. KNOX, Worcester, Mass. 

 Mold-Board for Plows. Feb. 1, 1870. 

 Claim. A metallic mold-board for plows, 

 made by the process, and in the manner sub- 

 stantially as above described. 



