376 



PLOWS. 



means of a segmental curved shank having its 

 concave curvature on the upper side for chang- 

 ing the pitch of the jointer properly, as herein 

 specified. 



219,317. WILLIAM W. SPEER, Pitts- 

 burg, Pa. Plows. Sep. 2, 1879. Filed July 

 II, 1879. 



Claim. 1. The combination, with a stand- 

 ard having longitudinal grooves or notches 

 formed in its upper end or plate and furnished 

 with an elongated transverse slot, of a standard 

 plate, having projections on its lower face, and 

 provided with side flanges having curved inner 

 bearing-surfaces, substantially as set forth. 



2. In a plow, the combination, with the 

 plow beam, of a flanged plate having curved 

 inner bearing-surfaces, against which rests the 

 plow beam, and notched under face, fitting cor- 

 responding notches in the upper end or plate 

 of the standard, and a flanged plate having 

 parallel inner surfaces for holding the rear 

 end of the plow beam, the under face of said 

 flanged plate being notched and adapted to fit 

 in corresponding notches formed on the upper 

 surface of the index-plate, substantially as set 

 forth. 



219,687. MANLOVE BUTLER, Ver- 

 non, Ind., assignor of one-half his rights to 

 his right to P. C McGannon, same place. 

 Plows. Sep. 16, 1879. Filed Mar. 13, 1879. 

 The point is secured to the underside of the 

 frog by means of a bolt and a key having an 

 incline engaging a stand upon said point, which 

 is rendered adjustable by slots in the frog. 



Claim. The point F, provided with the hole 

 e, stud/, and points F 1 and F 2 in combination 

 with the frog C and key G, constructed and 

 operating as described, as and for the purposes 

 substantially as set forth. 



231,034. JOHN B.CRENSHAW, 



Richmond, Va. Plows. Oct. 28, 1879. 



Filed Aug. 25, 1879. 



Claim. 1. The socket piece D, formed with 

 the open recesses a a', to receive the shank of 

 the point and the tongue of the share, in com- 

 bination with the cap G, having a projecting 

 tongue,/, to en'er a cavity in the socket-piece, 

 substantially as set forth. 



2. The socket-piece D, formed with the re- 

 cesses a a' and the beveled ledge h, to overlap 

 the upper edge of the cap G, for the purposes 

 set forth. 



3. The reversible share F, constructed with 

 a. curved cutting edge, and with its ends in- 

 clined, forming the points it, with the central 

 tongue d, extending nearly the entire length, 

 in combination with the socket-piece D, point 

 E, and cap G, substantially as and for the pur- 

 poses set forth. 



4. The socket-piece D, with the shield L 

 formed at its rear end to protect the rear edge 

 of the share, for the purposes set forth. 



5. The rotating diggers K, consisting of ra- 

 dial curved arms having bevel-edged teeth and 

 mounted on a shaft in rear of a plow, in com- 



bination with braces M and N, for sustaining 

 the same in position, substantially as herein set 

 forth. • 



221,136. LEWIS E. WOODWARD, 

 Waco, Tex. Plows. Oct. 28, 1879. Filed 

 July 1, 1879. 



Claim. The combination, in a plow, of the 

 landside F, having a step or offset, /, against 

 which the brace E abuts, and the standard D, 

 pivoted in a socket, C, the mold-board stand- 

 ard and brace being bolted together, as des- 

 ribed, whereby the parts are braced so as to 

 mutually resist strain, as set forth. 



221,798. JAMES I. EAVENSON, Paoli, 

 Pa. Plows. Nov. 18, 1879. Filed Sep. 

 26, 1879. 



Claim. 1. In a plow, the combination of 

 the standard pivoted to its lower front end to 

 the frog and provided with a rack, the handles 

 fastened to the mold-board and landside a rod 

 h and spring catch i substantially as shown. 



2. In a turn plow the combination of a 

 standard and a tongue, attached to its top, in- 

 stead of a plow beam and which answers as 

 both a tongue and a beam substantially as 

 shown. 



3. In a turn plow the combination of a 

 standard and a tongue attached to its top, in- 

 stead of a plow beam and which answers as 

 both a tongue and a beam and a double tree 

 and a holdback, the parts being combined and 

 arranged to operate substantially as set forth. 



4. In a turn plow, the combination of a stand- 

 ard and a tongue attached to its top, instead of 

 a plow beam, with a double tree that is adjus- 

 table endwise on the said beam, substantially as 

 specified. 



5. The point 3, having the convex edge z, 

 which is provided with braces q on its under 

 side, substantially as specified. 



6. The standard e, having an ellipse formed 

 on each side of its lower end, in combination 

 with the frog having a recess to receive the end 

 of standard, forming the pivots on which the 

 plow turns substantailly as shown. 



7. The combination of the brace n, having 

 ears c 1 , with the rack and bolt e 3 , substantially 

 as set forth. 



221,901. RASMUS ADAMSON, Minne- 

 apolis, Minn. Plows. Nov. 25, 1879. 

 Filed Jan. 23, 1879. 



Construction and arrangement of devices ad- 

 mitting of vertical and lateral adjustment of 

 beam. 



Claim. In combination with the plow- 

 beam E, having slotted and serrated rear end 

 E', standard D, mold-board B, and clamping 

 devices abed, the plate F, hinged to the brace 

 G, the serrated plate g, and screw-bolt h, sub- 

 stantially as and for the purposes set forth. 



221,975. JOHN S. ROBINSON and 

 EDSON C ROBINSON, Canandaigua, 

 N. Y. Plows. Nov. 25, 1879. Filed July 

 is. 1879. 



