POINTS 



459 



with arms or lips which fit within said grooves, 

 substantially as set forth. 



4. The combination, with a share or point 

 provided with grooves on opposite sides of its 

 nose portion, of a reversible slip-nose provided 

 with ribbed arms or lips adapted to fit within 

 said grooves, substantially as set forth. 



5. The combination, with a share or point, 

 of a reversible slip-nose provided with rear- 

 wardly - extending arms or lips that fit in 

 grooves on opposite sides of the nose portion 

 of the point or share, and a single bolt for 

 securing the slip-nose against displacement, 

 substantially as set forth. 



247,439. ROBERT C. TUCKER, La- 



mont, Mich. Plow-Points. Sep. 20, 1881. 



Filed June 27, 1881. 



Claim. A plow-point formed from a blank 

 having the broad portion B, with extension b 

 and the narrow portion B', the edge a of both 

 portions being continuous and the edge a' of 

 the portion B being at an angle to edge a, as 

 set forth. 



257,807. CYRUS YEISER, Newmans- 

 town, Pa., assignor of one-half to M. A. 

 Yingst, same place. Plow-Shares. May 9, 

 1882. Filed Dec. 13, 1881. 

 Claim. 1. The landside-bar A, having the 

 point B, the inclined recess C, the perforated 

 offset D, and the perforated ear, formed as de- 

 scribed, and for the purpose set forth. 



2. The share G, having a perforated table, b, 

 and a tenon, c, formed as described, and for 

 purposes set forth. 



3. The combinaton of the bar A, its point 

 B, inclined recess C, and perforated offset D 

 with the share G, its perforated table b, tenon 

 c, and bolt-fastenings, substantially as described. 



261,836. WILLIAM DICER, Marengo, 

 assignor of one-half to Pratt A. Spicer, Mar- 

 shall, Mich. Plow-Shares and Points. Aug. 

 1, 1882. Filed Dec. 23, 1881. 

 Claim. 1. A plowshare having a corru- 

 gated cutting-edge, and its upper surface hav- 



ing a series of parallel concave grooves of var- 

 iable curvature or width in their cross-sections, 

 and the lower surface of said share substantially 

 flat, as and for the purpose specified. 



2. The combination, with a plow-point hav- 

 ing its upper surface provided with a concave 

 groove and its lower surface substantially flat, 

 said groove being of variable curvature or width 

 in its cross-section, of a plowshare having a 

 series of similar parallel concave grooves, sub- 

 stantially in the manner as and for the purpose 

 specified. 



262,927. WILMOT F. CAMERON, 



Deering, assignor of two-thirds to Thomas 

 G. Loring, Portland, Me. Plow-Points. 

 Aug. 22, 1882. Filed Oct. 3, 1881. 



The point is formed in three separable parts, 

 comprising a main or body portion, a remova- 

 ble point proper, and a reversible foot, the 

 latter having at one end a recess which en- 

 gages a stud on the body portion, whereby it 

 is secured to the outside bottom edge of said 

 portion. 



Claim. In combination with the body A, 

 having shoulder */, projection e', and flaring 

 stud/, the removable point B, having socket 

 g and groove h, and the reversible foot C, hav- 

 ing beveled recess i, substantially as described. 



266,927. WILLIAM J. TURNER, 



Battle Creek, Mich. Plow- Points. Oct. 



31, 1882. Filed Jan.. 3, 1882. 



Claim. 1. A plow-point having its upper 

 surface provided with a concave groove and 

 its lower surface and sides flat, the said groove 

 being of variable curvature in its crosi-sections, 

 as described, and for the purpose set forth. 



2. A plow-point having its upper surface 

 provided with a. concave groove and its lower 

 surface and sides flat, the said groove being 

 flared and abruptly inclined, as described, at 

 its point, whereby the walls of the point are 

 sharpened and at varying radii as it proceeds 

 to the body of the point, substantially as shown 

 and specified. 



