,-ilM 



SIDE HILL. 



bolt may when withdrawn, form a permanent 

 stop to limit the rotation of the swiveling beam 

 in one direction at either end of the plate E, 

 yet when thrust forward engage between the 

 jaws and prevent all movement of the swivel- 

 ing beam constructed and arranged as shown 

 and for the purpose specified. 



239,773. JULIUS HARTMAN, New 

 York, assignor of one fourth to Hans C. 

 Pfalzgraf, New Utrecht, N. Y. Reversible 

 Plows. Apr. 5. 1881. Filed Nov. 13, 1880. 



Claim. 1. In a reversible plows the handle 

 G, pivoted to a sliding collar L, in combination 

 with a rotating beam and a locking screw as and 

 for the purpose described. 



2. The rigid collar S, and the loose sleeve T 

 having the two opposite side notched arms, U, 

 combined with the beam, as and for the purpose 

 described. 



3. The combination with the beam H, of 

 the journal box V, pivoted at right angles to a 

 slide-bearing, W, and held in any position on 

 the uprights X X by a screw passing through 

 the cross bar g and crank nut h as and for the 

 purpose specified. 



4. In a reversible plow the combination, 

 with the plow, the beam, the carriage, and the 

 notched draft bars U U, of two draft -chains n 

 n, substantially as herein shown and described, 

 and for the purpose set forth. 



241,861. FRANKLIN F.HOLBROOK 



and ERI S. MOULTON, Chelsea, Mass. 



Plows. May 24, 1881. Filed Nov. 3, 



1880. 



Claim. 1. The spring hook J, consisting of 

 a telescopic rod connected by universal joints 

 of one end with the swiveling mold-board and 

 at the other end with the plow frame, and one 

 part carrying a spring latch and the other a 

 double catch, whereby the mold board may be 

 locked on either side of the plow, substantially 

 as described. 



2. The device for automatically swiveling 

 the plow-beam by swiveling the mold-board, 

 consisting of a crank and crank pin, the latter 

 working in a slot in the rear 'of the plow beam 

 which swivels on a stud in its seat, and the 

 crank being rigidly secured to a shaft or pivot 

 which forming part of a system of universal 

 joints by which the mold board and frame are 

 connected, turns as the mold-board swivels. 



3. The device for automatically adjusting the 

 swiveling plow-beam to the evener or yoke by 

 swiveling the mold board, consisting of a crank 

 and crank-pin, the latter having a longitudinal 

 adjustment on the crank to determine the length 

 of the crank, and working in a slot in the rear 

 end of the plow-beam, while the crank is rigidly 

 secured to a shaft, which is a pivot connected 

 with and turned by swiveling the mold-board, 

 substantially as described. 



4. The device for automatically adjusting 

 the plow beam to the strength of the animals 

 or to a warped beam, consisting of a crank and 

 crank pin the latter working in a slot in the 



rear end of the swiveling plow beam while the 

 crank has a swinging adjustment upon and may 

 be rigidly secured to its shaft, which is a pivot 

 connected with and turned by the mold-board, 

 substantially as described. 



5. The truss-frame J, having a tie which 

 forms a connection between the arm employed 

 as a seat for the beam and the arm to which 

 the handles are attached, substantially as de- 

 scribed. 



6. The dog-rod F, forked as described, to 

 distribute the strain over a large portion of the 

 mold-board. 



7. The device for securing the plow-share to 

 the mold-board, consisting of the studsy/keys 

 h h and key-holes in the mold-board substan- 

 tially as described. 



8. The frame Y, adjustable on the plow-beam 

 by means of flanges b 2 b 2 and the set screw tjJ, 

 substantially as described, for the purpose speci- 

 fied. 



9. The double jointer point V 3 in combina- 

 tion with the mold-board of the jointer having 

 two faces V' V 2 and the shank if, boss ^ and 

 nut w 2 substantially as described. 



10. The beam B, clevis S, provided with 

 slot s' the stud a 2 nut ri straps e 1 e* wheel W, 

 and draft rod T, substantially as described. 



11. The beam B, clevis S, provided with 

 slot / the stud a 2 nut n' straps f e* wheel W, 

 and draft rod T, and slide plate e 2 bolt a 3 , and 

 nut « 4 , substantially as described. 



12. A double faced jointer having two fixed 

 mold-boards and an adjustable shank, in com- 

 bination with the frame Y, and plow-beam B, 

 substantially as shown and described. 



9,760. FRANKLIN F. HOLBROOK, 

 and ERI S. MOULTON, Chelsea, Mass, 

 Plows. Original No. 241,861. dated May 

 24, 1881. Reissued June 14, 1881. Filed 

 May 25, 1881. 



Claim. 1. The spring hook J, consisting of 

 a telescopic rod connected by universal joints 

 at one end with the swiveling mold-board, and 

 at the other end with the plow frame and one 

 part carrying a spring latch and the other a 

 double catch whereby the mold-board may be 

 locked on either side of the plow, substantially 

 as described. 



2. The device for automatically swiveling 

 the plow beam by swiveling the mold board, 

 consisting of a crank and a crank pin, the lat- 

 ter working in a slot in the rear of the plow- 

 beam, which swivels on a stud in its seat, and 

 the crank being rigidly secured to a shaft or 

 pivot which forming part of a system of uni 

 versal joints by which the mold -board and frame 

 are connected turns as the mold-board swivels. 



3, The device for automatically adjusting 

 the swiveling plow beam to the evener or yoke 

 by swiveling the mold-board, consisting of a 

 crank and crank pin, the latter having a longi- 

 tudinal adjustment on the crank to determine 

 the length of the crank, and working in a slot 

 in the rear end of the plow beam, while the 

 crank is rigidly secured to a shaft which is a 



