638 



STEAM, 



ing draw-rods connected respectively with the 

 two differential gears, and a drag-bar and block 

 or runner adapted to run in the preceding fur- 

 row and operate the swinging frame to throw 

 one or the other of the draw-rods into engage- 

 ment with the cam to automatically start the 

 action of the differential gears, as described. 



251,817. BENJAMIN S. BENSON, 

 Baltimore, Md. Gang Plows. Jan. 3, 1882. 

 Filed Mar. 24, 1881. 



Claim. 1. In combination with the gang- 

 plow frame, the supporting trucks 62 on each 

 side thereof having endless tracks 66, tie rods, 

 67, and feet 68, as set forth. 



2. In combination with the gang-plow frame 

 the supporting trucks running upon endless 

 tracks pivoted to either side of the same, and 

 connected therewith by arms 72 as set forth, 



3. In combination with the gang plow frame 

 and pull bar 82, the adjustably pivoted lateral 

 pull bars 73, 85 and screw rod as set forth. 



4. In combination with the gang plow frame 

 and pull bars 73, 82, and 85, the pivoted cross 

 bar 86, and screw rod 83, as set forth. 



5 In combination with the plow gang and 

 frame 78 the cross-bar 96 nut 99 rod 97, and 

 the hand wheel 98, as set forth. 



6. In combination with the wheel rod, nut, 

 and bar 98, 97, 99, and 96, the series of plows 

 connected to the bar by bell crank levers, as 

 set forth. 



7. In combination with the frame having 

 segmental braces 92, the series of plows having 

 the front ends of their beams adapted to run 

 upon said braces and mechanism for actuating 

 the said beams laterally, as set forth. 



8. In combination with the plow-beam 94, 

 having slot 102, the beam 91 having lug 103, 

 and a spring for holding the lug against ordi- 

 nary strain in engagement with the slot, as set 

 forth. 



9. In combination with the beams 91 94, 

 having slot and lug, the lever 104 and spring 

 105 as set forth. 



10. In combination with the long beam 94, 

 having wheels 93, arcs 101 and slots, the short 

 beams 91, having lugs, and the rods 90, as set 

 forth. 



11. In combination with the beam 61 and 

 the gang-plow the trucks 62, levers 75, and 

 and beams 74, as set forth. 



12. In combination with the plow-gang, the 

 supporting trucks, having feet 68, and endless 

 tracks and connected with the pull bars by rods 

 72, as set forth. 



252,991. BENJ. S. BENSON, Baltimore 

 Md. Steam Plows. Jan. 31, 1882. Filed 

 Jan. 6, 1881. 



Claim. 1. A mold board having its share or 

 front cutting edge inclined as described, re- 

 versely to the general inclination of the mold- 

 board and extending forwardly from the plow- 

 standard to the previous furrow, as and for the 

 purpose set forth. 



2. The combination with a mold-board plow, 



of a detachable share D. inclined reversely 

 to the general inclination of the mold-board, 

 as described and attached to the front edge of 

 the same, and extending forwardly to the land 

 side of the previous furrow, and then up to a 

 support as described. 



3. The combination with one or more plows 

 of a passively-moving railway having presser 

 feet with an inwardly projecting angle adapted 

 to fit over the edge of the unplowed ground, 

 and a flanged wheel truck located within the 

 traveling railway and attached to and support- 

 ing the plows, so as to cause the weight and 

 lateral strain of the plows to be constantly sus- 

 tained upon the railway as described. 



4. The combination, of the plow-beam B, 

 mold-board A, share D, and the two beams C 

 C, connected to the beam B and jointed to a 

 frame in front, as described. 



5. The combination with a mold-board plow 

 having a share D, slanted forward from the 

 mold-board to the previous furrow of a land- 

 side or gage /, fixed to said share and adapted 

 to bear against the wall of the previous furrow, 

 as described. 



6. The combination with one or more plows, 

 ofa travelling railway and a flanged wheel truck, 

 running within the same, connected to the 

 plow frame by a pivotal joint which permits 

 the railway to rock side wise substantially as 

 described. 



7. The combination with the tongue L, piv- 

 oted upon a vertical bolt, of a screw-shaft f, 

 extending through said tongue and bearing 

 chain wheel g the chain /', and the chain wheel 

 ,# located near the driver's seat, as described. 



8. The truck H having running wheels with, 

 gear-wheels B' and flanged guides a 1 a 3 in com- 

 bination with the endless chain A' A' and the 

 jointed racks C 2 substantially as and for the pur- 

 pose described. 



9. A travelling railway having feet with an 

 angle in the same adapted to straddle or lap 

 over the projecting edge of the previous furrow 

 substantially as described. 



10. The cleat on the bottom of the foot, ar- 

 ranged longitudinally or in line with the draft 

 so constructed as to take hold in the ground to 

 prevent the track from slewing when the truck 

 is not tilted over the wall left by the furrow, in 

 combination with the railroad track on the feet 

 and the flanged truck wheels. 



255,587. FRITZ BRUTSCHKE, Berlin 

 Germany. Steam Plowing. Mar. 28, 1882. 

 Filed July 9, 1881. 



Claim. 1. The snatch block carriage moun- 

 ted upon swiveled wheels I V and composed of 

 a frame Q Q', sheave P, having pinion b, cog- 

 wheel c having eccentric pulley / band d shaft 

 s, sheave or pulley R, keyed upon said shaft, 

 and provided with the clutch / band drum S, 

 vertically adjustable upon shaft s means for 

 adjusting said drum clutch / fixed in the bot- 

 tom plate Q' of the carriage frame, and band V 

 having the link or eye W at its free end, con- 



