620 



STEAM. 



ranged and operated substantially as specified. 



16,807. GEORGE M. RAMSEY, New 

 York, N. Y. Steam Spades. Mar. 10, 1857. 

 Claim. The alternate spades J, in combina- 

 tion with the double-crank shafts I, constructed, 

 arranged, and operating substantially in the 

 manner and for the purpose set forth. 



16,937 DAVID B. SPENCER, Parkers- 

 burg, Va. Steam Plows. Mar. 31, 1857. 

 Claim. 1. The use of the single wheel at the 

 rear of the carriage as the sole driving-wheel, 

 and running in the bottom of the furrow turned 

 by the plow, substantially in the manner de- 

 scribed. 



2. Hanging the two supporting-wheels eccen- 

 trically on the same turning or rocking axle, 

 so that, whether the machine runs upon level 

 ground or with one wheel higher or lower than 

 the other, the frame and boiler shall still pre- 

 serve their horizontal positions, as herein set 

 forth. 



18,446. JOHN R. GRAY, Fair Play, Wis. 



Steam Plows. Oct. 20, 1857. 



Claim. 1. The screw shafts E E', (two or 

 more,) provided with right and left threads or 

 flanges a, and arranged and operated substan- 

 tially as shown or in an equivalent way, for the 

 purpose of propelling the machine both in a 

 direct line and laterally, as described. 



2. The adjustable wheels N N, when arranged 

 and applied to the machine as shown, for the 

 purpose specified. 



3. Connecting the arms Z Z to the bars W, 

 which are operated or actuated by the lever T, 

 in combination with the shares A' A', attached 

 to the swinging arms Z Z, in the manner and 

 for the purpose set forth. 



18,468. E. G. OTIS, Yonkers, N. Y. 



Steam Plows, Oct. 20, 1857. 



Claim. 1. Attaching the plows N to the 

 chains k k herein shown and described, where- 

 by they may be adjusted more or less obliquely 

 to correspond with the oblique position of the 

 furrows, and also to allow for the contraction 

 of the chain in passing around the pulley. 



2. The teeth s attached to sleeves r on the 

 tie-rods m, and provided with the springs u, 

 substantially as shown, for the purpose speci- 

 fied. 



18,479. W. E. WARD, Port Chester. N. 



Y. Steam Plows. Oct. 20, 1857. 



Claim. 1. The mode of operation of the 

 mechanism, substantially as herein described, 

 for imparting the cutting action to the spades, as 

 set forth. 



2. The mechanism for tilting the spades, 

 substantially as described, in combination with 

 the mechanism for giving the cutting action to 

 the said spades, substantially as described. 



3. In combination with the spades, operated 

 substantially as described, the shield plate, sub- 

 stantially as described, for aiding in disinte- 

 grating and reversing the slices as they are 

 thrown up by the spades, as set forth. 



4. In combination with the spades, operated 

 substantially as described, the yielding or 

 springing part of the levers for imparting the 

 digging or cutting action to the spades, and 

 the yielding or springing part of the tilting 

 levers as set forth, and for the purpose of pre- 

 venting the mechanism from being broken 

 when the spades meet with any obstruction, 

 such as stones. 



18,596. HENRY MOESER. Pittsburg, 

 Pa. Steam Plows. Nov. 10, 1857. 



Claim. 1. The arrangement and combi- 

 nation of the transverse beam F, connecting- 

 links a a, chains H H driving pulleys K K 

 pulleys J J', and wheels G G or any other 

 equivalent devices, when operating in relation 

 to each other and to the steam carriage, sub- 

 stantially as herein fully set forth, and for the 

 purpose described. 



2. The arrangement of the guiding bar N, 

 supported on the transverse beam V, and the 

 forks ff on the plow carriages, or any other 

 arrangement substantially the same, for the 

 purpose of guiding the plow carriages as de- 

 scribed. 



18,749. EDWARD C. JONES, Pitts- 

 burg, Pa. Dec. 1, 1857. 



Claim. 1. The arrangement of the hinged 

 beams C C and springs D D' or any equivalent 

 device therefor, when contructed and operating 

 substantially as described. 



2. The coupling of the plows to a front bar, 

 G, and back bar, H, as described, which bars 

 can be raised or lowered by means of the rack- 

 rods E E' and segment-levers F F, or any 

 equivalent means in their, place, substantially 

 in the manner and for the purpose herein set 

 forth. 



18,853. HIRAM KELLOGG, McHenry, 

 111. Steam Plows, Dec. 15, 1857. 



Claim. The construction of the double- 

 pointed mattock-like revolving digging-shovels 

 arranged together in pairs at right angles to 

 each other, as Jin Fig. 4, and having passing 

 through their centers a shaft or axle, as in Fig. 

 3, and in arrangement and operation with a 

 revolving scatterer c c c d d d, attached to an 

 adjustable graduating framing, e e e eff, and 

 in combination with an adjustable sliding hop- 

 per or seed-fountain, J J, as described, and 

 through all of which devices, forming an in- 

 dividual or unity of machine, the soil is dug up 

 pulverized, and scattered, and the seed or grain 

 is deposited and covered up to a greater or 

 less depth in one operation of the machine, 

 substantially as set forth. 



19,189. JOSEPH W. FAWKES, Chris- 

 tiana, Pa. Steam Plows. Jan. 26, 1858. 

 Claim. The employment of the barrel- 

 shaped wheel or driver E, constructed with 

 spurs k k, in the manner described, in combi- 

 nation with guiding wheels c c and screw D, and 

 segmental rack b for the purpose of drawing the 



