COTTON MANUFACTURE.

355

ridged along its surface, conducts the card ribands separately; there are two smoothiron rollers for condensing the several ribands, and a wooden pin round which the ribandsare lapped, resting between two leather-covered rollers, one of which receives motion

a if.

l he 1 ? eai 'ing, and imparts it by friction to the lap roller over it. The iron ends of(in„, a P roller lie in upright slots, which allow them freedom to rise as the roller gets-p, rvith fleece.

The 6 lW0 P a -* rs °f rollers at o effect the extension of the card-end, and reduce its size,hut J* nder r °H ers are ma de of iron and fluted ; the upper ones are also made of iron,t\v 0 e T are covered with a coat of leather, nicely glued on over a coat of flannel, whichders st al;S rent ^ er them ^oll 1 smooth an d elastic. Two weights, w, press the upper cylin-cert a ; e * diI y down upon the under ones. Between the first and second pair there is aSecond lnterva -ij which should be proportioned to the length of the cotton staple. TheIheref ’ ° r farthest from the funnel, revolves with greater velocity than the first, andSeq Ue re turns out a greater length of riband than it receives from its fellow; the con-°f rolig r a IS a corres P on diug extension of the riband in the interval between the two pairs

hand ^ tno t'°ns of the several parts of the engine are effected in the following way. Theof thef 5 -?®’ 324, which comes down from the pulley upon the main shaft near the ceilingof from Yon room ’ drlrcSj by means of the'pulley q, the drum/,, fig. 323, with a velocitydrum tli ^ *° revolutions in a minute. From another pulley r, on the axis of thes * ,a ft driy aX * S ** s driven by the hand s working round the pulley t on its end. Thiss am e es crank and lever mechanism of the stripper knife i. A third pulley of theCl °ssed o **i T * S ^ lxed j ust within the frame to the other end of the drum, and from it a'°latio n ' >'| 0Se band r' goes to a pulley upon the small runner h', to give this its rapid' lr e tnark on the opposite end of the engine in fig. 323, these wheels and pulleysa Pullev C • dotte d lines. Here we may observe, first, a pulley y upon the drum, and"? n 'ies "iaY w ''* c b receives motion from it by means of the band z. The axis of a'' l on, fly m ront a Pinion wf, which sets in motion the wheel if. The latter imparts mo-c 5’Under an ^ ns 01 a pinion and intermediate wheel o', to the wheel h on the doifer"’heel p- 1 uonscquenlly to that cylinder on the one hand ; and it turns,hand. 'jV "'heel x, whose axis is marked also with' v ho e ] . "

by the carrierin fig. 323, upon the other

-> which 0 ** 8 ° P x 323, carries, towards the middle of the engine, a very broad'I'd'er *' far o„„ lcI ’ resenle d by a small dotted circle. The toothed wheel v of the smooth/d, Worn;, i and the two toothed wheels o o, fig. 324, of the under rollers o o, fig.y en to be , m V™ broad wheel. The wheel of the second or delivery fluted roller is0 Utai n(!( fl U'e 1 j* lan that of the first, by which means the difference of their velocitiesand s ' t nn j , ue large runner i is driven from the main drum pulley, by means of thefV° n , the null Y'!/ u ’’ fie’ 323. The said hand is crossed twice, and is kept in ten-

, the colt ° n -’ rou . nd which it passes. The motion of the fluted rollers c, which

of ' v °rks int'* e ? ce .’ * s efiected by means of a bevel wheel if on the end of the doffer,, , e pini on e ' n ° SIn ?‘* ar wheel c' on the oblique axis d' (dotted lines across the drum),tY / ee d "oiler P ° n the lower en d of the same axis which turns the wheel /', upon the

’ lils roin,d hears a pinion e c at one end, so that the upper roller

e under one. The roller b. Jig. 323, is set in motion by means of