1334

WOOLLEN MANUFACTURE.

ciently large to admit of half the diameter of the cylinder or drum b, b, b, being ‘ mn> j^nginto it, which drum is about four feet diameter, and about six feet long, or . som< j: n dermore than the width of the piece of cloth intended to be operated upon. This cy'

or drum b, b, is cons ffle ntsed by combining seg 0 nof wood cut radiaj? ^their edges, s ® cU ^ s » fscrew-bolts to the t-jugthe iron wheels, B sS -arms, with an aXing through the »■ , r0 uiThe cylinder ot re n-being thus forro e .’ s p c-dered smooth on , a p-ripliery, and mouo (a nlbon its axle in tb h isthe piece of c ‘ ^tlywound upon it a ® . do 1 ®as possible, which ^eaPby placing it * n c Jig-upon a stool, as 8 n /oV eI1229, passing its e " ; 0 0 'and between the p r0I n th erollers d , e, and then securing it to the drum, the cloth is progressively drawnheap, between, the tension-rollers, which are confined by a pall and ratchet, ^hol eperiphery of the drum, by causing the drum to revolve upon its axis, until • sS ofpiece of cloth is tightly wound upon the drum; it is then bound round with caother wrappers, to keep it secure. _ w fill® 8

If the tank has not been previously charged with clean and pure water, it IS ,. ^ ]ea“ sto the brim, as shown at fig. 1229, and opening the stop-cock of the pipe /> ' v , bl°®

from a boiler, the steam is allowed t8 elf at

through the pipe, and discharge te®'the lower end, by which means ta a»perature of the water is raised in teD) per?'to about 170° Fahr. Before the ‘ ^ isture of the water has got up, * , er thj*set in slow rotatory motion, in ,^ro°f „the cloth may be uniformly heate ro tatinout; the drum making about, 08 -jjon *per minute. The cloth, by r0 „gh t* 1 /the hot water, and passing * s „ a ce 0cold air, in succession, foe * g0 ft fac »about eight hours, gets a smoo ^sh, 0the texture not being rendere c*

otherwise injured, as is frequeby roll-boiling. . the dru® ,

Uniform rotatory motion to an ejishown in Jig. 1228, in ' vh ‘f ^zon® $less screw or worm, places aI1 y ow ,and driven by a steam-engine 0 f, a

—-the teet_ A a fld>

ia> r

first mover employed in the factory. This endless screw takes into the e fixed,

drives, the vertical wheel ft, upon-the axle of which the coupling-box ’> *’j rB ni, 8 S 0 tsconsequently, continually revolves with it. At the end of the shaft of Qfl rn by 8of sliding clutches k, k, are mounted, which, when projected forward, as s . wh ee ’ .p-

in Jig. 1228, produce the coupling or locking of the drum-shaft to the the e°

which the drum is put in motion ; but on withdrawing the clutches k, k, 1

ling-box i, i, as in the figure, the drum immediately stands still. . hot ' r8 ;

After operating upon the cloth in the way described, by passing it thro at the e rfor the space of time required, the hot water is to be withdrawn by a ^ c0 ld ® 0 for otherwise, and cold water introduced into the tank in its stead ; in w ' s pacthe cloth is to be continued turning, in the manner above described, c j 0 ih h aS jqtwenty-four hours, which will perfectly fix the lustre that the face of V ie tooC h, iu 8quired by its immersion in the hot water, and leave the pile or nap, to the ^

silky state. r0 ]]er l,

In the cold-water operation he sometimes employs a heavy pressing ^ {af0j rbeing mounted in slots in the frame or standard, revolves with the larg aC t uP° nover the back of the cloth as it goes round. This roller may be ma e