FLAX 



441 



50 to 60 Ibs. of tow is tho usual complement of one of these bobbins ; the length and 

 the diameter, when full, about 22 inches ; thus, a 6-feet wide finisher card will take 

 off these bobbins at once; from 15 to 20 is the number of slivers usually wound to- 

 gether, and the completion of a bobbin by the ringing of a bell, connected with the 

 measuring cylinder of the machine. The following is a descriptive drawing of the 

 lap machine : 



969 



A A A (figs. 970, 971), framing; B, measuring and pressing cylinder; c c c, 

 driving pulleys connected with different gearing to change the speed as the bobbins 

 fill ; D, bobbin or shank intended to be filled ; E, table to receive the bobbin when 

 about to be taken from the machine ; F, weight to increase the effect of pressure of the 



measuring cylinder by the connecting rods G G, which are split for part of their 

 length in order to pass the shaft H, and at another, g g, have racks into which work 

 pinions keyed on the shaft of the hand wheel 1, for the convenience of raising and 

 lowering the cylinder and weight. The shaft H is divided at the plates K and L, and 

 provided with sockets to receive the end of the bobbin shank D, which is introduced 



