n8 



PARA RUBBER. 



" This press is also fitted with a hand motion, which is quite 

 satisfactory in the absence of mechanical power. The power 

 required to drive by belt is from 2 to 3 horse power. The size 

 of the boxes varies. A convenient size is 1 1 inches by 9 inches, 

 and the thickness of the block is about 4| inches. The total 

 weight of this press is about 17 cwt, with one box, and it can be 



FlG. 23. Messrs Francis Shaw & Co.'s Hydraulic Blocking Press. 



dismantled so easily that there is no difficulty in transporting 

 the various parts to their destinations. The press can also make 

 a block of any thickness from I inch to 6 inches, depending 

 upon the first packing of the crepe in the box." 



Underneath the foot of the plunger is arranged a detachable 

 name plate, which is held in position on the pressed rubber by 

 the two hinged saddles and four screws. 



