[ 732 ] 
Fig. 3. The two pinion- wheels H and G (Tab. 26.) 
fixed on their arbor. 
4. The fame fixed to the wheel A (Tab. 26.) 
by means of two cocks u and w (Tab. 26). 
5. The arbor, with the wheel L and rochet E 
fixed ; t the place, where the wheel A is 
fixed. 
6. The elevation of the whole arbor. 
Tab. 28. The elevation of the whole machine, the 
lever B (Tab. 27.) working the wheel A (Tab. 2 6). 
s (Tab. 26.) a thin piece of metal fcrewed to the 
wheel A, to keep it in its place t on the ar- 
bor K (Tab. 27.) 
u (Tab. 26.) the cock, that fattens the pinion G, to 
the infide of the wheel A. 
w (Tab. 26.) the cock, that fattens the pinion H on 
the outfide of the wheel A. 
x (Tab. 27.) the arbor, on which the pinions G and 
H are fixed. 
y (Tab. 2 6.) a fpring, that keeps the click a in its 
place. 
L (Tab. 26.) a frame -plate with the centers 
marked. 
z The oppofite hole enlarged, to admit the pinion c 
to pafs through. 
XCVIII. 
