cross-sectional view taken along lines 75—75 of fig. 72.
fig. 76 is a cross-sectional view taken along lines 76—76 of fig. 72.
fig. 77 is a cross-sectional view taken along lines 77—77 of fig. 72.
fig. 78 is a generally perspective, front view of the flow rate control means of this latest form of the apparatus of the present invention.
fig. 79 is a rear view of the forward most rate control plate of the flow control means shown in fig. 81.
fig. 80 is a cross-sectional view taken along lines 80—80 of fig. 79.
fig. 81 is a generally perspective, rear view of the flow rate control means shown in fig. 78.
fig. 82a is a 