| http://www.w3.org/ns/prov#value | - of one embodiment of a pinch valve, where FIG. 13A is a front view, FIG. 13B is a sectional view, and FIG. 13C is a sectional view showing one valve in a closed position; FIGS. 14A and 14B are various views of one embodiment of a pinch valve, where FIG. 14A is a front view and FIG. 14B is a sectional view showing one valve in a closed position; FIG. 15 is a side view of one embodiment of a separat
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