uary 1,1867. Further particulars maybe ob- The two valves just described have bent arms, H, extend- tained from the inventor, Mr. S. F. Davenport, Hallowell, Me. hole, allowing access to the interior of the machine and closed ing from them, as shown in dotted lines, Fig. 1, and in the with a double… … the power of giving a perfect rotation. It works in a per- The ingenuity of the inventor will be made apparent by the left, so that, as above stated, the valve connecting with fect circle, and it does not matter how much the ship rolls. considering the simple way in which M. Toselli avoids the the…
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