Grant, George B. (George Barnard), 1849-1917 · Boston, Grant gear works, incorporated · leaf 17
that of the well-known polar planimeter forintegrating surfaces. The bar M, Fig. 27, moves at right anglesto the line of centers, and it moves the pitchwheel A, with the same speed at the pitchline. The bar G has a point p, that isconfined to move in the given line of actionOp W, and it is so… … Odontoidal IfitegrMter Then the point jp will trace out the odontoids^supon the pitch wheel ^, or upon anyother pitch wheel B rolling with the bar Bon either side of it. 2. THK SFUR QEAR IN QENERAIv. 35.—THE CIRCULAR PITCH. The distance a 0, Fig. 14, covered by eachtooth upon the pitch circle, is…
Gearing
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