Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 834
o anyother position a be, driving the pin to b, the arc T a will be equal to T b, and the path described by thepin in its motion will be that indicated by a b. But the arcs T a and T b are also those described by thetwo pitch circles respectively in moving from T to the second position, and since… … A further illustration of the same principle is afforded by Fig. 202EI in which A ^d B are c t s ofmotion, as before, and T the point of contact of the pitch circles of he^wheels J? *» ^^gr,.rvP k h c be described bv a point b fixed in the circumference of a circle T b B, having lor its…
Mechanical engineering
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