Nystrom, John W. (John William), 1824-1885 · Philadelphia, J.B. Lippincott · leaf 196
istances on the line o o from r,—d beyond and e within thepitch circle for the wheel; then o is the centre and o m radius for the flank m.o the centre and o n radius for the face n. Draw circles through o and o7 con-centric with the pitch circle of the wheel. ,„-i„thepii,io«… … 1=-- -q fif flat&V.
Mechanical engineering · Engineering
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