| Table of Contents | Subscription info |
Improvement in Converting Motions
Patent granted to William F. Barnes, of Rockford, IllinoisJan 20, 1874
| Table of Contents | Subscription info |
Alternating treadles supply the power to a reciprocating pulley. By means of two alternately acting pawls, the driving pulley causes the balance wheel to rotate in one direction at a steady rate.
| Return to Barnes index |