Theoretical and experimental investigation of induction machines (1900)
Schulz, William Frederick, Marble, Harry Curtiss · leaf 46
ed the wheel and supportedbelow the latter another spring balance in order to measurethe difference of tension. The actual or net pull on the circumference is the difference of the readings of thetwo spring balances, minus the weight of the lower balance; or, r- pull in lbs = - (T^H- Wt )/ The…
Electric machinery, Induction · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-343-139.webp)
