Notes and examples in mechanics; with an appendix on the graphical statics of mechanism; (1903)
Church, Irving P. (Irving Porter), 1851-1931 · New York, J. Wiley & sons; [etc., etc.] · leaf 106
THE CARPENTIER DYNAMOMETER. 97 … Carpentierk 0 Dynamometer instead of automatically altering the tension in the strap to keepthe weight floating, it changes the arc ofcontact A B until the friction is so altered(= i^) as to equilibrate the weight G withhelp of the smaller weight G. See Fig. 112.iV^is a pulley keyed upon the shaft…
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-115-95.webp)