Taggart, William Scott · London : George Routledge & Sons, Ltd. · leaf 56
Rf. 54. j|.55. of metal B cut out in the form of a heart and fixed on a shaftA. A stud C is kept in contact with the periphery of thecam, so that as the earn revolves the pin C will rise and fallbetween the smallest and largest diameter of the cam. Itwill readily be seen that the shape of the cam…
Textile machinery
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer01inte-406-158.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten10unit-71-74.webp)