Cam Position Detector Disk
Original Publication Date: 1982-Sep-01
Included in the Prior Art Database: 2005-Feb-10
It is necessary in different instances in a typewriter and other machine controls to know the position of a particular cam and when a cam reaches a particular predetermined position. This may readily be accomplished by mounting on one of the faces 10 of the structure 12 supporting the cam surface 14 a conductive pattern 16 designed to exhibit different combinations of conductivity at different rotational positions.