Accurate Positioning Control of DC Motor Driven Printer Carrier
Original Publication Date: 1980-Jun-01
Included in the Prior Art Database: 2005-Feb-13
In most present typewriters, the print head is supported by a carrier moved along the platen from one character printing position to the next. A good quality printing is therefore dependent upon proper positioning of the carrier, and this could be improved by using a detent shaft controlled by a magnet directly driven from the motor drive circuits.