Multi sheet feed unit has a contact roller that is adjustable and includes a tripped switch

摘要

The printed sheets leaving a printing machine are fed along a track using roller pairs. One pair consists of a free roller (22) and a contact roller (24) that is mounted on a spring (31) loaded arm (27) adjusters are provided (31) to set the operating point Coupled to the carriage is a unit (37) that trips a switch (41) when a sheet passes.