G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
G06M3/00—Counters with additional facilities
G06M3/02—Counters with additional facilities for performing an operation at a predetermined value of the count, e.g. arresting a machine
G06M3/021—Counters with additional facilities for performing an operation at a predetermined value of the count, e.g. arresting a machine with drums type indicating means
G06M3/024—Counters with additional facilities for performing an operation at a predetermined value of the count, e.g. arresting a machine with drums type indicating means by adding