Timer units for plural zone, pre-pay telephone stations

Claim 1

IN A TIMER, THE COMBINATION OF A STATIONARY CONTACT CARRIER, A PLURALITY OF GROUPS OF CONTACTS SPACED APART ALONG PARALLEL PATHS OF MOVEMENT OF A WIPER CARRIER, A FIRST DEFINED WIPER CARRIER, MEANS TO SUPPORT SAID FIRST DEFINED WIPER CARRIER FOR MOVEMENT ALONG A PATH PARALLEL TO THE PATHS OF THE STATIONARY CONTACTS AFORESAID, MEANS TO MOVE SAID FIRST DEFINED WIPER CARRIER ALONG ITS PATH OF MOVEMENT AT UNIFORM SPEED; A GROUP CONTACT WIPER FOR EACH GROUP OF CONTACTS, CARRIED BY SAID FIRST DEFINED WIPER CARRIER IN POSITION FOR SUCCESSIVE ENGAGEMENT WITH THE CONTACTS OF THE CORRESPONDING GROUP DURING THE TRAVEL OF THE FIRST DEFINED WIPER CARRIER AT SAID UNIFORM RATE; WHEREIN THE CONTACTS OF EACH GROUP ARE SPACED EQUALLY ALONG THE PATH OF SUCH GROUP AT SPACINGS PROPORTIONAL TO THE BASE CHARGE RATE FOR WHICH SUCH GROUP OF STATIONARY CONTACTS CORRESPONDS, AND WHEREIN THE BASE CHARGE RATES CORRESPONDING TO EACH GROUP OF CONTACTS, IS DIFFERENT FROM THE BASE CHARGE RATES FOR THE OTHER GROUPS OF SAID CONTACTS; TOGETHER WITH A GROUP CROSS CONNECTION BETWEEN EACH SUCCESSIVE STATIONARY CONTACT OF A GROUP, AND THE CORRESPONDING SUCCESSIVE STATIONARY CONTACTS OF THE OTHER GROUPS; OUTPUT STATIONARY SIGNAL DELIVERY CONTACTS IN CONNECTION WITH SUCH GROUP CONNECTIONS, AND LYING IN A PATH PARALLEL TO THE STATIONARY CONTACT PATHS OF THE GROUPS OF CONTACTS, AND MEANS TO ADVANCE SUCH OUTPUT WIPER SYNCHRONOUSLY WITH THE MOVEMENT OF THE FIRST DEFINED WIPER CARRIER, FOR ENGAGEMENT OF SUCH OUTPUT WIPER WITH EACH OUTPUT STATIONARY CONTACT, SIMULTANEOUSLY WITH ENGAGEMENT OF THE GROUP CONTACT WIPERS WITH GROUP CONTACTS CORRESPONDING TO SUCH OUTPUT STATIONARY CONTACT.