Electrically operated printer

Claim 1

AN ELECTRICALLY OPERATED PRINTER WHICH AUTOMATICALLY DISPOSES IN A PRINTING POSITION IN RESPONSE TO A FIRST ELECTRIC SIGNAL A DESIRED SET OF CHARACTERS TO BE PRINTED AND THEREAFTER CAUSES SAID CHARACTERS TO PRINT ON A PRINTING SURFACE IN RESPONSE TO A SECOND ELECTRIC SIGNAL, WHICH COMPRISES: A PLURALITY OF ROTATABLE PRINTING WHEELS ROTATABLY MOUNTED ON A SUPPORT, EACH HAVING THE NUMERALS ZERO THROUGH NINE SPACED AROUND THE CIRCUMFERENCE THEREOF, EACH OF SAID WHEELS BEING ROTATABLE SO THAT ANY ONE NUMERAL ON EACH WHEEL MAY BE DISPOSED IN SAID PRINTING POSITION, SAID WHEELS FORMING A COUNTER ADAPTED TO INCREASE THE NUMERICAL VALUE OF THE NUMBER DISPOSED IN SAID PRINTING POSITION IN RESPONSE TO SAID FIRST ELECTRIC SIGNAL; A SINGLE ROTATABLE PRINTING WHEEL ROTATABLY MOUNTED ON SAID SUPPORT, SAID WHEEL HAVING TWO RAISED CHARACTERS SPACED AROUND ITS CIRCUMFERENCE AND BEING ROTATABLE SO THAT EITHER OF SAID TWO CHARACTERS MAY BE DISPOSED IN SAID PRINTING POSITION IN RESPONSE TO SAID FIRST ELECTRIC SIGNALS; MEANS FOR ROTATING SAID PLURALITY OF WHEELS, SAID MEANS INCLUDING A FIRST SOLENOID MECHANICALLY LINKED TO SAID PLURALITY OF WHEELS SO THAT SAID WHEELS ARE ROTATED TO INCREASES THE NUMERICAL VALUE OF THE NUMBER DISPOSED IN SAID PRINTING POSITION BY ONE EACH TIME SAID FIRST SOLENOID IS ENERGIZED, SAID SOLENOID BEING REPEATEDLY ENERGIZABLE BY SAID FIRST ELECTRIC SIGNAL; MEANS FOR ROTATING SAID SINGLE ROTATABLE PRINTING WHEEL IN RESPONSE TO SAID FIRST ELECTRIC SIGNAL WHICH IS ONE OF TWO ELECTRIC SIGNALS, ONE OF WHICH CAUSES ONE OF SAID TWO CHARACTERS TO BE DISPOSED IN PRINTING POSITION, AND THE OTHER OF WHICH CAUSES THE OTHER OF SAID TWO CHARACTERS TO BE DISPOSED IN PRINTING POSITION; HOLDING MEANS FOR PIVOTABLY HOLDING SAID SUPPORT AWAY FROM CONTACT WITH SAID PRINTING SURFACE; MEANS FOR PIVOTING SAID SUPPORT ON SAID HOLDING MEANS SO THAT SAID DISPOSED CHARACTERS STRIKE SAID PRINTING SURFACE, SAID MEANS INCLUDING A SECOND SOLENOID WHICH IS ENERGIZED BY SAID SECOND ELECTRIC SIGNAL; AND MEANS FOR RESTORING SAID SUPPORT TO ITS POSITION AWAY FROM CONTACT WITH SAID PRINTING SURFACE.