Tone changer for electric steel pedal guitars

Claim 1

A TONE CHANGER FOR ELECTRIC GUITARS COMPRISING, IN COMBINATION, A BASE, A PLURALITY OF GUITAR STRINGS MOUNTED ON SAID BASE AND MEANS FOR VARYING THE TENSION OF EACH STRING TO VARY THE TONE THEREOF, SAID LAST-MENTIONED MEANS COMPRISING A HOUSING FIXED TO ONE END OF SAID BASE, A PLURALITY OF UP-TONE BARS EACH HAVING A TOP END AND BOTTOM END, EACH OF SAID UP-TONE BARS HAVING AN OPERATIVE POSITION WHEREIN IT IS ADAPTED TO INCREASE THE TENSION ON ONE OF SAID STRINGS, AND AN INOPERATIVE POSITION, A PLURALITY OF DOWN-TONE BARS EACH HAVING A TOP END AND A BOTTOM END, EACH OF SAID DOWN-TONE BARS HAVING AN OPERATIVE POSITION WHEREIN IT IS ADAPTED TO DECREASE THE TENSION ON ONE OF SAID STRINGS, AND AN INOPERATIVE POSITION, THE TOP END OF EACH OF SAID DOWN-TONE BARS BEING PIVOTALLY MOUNTED ON A FIRST PIVOT MEANS WITHIN SAID HOUSING, A PERPENDICULARLY DISPOSED ARM INTEGRAL WITH EACH OF SAID DOWN-TONE BARS INTERMEDIATE ITS ENDS, EACH OF SAID ARMS CARRYING A SECOND PIVOT MEANS, EACH OF SAID UP-TONE BARS BEING PIVOTALLY MOUNTED INTERMEDIATE ITS ENDS ON ONE OF SAID SECOND PIVOT MEANS, THEREBY ASSOCIATING ONE UPTONE BAR WITH EACH DOWN-TONE BAR, ONE OF SAID STRINGS BEING ADJUSTABLY SECURED TO THE TOP END OF EACH UP-TONE BAR, MEANS ACUTATED BY A FIRST FOOT PEDAL MEANS TO SELECTIVELY PIVOT EACH OF SAID DOWN-TONE BARS ABOUT SAID FIRST PIVOT MEANS INTO ITS OPERATIVE POSITION, MEANS ACTUATED BY A SECOND FOOT PEDAL MEANS TO SELECTIVELY PIVOT EACH OF SAID UP-TONE BARS ABOUT ITS ASSOCIATED SECOND PIVOT MEANS INTO ITS OPERATIVE POSITION, A FIRST SPRING MEANS OPERATIVELY CONNECTED TO EACH OF SAID DOWN-TONE BARS TO RETURN THE SAME TO ITS INOPERATIVE POSITION WHEN SAID FIRST FOOT PEDAL MEANS IS RELEASED, AND A SECOND SPRING MEANS OPERATIVELY CONNECTED TO EACH OF SAID UP-TONE BARS TO RETURN THE SAME TO ITS INOPERATIVE POSITION WHEN SAID SECOND FOOT PEDAL MEANS IS RELEASED, EACH OF SAID UP-TONE BARS HAVING A PLURALITY OF SPACED STRING RETAINING NOTCHES ADJACENT ITS TOP END, AND EACH OF SAID STRINGS HAVING AN ANCHORING PIN FIXED TO ITS END SELECTIVELY ENGAGEABLE WITH ONE OF SAID NOTCHES TO ADJUSTABLY SECURE EACH STRING TO ONE OF SAID UPTONE BARS.