Chord forming device for string instruments
First Claim
1. A DEVICE FOR FORMING VARYING CHORDS ON STRING INSTRUMENTS COMPRISING A HOUSING FOR ATTACHMENT TO THE INSTRUMENT NECK, DEPRESSIBLE COUPLING SLIDES EXTENDING THROUGH ONE SIDE WALL OF SAID HOUSING AND ACROSS SAID HOUSING INTERIOR TRAVERSELY OF SAID INSTRUMENT NECK, THE ENDS OF THE COUPLING SLIDES OPPOSITE THE ENDS EXTENDING THROUGH THE HOUSING WALL BEING LOOSELY SUPPORTED IN SLOTS FORMED IN THE HOUSING WALL WHEREBY THE COUPLING SLIDES CAN MOVE BACK AND FORTH ACROSS SAID HOUSING INTERIOR WHEN DEPRESSED, A BUNDLE OF ROTABLE SHAFTS SUPPORTED WITHIN HOUSING ABOVE SAID COUPLING SLIDES AND EXTENDING PARALLEL TO SAID INSTRUMENT NECK, DRIVER LEVERS CONNECTED TO THE SHAFTS, MEANS ON SAID COUPLING SLIDES WHICH CONTACT SAID DRIVER LEVERS WHEREBY WHEN THE SLIDES ARE DEPRESSED THE SHAFTS ARE ROTATED, PRESSURE LEVERS EXTENDING ACROSS THE HOUSING INTERIOR BELOW SAID COUPLING SLIDES TO LIE TRANSVERSELY OF SAID INSTRUMENT NECK, SAID PRESSURE LEVERS BEING PIVOTABLY SUPPORTED AT ONE END WITHIN THE HOUSING WHEREBY THE FREE ENDS CAN MOVE VERTICALLY THEREIN, MOTION LOCKING MEANS CONNECTED WITH SAID SHAFTS AND SAID PRESSURE LEVERS WHEREBY WHEN SAID SHAFTS ARE ROTATED BY THE DRIVER LEVERS THE MOTION LOCKING MEANS DEPRESSES THE PRESSURE LEVERS TO A LOCKED POSITION, STRING CONTACTING MEMBERS AFFIXED TO THE FREE ENDS OF SAID PRESSURE LEVERS WHICH APPLY PRESSURE TO THE STRINGS WHEN THE PRESSURE LEVERS ARE DEPRESSED BY SAID MOTION LOCKING MEMBERS, AND SPRING MEANS CONNECTED WITH SAID PRESSURE LEVERS FOR URGING THE PRESSURE LEVERS UPWARDLY.
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Accused Products
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Citations
1 Claim
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1. A DEVICE FOR FORMING VARYING CHORDS ON STRING INSTRUMENTS COMPRISING A HOUSING FOR ATTACHMENT TO THE INSTRUMENT NECK, DEPRESSIBLE COUPLING SLIDES EXTENDING THROUGH ONE SIDE WALL OF SAID HOUSING AND ACROSS SAID HOUSING INTERIOR TRAVERSELY OF SAID INSTRUMENT NECK, THE ENDS OF THE COUPLING SLIDES OPPOSITE THE ENDS EXTENDING THROUGH THE HOUSING WALL BEING LOOSELY SUPPORTED IN SLOTS FORMED IN THE HOUSING WALL WHEREBY THE COUPLING SLIDES CAN MOVE BACK AND FORTH ACROSS SAID HOUSING INTERIOR WHEN DEPRESSED, A BUNDLE OF ROTABLE SHAFTS SUPPORTED WITHIN HOUSING ABOVE SAID COUPLING SLIDES AND EXTENDING PARALLEL TO SAID INSTRUMENT NECK, DRIVER LEVERS CONNECTED TO THE SHAFTS, MEANS ON SAID COUPLING SLIDES WHICH CONTACT SAID DRIVER LEVERS WHEREBY WHEN THE SLIDES ARE DEPRESSED THE SHAFTS ARE ROTATED, PRESSURE LEVERS EXTENDING ACROSS THE HOUSING INTERIOR BELOW SAID COUPLING SLIDES TO LIE TRANSVERSELY OF SAID INSTRUMENT NECK, SAID PRESSURE LEVERS BEING PIVOTABLY SUPPORTED AT ONE END WITHIN THE HOUSING WHEREBY THE FREE ENDS CAN MOVE VERTICALLY THEREIN, MOTION LOCKING MEANS CONNECTED WITH SAID SHAFTS AND SAID PRESSURE LEVERS WHEREBY WHEN SAID SHAFTS ARE ROTATED BY THE DRIVER LEVERS THE MOTION LOCKING MEANS DEPRESSES THE PRESSURE LEVERS TO A LOCKED POSITION, STRING CONTACTING MEMBERS AFFIXED TO THE FREE ENDS OF SAID PRESSURE LEVERS WHICH APPLY PRESSURE TO THE STRINGS WHEN THE PRESSURE LEVERS ARE DEPRESSED BY SAID MOTION LOCKING MEMBERS, AND SPRING MEANS CONNECTED WITH SAID PRESSURE LEVERS FOR URGING THE PRESSURE LEVERS UPWARDLY.
Specification
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Current AssigneeRichard Blohm
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Original AssigneeRichard Blohm
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InventorsBlohm, Richard
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Application NumberUS04/207,318Time in Patent Office854 DaysField of SearchUS Class Current84/317CPC Class CodesG10D 3/08 Fingerboards in the form of...
