Electrical coil for a magneto or the like

Claim 1

AN ELECTRICAL COIL ADAPTED FOR MOUNTING ON A GENERALLY RECTANGULAR SHAPED POLE OF A MAGNETO OR THE LIKE, SAID COIL COMPRISING A GENERALLY CUP-SHAPED OUTER SHELL HAVING A TUBULAR CHIMNEY PORTION CONNECTED WITH THE BASE THEREOF AND EXTENDING LONGITUDINALLY FROM SAID BASE THROUGH APPROXIMATELY THE CENTER OF SAID SHELL, AT LEAST ONE ELECTRICAL WINDING DISPOSED IN SAID CUP AND SURROUNDING SAID CHIMNEY PORTION, SAID CHIMNEY PORTION HAVING A GENERALLY RECTANGULARLY SHAPED LONGITUDINAL OPENING FOR RECEIVING SAID POLE WHICH OPENING IS DEFINED IN PART BY TWO GENERALLY PARALLEL OPPOSED FACES OF SAID CHIMNEY PORTION WHICH FACES ARE SPACED APART AT THEIR NARROWEST POINT BY A DISTANCE NO LESS THAN THE THICKNESS OF SAID POLE, AND A PLURALITY OF LONGITUDINALLY EXTENDING RIBS ON EACH OF SAID OPPOSED FACES WITH THE INNER EDGES OF THE RIBS ON ONE OF SAID FACES BEING SPACED FROM THE INNER EDGES OF THE RIBS ON THE OTHER OF SAID FACES BY A DISTANCE LESS THAN THE THICKNESS OF SAID POLE SO THAT PORTIONS OF SAID RIBS WILL INTERFERE WITH SAID POLE AS SAID COIL IS ASSEMBLED THEREWITH, SAID RIBS BEING RELATIVELY THIN IN TRANSVERSE CROSS SECTION SO THAT THE PORTIONS THEREOF WHICH INTERFERE WITH SAID POLE MAY BE DISPLACED BY SAID POLE AS SAID COIL IS PLACED THEREON TO FIT SAID CHIMNEY PORTION TO SAID POLE.