Combination lawn edger and trimmer

Claim 1

IN AN EDGER-TRIMMER, A TUBULAR HANDLE, SAID HANDLE HAVING A ROUND CROSS SECTION, SAID HANDLE BEING DIRECTED DOWNWARDLY AND FORWARDLY AND HAVING AN INTEGRAL FRONT END WHICH IS HORIZONTAL WITH RESPECT TO THE GROUND, A COLLAR JOURNALED ON SAID HORIZONTAL FRONT HANDLE END FOR ROTARY AND AXIAL MOVEMENT, A MOTOR HOUSING CONNECTED TO SAID COLLAR, A VERTICALLY DISPOSED MOTOR IN SAID HOUSING, A HORIZONTALLY DISPOSED CUTTER BLADE POSITIONED BELOW SAID HOUSING, A DRIVE CONNECTION BETWEEN SAID MOTOR AND BLADE, A PAIR OF NOTCHES FORMED IN THE REAR EDGES OF SAID COLLAR, SAID NOTCHES BEING SPACED WITH RESPECT TO EACH OTHER BY 90 DEGREES, A LOCING LUG FIXED TO SAID HORIZONTAL FRONT HANDLE END BEHIND SAID COLLAR, A COIL SPRING DISPOSED ABOUT SAID HORIZONTAL FRONT HANDLE END INSIDE SAID HOUSING FOR BIASING SAID COLLAR REARWARDLY TOWARD SAID LOCKING LUG, SAID LOCKING LUG BEING ADAPTED TO ENTER EITHER ONE OF SAID NOTCHES TO LOCK SAID COLLAR AGAINST ROTATION WHEREBY SAID HOUSING IS FIXED TO SAID HANDLE FOR EITHER A HORIZONTAL OR VERTICAL DISPOSITION OF SAID CUTTER BLADE, AND MEANS FOR RELEASING SAID COLLAR, SAID RELEASING MEANS COMPRISING A MANUALLY OPERABLE MEMBER ON SAID HORIZONTAL FRONT HANDLE END, SAID MANUALLY OPERABLE MEMBER BEING DISPOSED BEHIND SAID COLLAR AND BEING ADAPTED TO URGE SAID COLLAR AXIALLY AWAY FROM SAID LOCKING LUG AGAINST THE BIAS OF SAID COIL SPRING.