Snow and ice removal tool

Claim 1

A TOOL FOR REMOVAL OF SNOW AND ICE FROM ROOFS, COMPRISING A WORKING HEAD OF SHEET METAL IN THE GENERAL FORM OF A SEGMENT OF A CYLINDER, HAVING A PAIR OF CURVED SIDE EDGES AND A PAIR OF STRAIGHT WORKING EDGES, ONE OF SAID WORKING EDGES BEING SERRATED, WITH TEETH TRUNCATED AT THEIR APICES IN EDGES GENERALLY TRANSVERSE TO THE OPPOSITE SURFACES OF THE HEAD, AND THE OTHER OF SAID WORKING EDGES HAVING A METAL STRIP ON THE CONVEX SIDE OF THE HEAD, WITH A PORTION SPACED FROM THE HEAD AND EXTENDING BEYOND THE EDGE THEREOF, A STRIP OF FLEXIBLE MATERIAL SECURED BETWEEN THE SAID SPACED PORTION OF SAID STRIP AND SAID HEAD, AND EXTENDING BEYOND THE OUTER EDGE OF SAID METAL STRIP, A HANDLE SECURED AT ONE END TO SAID HEAD, MEDIALLY THEREOF, AND ON THE CONCAVE SIDE THEREOF, A PAIR OF BRACING STRUTS SECURED AT ONE END TO SAID HANDLE ON DIAMETRICALLY OPPOSITE SIDES THEREOF, AND WITH THEIR OTHER ENDS SECURED TO THE CONCAVE SIDE OF SAID HEAD ADJACENT THE RESPECTIVE SAID WORKING EDGES, AND A PLURALITY OF HANDLE SECTIONS TELESCOPICALLY ATTACHABLE, IN TANDEM, TO SAID HANDLE, SAID SECTIONS HAVING LOCK MEANS ARRANGED TO PREVENT THEIR RELATIVE AXIAL MOVEMENT, AND LOCK MEANS ARRANGED TO PREVENT THEIR RELATIVE ROTATION.