Safety ski binding of the strap or long thong harness type

Claim 1

IN A SKI BINDING, THE COMBINATION WITH A SKI BODY HAVING MEANS TO DETACHABLY CONNECT THE TOE OF A SKI BOOT THERETO, A HEEL PLATE STRUCTURE APPLICABLE TO A BOOT HEEL AND ADAPTED TO BE MOUNTED ON THE SKI BODY IN DETACHABLE RELATION TO THE LATTER, SAID HEEL PLATE STRUCTURE COMPRISING A BOTTOM PART AND A TOP PART UNITARY THEREWITH, THE REAR END OF SAID TOP PART HAVING AN UPSTANDING ARCUATE BACK WALL TO EMBRACE A RECEIVED BOOT HEEL, SAID BOTTOM PART EXCEEDING IN LENGTH THE LENGTH OF THE TOP PART, WHEREBY TO PROVIDE A TRANSVERSE LIP PORTION TO PROJECT FREELY BEYOND THE FORWARD END OF THE TOP PART AND A REARWARD EXTENSION TO PROJECT FREELY BEYOND THE HEEL EMBRACING BACK WALL OF THE TOP PART, SAID REARWARD EXTENSION TERMINATING IN AN UPSTANDING KEEPER MEANS, SAID FORWARD TRANSVERSE LIP PORTION OF THE BOTTOM PART HAVING AN UPWARDLY PROJECTING KEY LUG, A TRANSVERSE ANCHORING BLOCK ADAPTED TO BE SECURED TO THE SKI BODY, THE REARWARD FACE OF THE ANCHORING BLOCK BEING UNDERCUT TO PROVIDE A RECESS BENEATH AN OVERHANGING SHOULDER, SAID RECESS BEING ADAPTED TO NORMALLY RECEIVE THE FORWARD LIP PORTION OF THE HEEL PLATE STRUCTURE, WHEREBY TO RELEASABLY ATTACH THE FORWARD END OF THE HEEL PLATE STRUCTURE TO THE SKI BODY, SAID SHOULDER HAVING AN INDENTING NOTCH TO RECEIVE SAID KEY LUG, WHEREBY TO PREVENT LATERAL DISPLACEMENT OF THE ATTACHED FORWARD END OF THE HEEL PLATE STRUCTURE, THE SKI BODY HAVING YIELDABLE HOLDING MEANS TO RELEASABLY ENGAGE SAID KEEPER MEANS, WHEREBY TO NORMALLY ATTACH THE REAR END OF THE HEEL PLATE STRUCTURE TO THE SKI BODY, AND SAID HEEL PLATE STRUCTURE BEING PROVIDED AT OPPOSITE SIDES THEREOF WITH UPWARDLY EXTENDING PERFORATE TONGUES ENGAGEABLE BY A STRAP OR LONG THONG HARNESS ADAPTED TO BE APPLIED TO THE BOOT FOR ATTACHMENT OF THE HEEL PLATE STRUCTURE THERETO.