Automobile windshield wiper backing members

Claim 1

MEANS FOR ATTACHING A WINDSHIELD WIPER PRESSURE MEMBER TO A WINDSHIELD WIPER SUPPORTING ARM AND COMPRISING THE PROVISION OF A SLOT IN THE PRESSURE MEMBER, THE SLOT HAVING OPPOSITE END WALLS AND EXTENDING INWARDLY FROM THE REAR FACE OF THE MEMBER INTERMEDIATELY OF THE LENGTH OF SAID FACE, A PAIR OF OPPOSITELY POSITIONED TEETH PROJECTING FROM THE TWO END WALLS, OF THE SLOT, CROWNS FORMED UPON THE TEETH AND LOCATED INTERMEDIATELY OF THE DEPTH OF THE SLOT, A LUG ATTACHABLE TO THE WINDSHIELD WIPER SUPPORTING ARM AND HAVING A FRONT FACE ADAPTED TO OVERLIE THE PORTION OF THE REAR FACE OF THE PRESSURE MEMBER CONTIGUOUS TO THE SLOT, A PAIR OF RESILIENT PRONGS OF SUBSTANTIALLY THE SAME WIDTH AS THE WIDTH OF THE SLOT AND CARRIED BY THE LUG AND PROTRUDING OUTWARDLY OF SAID FRONT FACE OF THE LUG FOR INSERTION INTO SAID SLOT, SAID PRONGS BEING SQUEEZABLE TOWARDS EACH OTHER AGAINST THEIR RESILIENCY, TE PRONGS HAVING OUTER REMOTE SIMILAR SIDES ARRANED TO EXTEND IN JUXTAPOSITION TO THE SAID OPPOSITE END WALLS OF THE SLOT, AND TEETH PROJECTING FROM SAID OUTER SIDES OF THE PRONGS AND POSITIONED TO UNDERLIE THE TEETH PROJECTING FROM THE OPPOSITE SIDE WALLS OF THE SLOT AND TO PRESS AGAINST SAID SIDE WALLS UPON INSERTION OF THE PRONGS INTO THE SOLT.