Insulated frame and connector therefor

Claim 1

IN A FRAMING CONSTRUCTION FOR WINDOWS, AN INNER PANE-CARRYING FRAME MEMBER, AN OUTER PANE-CARRYING FRAME MEMBER, SAID INNER FRAME MEMBER HAVING A BOTTOM WALL, AN INNER SIDE WALL CONNECTGED TO SAID BOTTOM WALL, AN OUTER SIDE WALL CONNECTED TO SAID BOTTOM WALL, AN INNER SHORT FLANGE EXTENDING INWARDLY FROM SAID INNER SIDE WALL, AN INNER SASH CONNECTED TO SAID INNER SIDE WALL, AN OUTER SHORT FLANGE EXTENDING INWARDLY FROM SAID OUTER SIDE WALL, SAID OUTER PANE-CARRYING FRAME MEMBER HAVING AN OUTER SASH PORTION, A FRIST FLANGE EXTENDING FROM SAID OUTER SASH PORTION, A SECOND FLANGE EXTENDING FROM SAID OUTER SASH PORTION SPACED FROM SAID FIRST FLANGE, EACH OF SAID FIRST AND SECOND FLANGE PORTIONS HAVING A LIP PORTION EXTENDING THEREFROM, FIRST AND SECOND THERMAL BARRIER-CONNECTOR MEMBERS, EACH INCLUDING AN ELONGATED BODY MEMBER HAVING A RECESS FORMED LONGITUDINALLY THEREIN, SAID FIRST THERMAL BARRIER-CONNECTOR MEMBER POSITIONED WITHIN SAID INNER SHORT FLANGE AND SAID BOTTOM WALL OF SAID INNER FRAME, WITH SAID LIP OF SAID FIRST FLANGE OF SAID OUTER SASH EXTENDING INTO SAID RECESS OF SAID FIRST THERMAL BARRIERCONNECTOR, SAID SECOND THERMAL BARRIER-CONNECTOR MEMBER POSITIONED WITHIN SAID OUTER SHORT FLANGE AND SAID BOTTOM WALL OF SAID INNER FRAME WITH SAID LIP PORTION OF SAID SECOND FLANGE OF SAID OUTER SASH EXTENDING INTO SAID RECESS OF SAID SECOND THERMAL BARRIER-CONNECTOR MEMBER, TO THEREBY RIGIDLY CONNECT SAID INNER FRAME MEMBER WITH SAID OUTER FRAME MEMBER WITH A MINIMUM OF HEAT CONDUCTION THEREBETWEEN.