Composite door for cabinets and the like

Claim 1

A COMPOSITE CABINET DOOR COMPRISING A RECTANGULAR CENTER PANEL HAVING A MARGIN EXTENDING AROUND THE ENTIRE PERIPHERY OF SAID PANEL, SAID MARGIN BEING OF PREDETERMINED THICKNESS, A DIE-CAST METAL FRAME EXTENDING AROUND SAID MARGIN AND OVER THE EDGES OF SAID PANEL, SAID FRAME COMPRISING FOUR INTEGRAL FRAME MEMBERS INCLUDING A LATCH SIDE FRAME MEMBER, A HINGE SIDE FRAME MEMBER, AN UPPER END FRAME MEMBER, AND A LOWER END FRAME MEMBER, EACH OF SAID FRAME MEMBERS HAVING A WEB OF SUBSTANTIALLY UNIFORM WIDTH AND AN INNER FLANGE INTEGRAL WITH SAID WEB AND IN CONTACT WITH THE MARGIN OF SAID PANEL, SAID HINGE SIDE FRAME MEMBER AND SAID END FRAME MEMBERS EACH ALSO HAVING AN INTERMEDIATE FLANGE EXTENDING FROM SAID WEB ALONG THE EDGES OF SAID PANEL SUBSTANTIALLY TO THE BACK SURFACE OF SAID PANEL AND AN OUTER FLANGE INTEGRAL WITH SAID WEB AND EXTENDING IN THE SAME DIRECTION FROM SAID WEB AS SAID INTERMEDIATE AND INNER FLANGES, SAID OUTER FLANGE BEING OF UNIFORM WIDTH WHICH IS LESS THAN THE WIDTH OF SAID INTERMEDIATE FLANGE, SAID OUTER FLANGE BEING SPACED FROM SAID INTERMEDIATE FLANGE AND ADAPTED TO CONTACT THE FRONT SURFACE OF THE CABINET WHEN THE DOOR IS CLOSED, SAID LATCH SIDE FRAME MEMBER ALSO HAVING AN OUTER FLANGE INTEGRAL WITH THE WEB AND EXTENDING ALONG THE EDGE OF SAID PANEL TO THE BACK SURFACE, SAID LATCH SIDE OUTER FLANGE BEING SUBSTANTIALLY THE SAME WIDTH AS SAID INTERMEDIATE FLANGES, SAID HINGE SIDE FRAME MEMBER HAVING MEANS FOR FASTENING THE PANEL AND A HINGE THERETO, AND SAID LATCH SIDE FRAME MEMBER HAVING MEANS TO FASTEN SAID PANEL THERETO.