Built in wall air conditioner casing and air conditioner combination

Claim 1

A BUILT IN WALL AIR CONDITIONER CASING COMPRISING A PAIR OF COMPARATIVELY LONG VERTICALLY EXTENDING SPACED APART PARALLEL RECTANGULAR SIDE WALLS, A COMPARATIVELY SHORT TOP WALL AND A COMPARATIVELY SHORT BOTTOM WALL CONNECTING SAID SIDE WALLS TOGETHER, AN OUTSIDE WALL SECURED TO SAID TOP, SIDE AND BOTTOM WALLS, SAID OUTSIDE WALL HAVING AN OUTSIDE AIR OPENING THERETHROUGH, AND AN INSIDE WALL ALSO SECURED TO SAID TOP, SIDE AND BOTTOM WALLS, SAID INSIDE WALL HAVING AN INSIDE AIR ENTRANCE OPENING EXTENDING FROM ABOUT ITS MID AREA TO ADJACENT ITS BOTTOM END AND THUS ADJACENT THE FLOOR OF THE ROOM IN WHICH IT EXTENDS, AND AN AIR DISCHARGE OPENING ADJACENT ITS TOP END AND THUS ADJACENT THE ROOM CEILING, SAID CASING BEING ARRANGED TO REMOVABLY RECEIVE AND HOUSE AN AIR CONDITIONER, SAID CASING BEING INTEGRALLY BUILT INTO A BUILDING WALL AND PROVIDING A LOAD BEARING MEMBER GREATER THAN THE LOAD BEARING STRENGTH OF THE BUILDING WALL MATERIAL DISPLACED THEREBY.