Ceiling suspension clip

Claim 1

CEILING SUSPENSION CLIP ADAPTED TO SUPPORT A FURRING STRIP UPON INSTALLATION IN A BUILDING STRUCTURE AND TO MAINTAIN SAID STRIP IN RESILIENT, SPACED RELATIONSHIP WITH A CEILING JOIST IN SAID STRUCTURE, SAID CLIP COMPRISING (A) A HORIZONTAL BOTTOM MEMBER, SAID MEMBER HAVING REINFORCING RIBS EXTENDING SUBSTANTIALLY THE WHOLE LENGTH OF SAID MEMBER, (B) REBENT PORTIONS ATTACHED TO EACH END OF SAID BOTTOM MEMBER AND EXTENDING UPWARDLY FROM SAID BOTTOM MEMBER; AND (C) AN UPPER SIDE ARM ATTACHED TO THE UPPER END OF EACH REBENT PORION OT FORM A PAIR OF SIDE ARMS, EACH ARM EXTENDING UPWARDLY IN A DIRECTION GENERALLY PERPENDICULAR TO THE BOTTOM MEMBER, SAID PAIR OF SIDE ARMS COMPRISING UPPER PORTIONS SPACED APART A DISTANCE SUBSTANTIALLY EQUAL TO THE DISTANCE BETWEEN THE SIDE SURFACES OF THE JOIST AND ADAPTED TO ABUT SAID SIDE SURFACES UPON INSTALLATION, LOWER PORTIONS SPACED APART A DISTANCE GREATER THAN THE WIDTH OF SAID JOIST AND SAID FURRING STRIP, AND (D) A DOWNWARDLY AND OUTWARDLY EXTENDING SHOULDER JOINING SAID UPPER AND LOWER PORTIONS OF EACH SAID SIDE ARM.