Wedge shaped anchor device

Claim 1

IN A DEVICE FOR FIRMLY FIXING PINS AND THE LIKE FOR SUPPORTING ARTICLES ON WALLS MADE OF BRICK OF BLOCKS JOINED WITH MORTAR SO THAT THE JOINTS ARE SLIGHTLY RECESSED THE COMBINATION COMPRISING A PAIR OF WEDGE MEMBERS POSITIONED IN OVERLAPPING RELATION IN A RECESSED JOINT IN THE WALL OF THAT THE ADJACENT OVERLAPPING SIDES OF SAID WEDGE MEMBERS DEFINE AN INCLINED JOINT THEREBETWEEN THE OPPOSED SURFACES OF SAID INCLINED JOINT HAVING PING RECEIVING RECESSES THEREIN EXTENDING AT LEAST PART WAY ACROSS SAID WEDGE MEMBERS, AN ARTICLE SUPORTING PIN FRICTIONAL HELD BY SAID MEMBERS IN AT LEAST ONE OF SAID PIN RECEIVING RECESSES, EACH OF SAID WEDGE MEMBERS HAVING A PLURALITY OF FINGERS ENGAGING OPPOSIING SURFACES OF THE WALL RECESS UNDER PRESSURE WHEN SAID PIN IN DRIVEN BETWEEN SAID MEMBERS SO THAT SAID PIN AND SAID MEMBERS ARE FIRMLY HELD IN THE SELECTED MOTAR JOINT OF THE WALL AND AN ARTICLE MAY BE SUPPORTED IN THE WALL THEREBY.