Anchor device with releasable latch means

Claim 1

A FIXTURE ASSEMBLY FOR A POURED CONCRETE WALL, SAID FIXTURE ASSEMBLY COMPRISING, IN COMBINATION, AT LEAST ONE SOCKET INSERT FOR ANCHORING IN THE WALL DURING POURING THEREOF, SAID SOCKET INSERT COMPRISING A LATERALLY EXTENDED FLANGE AND A SUBSTANTIALLY RECTILINEAR SLEEVE INTEGRAL WITH SAID FLANGE AND EXTENDING NORMAL THERETO, SAID SLEEVE OPENING OUTWARDLY THROUGH SAID FLANGE AND HAVING A CLOSED INNER END; SAID SLEEVE DEFINING A RELATIVELY ELONGATED SOCKET; A PAIR OF LATERALLY SPACED PARALLEL WALLS EXTENDING REARWARDLY FROM SAID FLANGE AND SUBSTANTIALLY RADIALLY OUTWARDLY FROM SAID SLEEVE AND DEFINING, WITH A THIRD WALL EXTENDING THEREBETWEEN AND BETWEEN SAID FLANGE AND SAID SLEEVE, AN OUTWARDLY CLOSED RECESS OPENING LATERALLY FROM SAID SOCKET; A SUBSTANTIALLY FLAT LATCH PITOVED TO SPACED PARALLEL WALLS; A SUBSTANTIALLY FLAT LATCH PIVOTED TO SAID PIN AND HAVING A THICKNESS SUBSTANTIALLY EQUAL TO THE SPACING OF SAID PARALLEL WALL; BIASING MEAS OPERABLE BETWEEN SAID LATCH AND SAID THIRD WALL TO BIAS SAID LATCH TO PROJECT INTO SAID SOCKET; AND A FIDXTURE HAVING AT LEAST ONE ELONGATED SUBSTANTIALLY RECTILNEAR SHANK SUBSTANTIALLY CONFORMINGLY INSERTABLE INTO SAID SLEEVE WITH ITS LENGTH WITHIN SAID SLEEVE BEING IN SUBSTANTIALLY FULL SURFACE-TOSURFACE ENGAGEMENT WITH SAID SLEEVE, AND FORMED WITH A NOTCH FOR LOCKING INTER-ENGAGEMENT WITH SAID LATCH TO INHIBIT WITHDAWAL OF SAID SHANK FROM SAID SOCKET; SAID FLANGE BEING FORMED WITH A PASSAGE EXTENDING INWARDLY FROM THE OUTER FACE THEREOF AND COMMUNICATING AT ITS INNER END WITH SAID RECESS TO RECEIVE A PIN OR THE LIKE TO ENGAGE AND PIVOT SAID LATCH TO RELEASE THE SAME FROM SAID NOTCH.