Fastening device

Claim 1

A FASTENED ASSEMBLY COMPRISING A FIRST PIECE OF MATERIAL HAVING AN END, FIRST AND SECOND SIDES AND A FIRST HOLE EXTENDING THROUGH SAID FIRST PIECE OF MATERIAL FROM SAID FIRST SIDE TO SAID SECOND SIDE THEREOF, FIRST AND SECOND INSERTS ENGAGED IN SAID HOLE IN SAID FIRST PIECE OF MATERIAL, SAID FIRST INSERT HAVING A SURFACE ENGAGED UPON SAID FIRST SIDE OF SAID FIRST PIECE OF MATERIAL AND SAID SECOND INSERT HAVING A SURFACE ENGAGING UPON SAID SECOND SIDE OF SAID FIRST PIECE OF MATERIAL, SAID FIRST HOLE IN SAID FIRST PIECE OF MATERIAL HAVING AN AXIS AND EACH OF SAID INSERTS HAVING AN AXIS, SAID INSERTS BEING INSERTED IN SAID FIRST HOLE SO THAT SAID AXES OF SAID INSERTS ARE SUBSTANTIALLY COINCIDENTAL AND ARE SUBSTANTIALLY PARALLEL TO SAID AXIS OF SAID FIRST HOLE, SAID FIRST AND SECOND INSERTS EACH HAVING FINGERS THEREON, SAID FINGERS BEING POSITIONED IN OVERLAPPED RELATIONSHIP, AND DEFINING A SCREW RECEIVING OPENING, SAID FINGERS BEING LOCATED BETWEEN SAID FIRST AND SECOND SIDES OF SAID FIRST PIECE OF MATERIAL, SAID SCREW RECEIVING OPENING HAVING AN AXIS AT AN ANGLE TO SAID AXIS OF SAID FIRST HOLE IN SAID FIRST PIECE OF MATERIAL, A SECOND HOLE IN THE END OF SAID FIRST PIECE OF MATERIAL, SAID SECOND HOLE HAVING AN AXIS WHICH IS SUBSTANTIALLY COINCIDENTAL WITH SAID AXIS OF SAID SCREW RECEIVING OPENING, AND A SCREW PASSING THROUGH SAID SECOND HOLE AND INTO SAID SCREW RECEIVING OPENING SO THAT SAID SCREW ENGAGES WITH FINGERS AND PREVENTS SEPARATION OF SAID FIRST AND SECOND INSERTS.