Assembled threaded fastener and lock washer units

Claim 1

AN ASSEMBLED LOCK WASHER AND THREADED FASTENER UNIT WHEREIN THE LOCK WASHER IS MAINTAINED IN ASSEMBLED RELATIONSHIP WITH FASTENER, THE LOCK WASHER BEING POSTIVELY RETAINED AGAINST DISASSEMBLY FROM THE FASTENER AND READILY ROTATABLE RELATIVE THERETO, SAID UNIT COMPRISING: A FASTENER MEMBER HAVING A BODY WITH AN AXIAL SCREWTHREADED PORTION, A RADIAL CLAMPING SURFACE, AN ANNULAR RECESS IN SAID BODY BETWEEN THE CLAMPING SURFACE AND THE SCREW-THREADED PORTION, SAID RECESS HAVING A RADIALLY OUTERMOST AXIALLY EXTENDING PERIPHERAL MARGIN, AND A CONTINUOUS ANNULAR LIP PROJECTING RADIALLY INWARDLY OF SAID MARGIN ADJACENT THE CLAMPING SURFACE TO AN INNER EXTREMITY, SAID INNER EXTERMITY BEING DISPLACED AXIALLY FROM THE CLAMPING SURFACE IN THE DIRECTION EXTENDING INTO THE BODY OF THE FASTENER MEMBER; A LOCK WASHER HAVING A UNITARY BODY WITH A CENTRAL OPENING AN AN OUTER PERIPHERY AND INCLUDING THEREBETWEEN AN OUTER, GENERALLY ANNULAR, FRUSTO-CONICAL BODY PORTION DEFINING A FIRST APICAL ANGLE, AN INTERMEDIATE, GENERALLY ANNULAR, FRUSTO-CONICAL BODY PORTION INTEGRAL WITH THE RADIALLY INNERMOST PERIPHERY OF THE OUTER BODY PORTION, AND EXTENDING RADIALLY OUTWARDLY BEYOND THE PERIPHERAL MARGIN OF THE RECESS AND RADIALLY INWARDLY BEYOND THE CONTINUOUS ANNULAR LIP AND INTO THE ANNULAR RECESS, SAID INTERMEDIATE BODY PORTION HAVING A SECOND APICAL ANGLE,