Patent ID: 8113277

Claim:
A sucker rod construction comprising: an end fitting defining a rod receptacle; said rod receptacle having an interior wall surface defining a cavity, a closed axially inner end, and an open axially outer end, a plurality of integrally formed, axially aligned, axially spaced void spaces, each being tapered to be of decreasing diameter towards said open axially outer end, said void spaces each defined by a wall surface having a radius of curvature of approximately twenty (20) inches; a rod having an end with an outer surface received within said rod receptacle through said open axially outer end and cooperating with said interior wall surface to define an annular chamber between said outer surface of said end of said rod and said interior wall surface of said rod receptacle; a body of initially flowable adhesive cured to bond to said outer surface of said end of said rod and solidified to form a plurality of wedges in said tapered void spaces engaging said interior wall surface of said fitting; and wherein said entire portion of said rod within said cavity has a cross section other than round.