Patent ID: 8398330
Filing Date: 2013-03-19
Classification: B25G,F16B,Y10T

Abstract:
1. A connecting assembly comprising: a tool receiving portion; a handle receiving portion having a first threaded portion, a clamping portion, and a longitudinal axis, said first threaded portion including a plurality of threaded regions separated by a plurality of first open regions, said handle receiving portion, at least in the region of said first threaded portion and said clamping portion, having a polygonal cross-sectional shape defined by a plurality of flat outer surfaces; and a tightening member having a second threaded portion enagable with said first threaded portion so that said tightening member can cause said clamping portion to secure a handle in said handle receiving portion, wherein said clamping portion has a plurality of clamping fingers separated by a plurality of second open regions, said first and second open regions being aligned with one another along said longitudinal axis to provide a passageway for cleaning fluids between said tightening member and said clamping portion when engaged with one another, said plurality of flat outer surfaces providing increased volume to said passageway.