When the button member is released as in FIG 6, cord 44 will be forced into {TAIL ~ the V grooves} 40 and the body 26 by protrusions 32, providing a cord retention greater than achievable without the wedging action of the V grooves and {HEAD ~ protrusions} 
When the button member is released as in FIG 6 , cord 44 will be forced into { TAIL ~ the V grooves } 40 and the body 26 by protrusions 32 , providing a cord retention greater than achievable without the wedging action of the V grooves and { HEAD ~ protrusions }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD