Patent ID: 8658875

Claim:
A drum tuning stabilization mechanism comprising: a threaded lug screw shaft which can be rotated along its axis relative a drum shell to adjust the tension on a drum head material by changing the position of a drum hoop with respect to said drum shell, when said drum hoop is holding said drum head material in tension spanning a drum shell opening of said drum shell; wherein at least one of a lug casing of said drum shell and a rim portion of said drum hoop has a threaded hole therein configured to receive said threaded lug screw shaft for rotation; wherein a lug screw lock is threaded on said lug screw shaft adjacent the threaded hole of said at least one of said lug casing of said drum shell and said rim portion of said drum hoop and can be rotated to tighten said lug screw lock against a surface adjacent to the threaded hole of said at least one of said lug casing of said drum shell and said rim portion of said drum hoop to provide an interference fit to lock said threaded lug screw shaft to the surface adjacent the at least one of said lug casing of said drum shell and said rim portion of said drum hoop having the threaded hole therein.