Mashburn Law Office, LLC
Adjustably attenuating ear plug
An adjustably attenuating ear plug adapted for use in an ear canal, includes a flexible body, and a valve assembly further comprising a disk and knob translatable relative to the disk, wherein the knob defines at least one inlet, the disk alternately defines at least one shield and hole, and the inlet is alternatively aligned with the hole and shield to varying degrees, so as to selectively and variably expose the canal to the environment.
Brown Innovation, LLC
A G A A H
A61F G10K A61F A61F H04R
inventional inventional additional inventional additional
Thomas William
Brown