Patent ID: 8017846

Claim:
A strainer for a snare drum having a shell, the strainer switching a position of snare wires between an OFF position separated from a drumhead and an ON position contacting the drumhead, the strainer comprising: a strainer body attached to the shell of the snare drum; a slider that is supported to the strainer so as to be slidable; a cam follower fixed to the slider; a holder provided on the slider and configured to affix the snare wires; an operating lever positioned and configured to be operated so as to switch the position of the snare wires; and a cam pivotably supported on the strainer body and including a cam surface contacting the cam follower, the cam being positioned and configured to be pivoted by operation of the operating lever, wherein the slider is slid relative to the strainer body by the pivoting of the cam caused by operation of the operating lever so that the cam follower moves along the cam surface, wherein the cam surface extends spirally about a pivot center of the cam, and wherein a movement distance of the slider changes linearly with respect to an operation angle of the operating lever.