Patent ID: 8733262

Claim:
A needle threader passing device comprising: a needle receiving member formed with a needle insertion hole and a thread insertion slit forming an angle with the needle insertion hole; a needle threader member that is movable between positions away from and close to the needle receiving member and has a needle threader pin that can push a thread inserted through the thread insertion slit into an eye of a needle inserted into the needle insertion hole when the needle threader member moves from the position away from the needle receiving member to position close thereto; and a changeover member that can move with respect to the needle receiving member, wherein the needle threader member is constantly biased toward the position away from the needle receiving member, wherein the changeover member can move between a locking position at which the needle threader member is locked to the position close to the needle receiving member and an allowable position at which the needle threader member is allowed to move between the positions away from and close to the needle receiving member, and wherein the needle threader member can swing so as to allow the tip end thereof to move between the positions away from and close to the needle receiving member, and the changeover member comprises a cover that covers at least a part of the needle threader member at the locking position.