Patent ID: 7299959

Claim:
A fastener driving tool comprising: a driver blade for driving a fastener; a nose portion for guiding the driver blade; a magazine that has a guide portion for guiding the fastener toward the nose portion, a feeder for pushing the fastener toward the nose portion, and a spring for pressing the feeder toward the nose portion to thereby supply the fastener to the nose portion; a magazine cover provided on an end portion opposite to the nose portion and having a loading port for loading the fastener into the guide portion, said magazine cover having a side wall extending along the guide portion in the direction of the nose portion; and a return-preventing member integrally connected with the side wall at one end thereof and extending in the direction of the nose portion, said return-preventing member including a first portion near the one end which is formed in contact with the side wall, a second portion extending from the first portion and being spaced from the side wall, and a third portion extending from the second portion and having an end surface, wherein the second and third portions of the return-preventing member are moved toward the side wall when the fastener is inserted from the loading port into the guide portion, and the end surface of the return-preventing member prevents the fastener from moving toward the loading port when the fastener is set at the guide portion of the magazine, and wherein the magazine cover is made of flexible material and is integrally molded with the return-preventing member.