Patent ID: 7624481

Claim:
A slider for a slide fastener, the slider comprising: a slider body for coupling and releasing tooth rows of a fastener chain; a pull holding body which is supported and fixed on an upper surface of the slider body and holds a pull moveably between the pull holding body and the upper surface of the slider body; and a spring body made of a flat platy material and supported and fixed on the upper surface of the slider body, wherein the spring body comprises a spring piece having a free end and a fixed end, an opening window portion at one end side of the spring body adjacent the free end of the spring piece, and an end portion at an other side of the spring body that is formed integrally with the fixed end of the spring piece, wherein the end portion formed integrally with the fixed end of the spring piece further has a pawl portion, wherein: the spring piece is elastically disposed between the pull and a rear surface of the pull holding body, the spring body further defines a cut out hole extending longitudinally between the fixed end of the spring piece and the opening window portion, the spring piece being movable about its fixed end through the cut out hole, wherein the cut out hole has a first width and the opening window portion has a second width that is larger than the first width, and the pawl portion of the spring body is configured to be engaged with and released from a portion of the tooth rows of the fastener chain through the inside of the slider body on the basis of an elastic deformation of the spring piece by operating the pull.