| 摘要 |
<p>A pin fastener is configured of a cylindrical body into which a pin is inserted, a coil spring wound on the outer periphery of the cylindrical body, and an outer cylindrical body surrounding the outer periphery of the cylindrical body and coil spring, wherein a cut is provided in the cylindrical body, and a linear fastening portion of the coil spring is fitted into the cut, thereby forming a pin fastening narrowed portion between the fastening portion and a wall portion of the cylindrical body opposed thereto. The pin fastener has a simple configuration formed of an extremely small number of parts which are easy to manufacture and assemble, and moreover, a superior working effect in a pinning device can be expected therefrom.</p> |
