| 摘要 |
Safety pin comprising an integrated molded unit having an elongated plastic base with a flexible and resilient extension at each end thereof, a pin secured to one extension, the other extension being reversely bowed toward the base to form a detent for the piercing end of the pin, and pin guiding structure integral with and extending from opposite sides of the molded base so as to arch over the detent. In another form of the invention, the molded unit has a resilient metal strip of U-shape (in lieu of a molded extension) that is locked to the base to form the detent. |
