| 摘要 |
PURPOSE: A check valve for devices for injecting fluid is provided to integrally form protruding tip in check block of the check valve, thereby removing foreign materials. CONSTITUTION: A check valve for devices for injecting fluid separates a check ball(130a) by pushing force of fluid which is flowed through check holes(122) of the check block(120). To remove foreign materials(10) on the surface of the check ball, the check block includes projecting tips along the check holes and/or a remover(300) which is elastically bent. The check block includes an insertion groove portion(310) at the upper side in order to installing the remover. The remover is formed to be gradually thinner and is tightly adhered to the check ball. The remover has a support member. The support member is formed to be gradually thicker, and firmly supports the check ball.
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