| 摘要 |
A check member connection unit of an injection device is provided to remove the operating delay caused by passive movement of the check member. A check member connection unit of an injection device comprises a barrel(2), a screw(3), a check member(5) and an elastic member. The barrel is transferred while the resin is being inserted into. The screw is equipped inside the barrel in order to help the resin to be transferred. The check member is in front of the screw and control the flow of the resin. The elastic member is located at the front of the check member and pushes the check member. One part of the check member is supported with a wing(7a) of a screw head and the other part is supported with check member. The elastic member is made of a coil spring in order to be inserted between a body(4) and the screw head.
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