| 摘要 |
A coupling device for coupling a pipe end to a circuit element, the device including a body axially subdivided into a joining section for joining to the circuit element and a connection section provided with a housing for receiving the pipe end, and elements for engaging it in leaktight manner, the engagement elements including at least one arm extending axially from the connection section and having a free, gripper end for gripping the pipe end, the arm being elastically deformable between a gripping state and a release state for releasing the pipe end; and a holding ring connected to the connection section to receive a portion of the pipe end and to pivot between a position allowing free deformation of the arm, and at least one holding position in which a surface of the ring holds the arm in one of its two states.
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