| 摘要 |
Securing device for concentrically mounting a helical spring on a rod having a transverse abutment surface and a groove, the securing device being elastic and capable of being mounted on the rod and comprising a part intended to be received in the groove and an inclined surface forming an apex which, when the securing device is mounted on the rod, defines a point at a maximum distance from a longitudinal axis of the rod and is located at a predetermined distance from the abutment surface, the spring having an internal radius less than the maximum distance and being made from a substantially cylindrical wire, the radius of which is less than the predetermined distance.
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