| 摘要 |
The invention relates to a fluid flow valve (1) comprising a body (2) having a pipe (3) through which the fluid flows, a flap (5) sealing the pipe (3), a shaft (4) for controlling the flap (5), which is freely rotatable, and a member (21) for rotating the control shaft (4), characterised in that the valve includes a means for axially stopping (201) the rotating member (21). |
