| 摘要 |
A device for setting the closed position of a valve of the type comprising a lever having a ramp acting on a thrust member of a slidable assembly. Adjustment is effected by adjustment means comprising a cam device interposed between the thrust member and the ramp on the lever. The cam device is disposed eccentrically of its journals and it is displaced angularly from the exterior by inserting a screwdriver or the like through a hole in the body. Ratchet teeth are provided on the cam device and cooperate with pawls for retaining the desired position of the cam device when it is attained. |
