Patent ID: 6189350
Filing Date: 2001-02-20
Classification: F16K,Y10T

Abstract:
A device for locking a channel opening-closing handle of a fluid controller in a full opening or full closing position, for attachment to a handle having a non-circular contour when seen from above, and being rotatable relative to a body of the fluid controller, and arranged to be mounted thereon so as to be unmovable upward, said locking device comprising a stopper support having a body fitting opening for fixing to said controller body, and a stopper nonrotatably provided on said stopper support mounted thereon so as to be movable upward and downward between a locking position in which the stopper is arranged to engage with an outer side face of the handle and prevents rotation of the handle, and an unlocking position in which the stopper is out of engagement with the handle, the stopper support being formed by a first member and a second member joined to each other, and each of the first and second members is formed with a recess and another recess for forming the body fitting opening and a stopper fitting aperture, respectively.