Control valve device with change-over means for direct or...

Details Control valve device with change-over means for direct or... Control valve device with change-over means for direct or...

B - Operations, Transporting

60

T

303/53

B60T 15/18 (2006.01) B60T 15/52 (2006.01)

Patent

CA 1075738

(Case No. 6815) CONTROL VALVE DEVICE WITH CHANGE-OVER MEANS FOR DIRECT OR GRADUATED RELEASE OPERATION ABSTRACT OF THE DISCLOSURE A brake control valve device, for railway vehicles, embodies means to enable this control valve device to be selectively conditioned for effecting either a direct release of the brakes or a graduated release of the brakes accordingly as a removable selector valve cover member having a ported face is secured to a ported face formed on the exterior surface of the control valve device in either a first or a second position with respect to this ported face on the control valve device.

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