Patent ID: 9651053
Date: 2017-05-16
CPC Classifications: F01D,F02C,F04D

Claim:
1. A bleed valve for controlling bleeding of a working fluid through an aperture of a fluid conduit, the bleed valve comprising: a piston having a sealing member, the piston being displaceable between a first position where the sealing member seals the aperture, and an opposed second position wherein the sealing member is spaced apart from the aperture to allow the working fluid therethrough; a guiding assembly including at least one guide wheel mounted to the piston and being displaceable therewith along a guide rail, the guide wheel having an outer circumferential rolling surface having a guide groove extending inwardly therefrom, the guide rail including an elongated rail surface having a guide protrusion extending away therefrom along a length of the rail surface, the guide groove and the guide protrusion being complementary and in rolling contact with one another; and an actuator engaged to the piston to displace the piston between the first position and the second opposed position.