Patent ID: 8152137

Claim:
A relief valve in a turbomachine, comprising: a gate designed to be mounted so as to pivot about a shaft between a closed position of an orifice for the passage of air and an open position of this orifice: a seal extending along at least a portion of a peripheral edge of the gate; and means for attaching the seal to the peripheral edge of the gate, said attachment means comprising a plate extending along at least a portion of the peripheral edge of the gate and having a substantially S-shaped section, said plate comprising an intermediate wall extending parallel to the peripheral edge of the gate, a first end of said intermediate wall being connected to a first end of a rim extending along the peripheral edge of the gate and perpendicular to the gate and to the intermediate wall, said rim having a second end opposite to its first end and connected to the gate, said intermediate wall being further connected via a second end opposite to its first end to an inclined wall extending around the peripheral edge of the gate and in a direction opposite to the gate, said seal being clamped between the intermediate wall and the peripheral edge of the gate and having a portion which extends around the peripheral edge of the gate, wherein the gate and the seal attachment means are made of a plastic and are formed of a single piece or are welded or bonded together.