Patent ID: 7401507
Filing Date: 2008-07-22
Classification: B64D,F16L,G01P

Abstract:
1. A rotary joint for a multifunction pressure probe, comprising a fastening base equipped with a bearing, a moving vane free to rotate over a limited deflection and provided with a root swiveling in the bearing of the fastening base, pressure tap orifices located on the moving vane, pressure sensors placed on the outside of the moving vane and air lines that connect the pressure tap orifices to the pressure sensors passing through the root of the moving vane and the bearing of the fastening base, said rotary joint comprising a plate, which can rotate relative to the root of the moving vane and is fastened to the fastening base with respect to which it has a slight depth deflection, along the axis and at a distance from the bearing that supports the moving vane, and lengths of flexible tubing that connect the root of the moving vane to the plate and constitute the air lines over part of their path going from the root of the moving vane to the plate beyond which the pressure sensors are placed.