STING FOR TEST IN WIND TUNNEL ON ELECTROMECHANICAL BALANCE Russian patent published in 1998 - IPC

FIELD: tests of models. SUBSTANCE: given sting has body mounted on holder and fairing placed coaxially to holder. Body of model has bottom chamber and impermeable diaphragm installed in plane of open butt with clearance relative to internal surface of bottom chamber. Body of model has hole which outlet is located in bottom of bottom chamber. Holder includes drain conduit which inlet is close to bottom of bottom chamber. EFFECT: increased accuracy of determination of aerodynamic characteristics of model. 1 dwg