EXTERNAL SHELL OF A PUMP WHEEL OF A HYDRODYNAMIC FLOW UNIT, SUCH AS A HYDRODYNAMIC TORQUE CONVERTER

摘要

The invention relates to an outer shell of a pump casing of a hydraulic discharge unit. The outer casing is an integral casing part in its box-off zone. AN INDIVIDABLE FASTENING BRACKET 9 WITH A CYLINDRICAL CENTERING SURFACE 10 AND A FIXING SURFACE 11 CENTERED AND PLACED FOLLOWING; THE FIXING FLANGE 9 IS FORMED BY DISCHARGE WITH CYLINDRICAL FORMING OF THE FASTENING SURFACE 11 AND THE CENTERING SURFACE 10 IS MACHINED AFTER THE DISCHARGE UP TO ITS SETTING DIAMETER. / P P ON OBTAINS AN INCREASED RIGIDITY WITHOUT INCREASE IN WEIGHT, FOR EXAMPLE IN THE CASE OF A HYDRODYNAMIC TORQUE CONVERTER. / P