Patent ID: 6308871
Filing Date: 2001-10-30
Classification: B22D

Abstract:
A pressure cast tube for conducting molten metal from a vessel to a casting, said tube comprising:a tube body having an intake end and a mold end with a lateral surface between said intake end and said mold end, said tube body defining an internal passageway that is aligned along a longitudinal center axis between said intake end and said mold end, a portion of said tube body adjacent to said mold end having a cross-sectional dimension that is greater than the cross-sectional dimension of a portion of said tube body adjacent to said intake end, the end of said tube body that is adjacent to said mold end defining a radial surface that is located laterally outwardly with respect to other surfaces of said tube body;a conical flange ring that is secured to said tube body adjacent said mold end, said conical flange ring including an inner conical surface and an outer perimeter surface that is located radially outwardly from the inner conical surface; anda cover that is secured to said conical flange ring and to a portion of the tube body that is located between the conical flange ring and the mold end of the tube body.