Worm pump for delivering a metal melt

Details Worm pump for delivering a metal melt Worm pump for delivering a metal melt

1994-01-24

1995-08-15

Bertsch, Richard A.

Pumps

Motor driven

Adjustable motor and pump rotor unit or relatively...

417363, 4174241, 266239, F04B 3504

Patent

active

054413907

ABSTRACT:
A worm pump for delivering a metal melt comprises a mounting flange, and a tubular pump housing mounted on, and suspended from, the mounting flange, the pump housing defining a lower inlet for receiving the metal melt and an upper outlet for delivering the metal melt. A drive motor is mounted on the mounting flange, the drive motor having a pump shaft extending into the tubular pump housing and comprising a conveyor screw between the inlet and outlet. A guide supports the pump shaft at a lower end thereof, and a universal joint is provided at an upper end of the pump shaft above the upper outlet, the universal joint permitting the pump shaft to pivot and the guide being arranged to support the pump shaft during a pivoting motion.

REFERENCES:
patent: 1656281 (1928-01-01), Layne
patent: 1883266 (1932-10-01), Yoder
patent: 2842208 (1958-07-01), Dukes
patent: 3048384 (1962-08-01), Sweney et al.
patent: 3115096 (1963-12-01), Wall
patent: 3776660 (1973-12-01), Anderson et al.

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