Device for separation of cast thimbles from anode bars

Details Device for separation of cast thimbles from anode bars Device for separation of cast thimbles from anode bars

1996-07-08

1998-03-31

Valentine, Donald R.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204294, C25C 312

Patent

active

057334234

ABSTRACT:
A device for removing thimbles from the bottom ends of reprocessed anode bars. At least one externally toothed hollow shaft (12, 13) with a clamp ring is rotatably supported in a housing (10). Upon the hollow shaft being raised, a clamping ring engages a thimble. The external teeth of the hollow shaft are engaged by the teeth of a gear rack component of a double acting hydraulic piston whereby the thimble is twisted off the end of the anode bar.

REFERENCES:
patent: 3960694 (1976-06-01), Champion et al.
patent: 4217197 (1980-08-01), Harder et al.
patent: 4701249 (1987-10-01), Wisniewski et al.
patent: 4855031 (1989-08-01), Zannini
patent: 5268083 (1993-12-01), Rathgeber et al.
KHD Humboldt Wedag AG Brochure No. 10-711e, "Thimble Removable Presses", Jun. 1989.

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