Metallurgical apparatus – Having means for contacting a solid metalliferous material... – With means to prevent warping of treated object
Patent
1977-09-06
1979-03-13
Lake, Roy
Metallurgical apparatus
Having means for contacting a solid metalliferous material...
With means to prevent warping of treated object
C21D 932
Patent
active
041438639
ABSTRACT:
A die quench press for hardening gears and other generally circular parts is disclosed. The press has a horizontal die which generally comprises a plurality of segments movable radially inwardly and outwardly. The upper die portion of the press rotates into a vertical position for easy insertion of parts to be quenched.
REFERENCES:
patent: 77396 (1868-04-01), Mercer et al.
patent: 1772576 (1930-08-01), Slade
Bell Paul A.
Caterpillar Tractor Co.
Lake Roy
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