Production process and production line for manufacturing...

Details Production process and production line for manufacturing... Production process and production line for manufacturing...

2006-10-03

2006-10-03

Wyszomierski, George (Department: 1742)

Metal treatment

Process of modifying or maintaining internal physical...

Heating or cooling of solid metal

C148S594000, C148S656000, C266S127000

Reexamination Certificate

active

07115176

ABSTRACT:
In a method of manufacturing articles (8) in hardenable metal materials, a shaped workpiece (5.1, 5.2) with closed cross-section is hardened. The hardened workpiece (5.1, 5.2) is separated into at least two parts, where each part constitutes one shaped open cross-section. The invention also concerns a manufacturing process and a production line for the manufacture of articles (8) in hardenable metal materials.

REFERENCES:
patent: 3054177 (1962-09-01), Duhamel
patent: 3890106 (1975-06-01), Miller
patent: 4414042 (1983-11-01), Gross et al.
patent: 6102472 (2000-08-01), Wallstrom
patent: 6454884 (2002-09-01), McNulty et al.
patent: 6811622 (2004-11-01), Friederich et al.
patent: WO 9216665 (1992-10-01), None

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