the mandrel being flexible and engaging the entire tube length

Full Title

Bending tubes using mandrels or the like > the mandrel being flexible and engaging the entire tube length

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL

Subclass:

WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL

Child Classifications

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• B21D 9/03 and built-up from loose elements, e.g. series of balls