Bending rods, profiles, or tubes (B21D11/02 - B21D11/18 take precedence; using mandrels or the like B21D9/00)

Child Classifications

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• B21D 7/02 over a stationary forming member; by use of a swinging forming member or abutment
• B21D 7/04 over a movably-arranged forming menber (B21D7/02 takes precedence)
• B21D 7/06 in press brakes or between rams and anvils or abutments; Pliers with forming dies
• B21D 7/08 by passing between rollers or through a curved die
• B21D 7/10 by abutting members and flexible bending means, e.g. with chains, ropes
• B21D 7/12 with program control
• B21D 7/14 combined with measuring of bends or lengths
• B21D 7/16 Auxiliary equipment, e.g. for heating or cooling of bends