B21D9/12 - CPC Classification Index

ClassID:

38503 ⎘

B21D9/12 - CPC Classification

Classification description:

Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die

Sub-classes:

PROCESSING APPARATUS OF TRUNK LID HINGE ARM, PROCESSING METHOD OF TRUNK LID HINGE ARM, AND TRUNK LID HINGE ARM

BENDING FIXTURE

HOLLOW SHELL PART MANUFACTURING METHOD

Tube bender

Bending and molding mechanism

Press bending of pipes

Lever bender and related method of use

Bender