B21D9/07 - CPC Classification Index

ClassID:

38497 ⎘

B21D9/07 - CPC Classification

Classification description:

Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only

Sub-classes:

B21D9/073 » {with one swinging forming member} 17
B21D9/076 » {with more swinging forming members} 4

Recent Application in this class:

20220212240

Mandrel, bent tube, and method and apparatus for producing bent tube

20200009630

Mandrel, bent tube, and method and apparatus for producing bent tube

20070017269

Device and method for bending pipe material

20050016239

Pipe bending machine