ClassID:

38680

B21D35/008 - CPC Classification

Classification description:

Combined processes according to or processes combined with methods covered by groups  - ; Processes combined with methods covered by groups  -  involving vibration, e.g. ultrasonic

Recent Application in this class:
#1
20250375807
2025-12-11

Vibratory incremental sheet forming tool

#2
20250121424
2025-04-17

DEVICES AND METHODS CONFIGURED TO MANIPULATE FRICTION BETWEEN A WORKING PIECE AND A DEEP DRAWING TOOL IN A DEEP DRAWING PROCESS

#3
20230166313
2023-06-01

Devices and methods configured to manipulate friction between a working piece and a deep drawing tool in a deep drawing process

#4
20230158564
2023-05-25

METHOD FOR ENHANCING CREEP AGE FORMING PROCESS OF A METALLIC COMPONENT

#5
20200269304
2020-08-27

Metal sheet with contour cut for vibration reduction

#6
20190001389
2019-01-03

Use of a supersonic fluidic oscillator in superplastic forming and system for same

#7
20180370162
2018-12-27

Method for manufacturing a semifinished product or a part made of metal and fiber composite

#8
20180354207
2018-12-13

Method for manufacturing a semifinished product or a component made of metal and fiber composite

#9
20180326468
2018-11-15

Ultrasonically Vibrated Die Rings

#10
20180154422
2018-06-07

SEGMENTED DIES FOR USE WITH ULTRASONICS

#11
20160016219
2016-01-21

Ultrasonic excitation of segmented dies

#12
20150298195
2015-10-22

Forming die and method of using the same

#13
20130074560
2013-03-28

Method of treating a metal element for an automobile

#14
20120085140
2012-04-12

Burr removing method and device

#15
20100257910
2010-10-14

Method and apparatus for reducing force needed to form a shape from a sheet metal

#16
20100095724
2010-04-22

METAL FORMING WITH VIBRATION ASSIST

#17
20090126548
2009-05-21

Punch press

#18
20090007620
2009-01-08

Method and Device for Bending and Reshaping Profiles By Means of Roller Bending or Matrix Bending