ClassID:

38659

B21D28/32 - CPC Classification

Classification description:

Shaping by press-cutting; Perforating; Perforating, i.e. punching holes in other articles of special shape

Sub-classes:
Recent Application in this class:
#1
20250353069
2025-11-20

METHOD FOR PRODUCING A MOTOR VEHICLE COMPONENT BY HOT CUTTING

#2
20240051008
2024-02-15

METHOD AND APPARATUS FOR CREATING GUTTER HOLE

#3
20220072600
2022-03-10

Modular tooling for axle housing and manufacturing process

#4
20210301911
2021-09-30

Ball screw, spindle nut and method for producing a spindle nut

#5
20200101516
2020-04-02

Punch locating apparatus for jewelry processing

#6
20200076281
2020-03-05

Electric conductor insertion device

#7
20200076280
2020-03-05

Method of positioning and fixing of stator core and apparatus for same

#8
20200001745
2020-01-02

Manufacturing method of lower rail of seat slider device

#9
20190270130
2019-09-05

Method for manufacturing separator

#10
20190263207
2019-08-29

Chassis suspension component with eccentric disc stop and method for producing a chassis suspension component

#11
20190232355
2019-08-01

Joint flange using thickness-increased and cutting-processed pipe and method for manufacturing same

#12
20190099798
2019-04-04

Machining apparatus

#13
20170368591
2017-12-28

Eavestrough outlet cutter

#14
20170368587
2017-12-28

Automated method and machine for fabricating metal fence pickets

#15
20170318820
2017-11-09

BREADMAKING TRAY AND MANUFACTURING METHOD THEREFOR

#16
20170291210
2017-10-12

Forged wheel trimming die

#17
20170164749
2017-06-15

Chair tray and chassis, chassis forming method and chassis mounting structure of the same

#18
20170120318
2017-05-04

Swivel jig tool for forming burring hole in door inner panel of vehicle and method of operating the same

#19
20170113744
2017-04-27

Crawler track shoe core metal, resilient crawler track shoe, and crawler track shoe core metal manufacturing method

#20
20170014889
2017-01-19

TOOL SLIDE

#21
20170014888
2017-01-19

TOOL SLIDE

#22
20160059298
2016-03-03

Apparatus and method for manufacturing a knuckle bracket

#23
20150375287
2015-12-31

Methods and apparatus to shape a workpiece

#24
20150340545
2015-11-26

Method for manufacturing metallic reflector for LED package

#25
20150231845
2015-08-20

Stacking apparatus and stack manufacturing system

#26
20130255351
2013-10-03

Die for machine press

#27
20130085450
2013-04-04

Valves and hubs for tubular devices and methods for making and using them

#28
20130061437
2013-03-14

Method for manufacturing motor vehicle door hinge

#29
20120312068
2012-12-13

STAMPING TOOL

#30
20120223518
2012-09-06

Thin joint member producing method and pair of thin joint members

#31
20110293411
2011-12-01

Honeycomb core structure for use in a structural panel for a jet engine nacelle

#32
20110252905
2011-10-20

Wedge drive

#33
20110203407
2011-08-25

Cam apparatus

#34
20110100184
2011-05-05

Tool press drive

#35
20110100181
2011-05-05

Support for tool press

#36
20110091597
2011-04-21

Rotating structure of rotary member

#37
20110004223
2011-01-06

Valves and hubs for tubular devices and methods for making and using them

#38
20100242750
2010-09-30

Cam slider shock absorbing member in cam device and mounting method thereof

#39
20100107722
2010-05-06

Wedge drive with a force returning device

#40
20090173135
2009-07-09

Tool fastening device for a wedge drive

#41
20090084206
2009-04-02

Cam slider-returning mechanism

#42
20090057281
2009-03-05

Method and apparatus for forming hole

#43
20090000295
2009-01-01

Press-driven tool actuation system

#44
20080236350
2008-10-02

Metallic workpiece having punched holes and method for making the same

#45
20080066289
2008-03-20

Through-hole stamping method in bracket made of bent plate

#46
20060150706
2006-07-13

Wedge driving tool having mutually adjustable elements for the cutting and/or non-cutting shaping of a sheet metal workpiece in a press

#47
20060144119
2006-07-06

Method and tool mounting for adjustment of tools on a press mounted cam

#48
20060101894
2006-05-18

Press mounted cam

#49
20060101893
2006-05-18

Press mounted cam and method of manufacture

#50
20060056746
2006-03-16

Universal cam slide

#51
20060021417
2006-02-02

Narrow aerial and die-mount cams

#52
20050262920
2005-12-01

Roller cam

#53
20050257636
2005-11-24

Ball screw and method for producing a spindle nut, in particular of a ball screw

#54
20050126254
2005-06-16

Press action simulator for aerial cam set up

#55
20050103177
2005-05-19

Double acting cam die

#56
20050092055
2005-05-05

Roller cam mechanism and drive assembly with positive retraction

#57
20050072287
2005-04-07

Pierce cam