Patents-Review.com
ClassID:

38652 ⎘

B21D28/243 - CPC Classification

Classification description:

Shaping by press-cutting; Perforating; Perforating, i.e. punching holes in profiles

Recent Application in this class:
#1
20250083353
2025-03-13

HYDRAULIC HAND-HELD KNOCKOUT PUNCH DRIVER

 #2
20240351088
2024-10-24

Stud Punch

 #3
20240216978
2024-07-04

LINE FOR PRODUCING METAL PROFILES FOR PLASTERBOARD FALSE CEILINGS

 #4
20240216977
2024-07-04

LINE FOR PRODUCING METAL PROFILES FOR PLASTERBOARD FALSE CEILINGS

 #5
20240033836
2024-02-01

METHODS AND APPARATUS FOR CUTTING PROFILES

 #6
20230356281
2023-11-09

IMPROVED SYSTEM FOR ACCURATELY PUNCHING HOLES IN A PROFILE AND ITS METHOD

 #7
20230347404
2023-11-02

PUNCH UNIT FOR PUNCHING HOLES IN A PROFILE WITH HIGH THROUGHPUT AND ITS METHOD

 #8
20230107079
2023-04-06

STUD PUNCH

 #9
20230001865
2023-01-05

METAL BAND AS INLAY FOR EDGE-PROTECTION STRIPS AND METHOD FOR PRODUCTION OF SAID METAL BAND

 #10
20220274152
2022-09-01

Punch and Die Assembly

 #11
20220032486
2022-02-03

Hydraulic hand-held knockout punch driver

 #12
20210231202
2021-07-29

Torque converter with expanded radius cover and method thereof

 #13
20210187582
2021-06-24

Method for making profile with micro-hole

 #14
20200391272
2020-12-17

Method of manufacturing a perforated sheet, perforated sheet, shaped part and processing device

 #15
20190291522
2019-09-26

Chassis arm with damper connection section and method for production of a chassis arm

 #16
20190270130
2019-09-05

Method for manufacturing separator

 #17
20190232397
2019-08-01

METHODS AND APPARATUS FOR CUTTING PROFILES

 #18
20190152083
2019-05-23

Hydraulic hand-held knockout punch driver

 #19
20190111464
2019-04-18

Hydraulic punch device

 #20
20180229392
2018-08-16

PUNCH JAWS AND PUNCH DEVICE COMPRISING A PUNCH SLEEVE AND A PUNCH OPENING

 #21
20170074030
2017-03-16

Window spacer frame punch assembly

 #22
20160368037
2016-12-22

Metal punch assembly and method of use thereof

 #23
20160271708
2016-09-22

Methods and apparatus for cutting profiles

 #24
20160039108
2016-02-11

Hydraulic hand-held knockout punch driver

 #25
20150367399
2015-12-24

Method for producing a through hole in a metallic body

 #26
20150336155
2015-11-26

Method for forming a pressed component, method for manufacturing a pressed component, and die apparatus for forming a pressed component

 #27
20150114188
2015-04-30

Hole punching pliers and method of using same

 #28
20140311308
2014-10-23

Method and device for producing an energy-absorbing profile for a motor vehicle

 #29
20130199679
2013-08-08

Method for manufacturing ultra high strength member

 #30
20120255183
2012-10-11

Hydraulic hand-held knockout punch driver

 #31
20120103472
2012-05-03

Apparatus and method for perforating beams

 #32
20120103155
2012-05-03

METHODS AND APPARATUS FOR CUTTING PROFILES

 #33
20120103050
2012-05-03

METHODS AND APPARATUS FOR CUTTING PROFILES

 #34
20110185874
2011-08-04

Punch Press

 #35
20110132164
2011-06-09

PUNCHING MACHINE WITH COMPACT FRAME

 #36
20110100184
2011-05-05

Tool press drive

 #37
20110100181
2011-05-05

Support for tool press

 #38
20100274741
2010-10-28

Metals Mass Production and Small Run Reduced Weight Products and Methods of Producing the Same with Automatic and Numerically Controlled (NC) Hydraulic Punching and Flame Cutting Machinery including a 5 Axis NC Machine with Two Bi-Directional Angling Pivot Joints and Two Telescoping Axis Arms and One Main Carriage for Products involved in Building Construction, Bridges, Automobiles, Airplanes, and Mill Stocks including I-Beams, Channel, Angle, Flat Stocks, and Square Tubing

 #39
20100186474
2010-07-29

Method of making through-passages in sheet metal parts

 #40
20080210076
2008-09-04

Stud punch

 #41
20080181732
2008-07-31

Punch and drill machine for a structural angle

 #42
20060201225
2006-09-14

Metal stud punch system

 #43
20060032284
2006-02-16

Metal stud punch system and a method of manufacture