ClassID:

38488

B21D7/162 - CPC Classification

Classification description:

Bending rods, profiles, or tubes; Auxiliary equipment, e.g. for heating or cooling of bends Heating equipment

Recent Application in this class:
#1
20250197958
2025-06-19

METHOD FOR PRODUCING TUBULAR COATING-FREE PRESS-HARDENED STEEL

#2
20220395881
2022-12-15

COOLING DEVICE AND COOLING METHOD

#3
20210094085
2021-04-01

Method and apparatus for remedying a non-conforming feature of an aluminum alloy part

#4
20200246855
2020-08-06

TUBULAR MEMBER DEFORMATION PROCESS

#5
20200109459
2020-04-09

VEHICLE UNDERBODY PART MATERIAL, METHOD FOR MANUFACTURING VEHICLE UNDERBODY PART MATERIAL, AND METHOD FOR MANUFACTURING VEHICLE UNDERBODY PART

#6
20190352737
2019-11-21

Systems and methods for producing hot induction pipe bends with homogeneous metallurgical and mechanical properties

#7
20190224736
2019-07-25

Differential temperature push bending method and device for tube with small bending radius

#8
20190085424
2019-03-21

Heat treatment apparatus, heat treatment method for steel workpiece, and hot bending method for steel workpiece

#9
20180043410
2018-02-15

METHOD FOR INDUCTION BEND FORMING OF A COMPRESSION-RESISTANT PIPE HAVING A LARGE WALL THICKNESS AND A LARGE DIAMETER, AND INDUCTION PIPE BENDING DEVICE

#10
20180036780
2018-02-08

Method for induction bend forming a compression-resistant pipe having a large wall thickness and a large diameter

#11
20170259318
2017-09-14

Machine and method of bending a longitudinal cylindrical pipe

#12
20170232495
2017-08-17

Method for manufacturing bent member, and hot-bending apparatus for steel material

#13
20170197669
2017-07-13

Joining structure for member in vehicle body

#14
20170072446
2017-03-16

Method for manufacturing a bent member

#15
20160288185
2016-10-06

Method for automatically bending spacer elements for insulating glass panes—double glazings and machine for carrying out the method

#16
20160279690
2016-09-29

Method for manufacturing a worked member using an induction heating coil

#17
20160001345
2016-01-07

Value stream process for forming vehicle rails from extruded aluminum tubes

#18
20150239028
2015-08-27

High frequency induction heating apparatus and processing apparatus

#19
20150004430
2015-01-01

THREE-DIMENSIONALLY BENDING MACHINE, BENDING EQUIPMENT LINE, AND BENT PRODUCT

#20
20130239643
2013-09-19

Method and system for radially expanding a tubular element

#21
20130156557
2013-06-20

Shaping apparatus and method of shaping a workpiece

#22
20130081254
2013-04-04

BORONIZED LAYING PIPE

#23
20130059167
2013-03-07

Bent member and an apparatus and method for its manufacture

#24
20120325806
2012-12-27

Induction heating coil, and an apparatus and method for manufacturing a worked member

#25
20120306136
2012-12-06

Stabilizer and method for manufacturing the stabilizer

#26
20120192612
2012-08-02

Pipe manipulator

#27
20120167651
2012-07-05

Method and apparatus for manufacturing a bent member

#28
20120085138
2012-04-12

Bending apparatus

#29
20120079866
2012-04-05

Bending apparatus

#30
20120079862
2012-04-05

Boronized laying pipe

#31
20120009435
2012-01-12

Bent metal member and a method for its manufacture

#32
20100300169
2010-12-02

DEVICE AND METHOD FOR BENDING PIPES

#33
20100218577
2010-09-02

Three-dimensionally bending machine, bending-equipment line, and bent product

#34
20100088882
2010-04-15

Method of manufacturing a bent product and an apparatus and a continuous line for manufacturing the same

#35
20090158806
2009-06-25

Method for bending tubular articles with a relative ratio of the bending radius and the outer diameter of the finished pipe which is less than 3