ClassID:

38475

B21D7/025 - CPC Classification

Classification description:

Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member and pulling or pushing the ends of the work

Recent Application in this class:
#1
20220016682
2022-01-20

ADJUSTMENT DEVICE

#2
20210276064
2021-09-09

Bender for bending a workpiece with automatic springback compensation

#3
20210268862
2021-09-02

Electric-resistance-welded steel pipe for producing hollow stabilizer, hollow stabilizer, and method for producing same

#4
20210121929
2021-04-29

Bend pipe and method for manufacturing same

#5
20210094084
2021-04-01

MANUFACTURING METHOD FOR PIPE STRUCTURE

#6
20200398326
2020-12-24

Mine bolt bending system

#7
20200353523
2020-11-12

BENDING MACHINE

#8
20190352737
2019-11-21

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

#9
20180133773
2018-05-17

Pipe bend die unit

#10
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

#11
20170370515
2017-12-28

Pipe, die, and method for manufacturing pipe

#12
20160354823
2016-12-08

Pipe bend die unit, and pipe bending apparatus having the unit

#13
20160354822
2016-12-08

Pipe bend die unit, and pipe bending apparatus having the unit

#14
20160175909
2016-06-23

Pipe bend die unit, and pipe bending apparatus having the unit

#15
20150089991
2015-04-02

Thrusting device for pipes or the like to bend in a pipe or the like bending machine

#16
20130160515
2013-06-27

Bending device

#17
20110132056
2011-06-09

Pressing device for bending

#18
20110011145
2011-01-20

Method for producing profile sealing rings

#19
20100300169
2010-12-02

DEVICE AND METHOD FOR BENDING PIPES

#20
20090199610
2009-08-13

ACTUATOR, PARALLEL LINK MECHANISM USING THE SAME, AND LONG MATERIAL BENDING DEVICE

#21
14181575
2015-03-31

Tube bender