ClassID:

39373

B21L21/00 - CPC Classification

Classification description:

Tools or implements for repairing chains using metal-working operations, e.g. for detaching deformed chain links

Recent Application in this class:
#1
20250256325
2025-08-14

WEDGE DRIVER AND METHOD THEREFOR

#2
20250108432
2025-04-03

Handheld Tool for Detaching and Attaching Agricultural Chain Link

#3
20250042009
2025-02-06

TOOL FOR DRIVING A CHAIN PIN OUT OF A CHAIN LINK

#4
20240417932
2024-12-19

TRACK DISASSEMBLING DEVICE

#5
20240123491
2024-04-18

Wedge driver and method therefor

#6
20240033886
2024-02-01

BICYCLE TOOL MOUNTED IN BICYCLE TUBE

#7
20230110959
2023-04-13

Wedge driver and method therefor

#8
20230061340
2023-03-02

CHAIN PULLERS

#9
20220362835
2022-11-17

Systems and methods for repairing chains

#10
20220305547
2022-09-29

Wedge driver and method therefor

#11
20220196041
2022-06-23

Forklift hydraulic motor based industrial driver apparatus

#12
20220152691
2022-05-19

Chain tool for different speed chains

#13
20210245340
2021-08-12

Chain Tool

#14
20210197353
2021-07-01

Multi-tool system

#15
20210197348
2021-07-01

Multi-tool

#16
20210162488
2021-06-03

Chain replacement apparatus

#17
20210154960
2021-05-27

Link press assembly and method of use

#18
20200338628
2020-10-29

Chain tool

#19
20190077002
2019-03-14

Foldable tool kit with tire reparation function

#20
20190047127
2019-02-14

Chain Tool

#21
20160279696
2016-09-29

BICYCLE CHAIN BREAKER ASSEMBLY

#22
20150224565
2015-08-13

Tool for connecting and disconnecting conveying chain and method

#23
20110179761
2011-07-28

Chain assembling-disassembling structure

#24
20110061360
2011-03-17

Device for assembling and disassembling a bicycle chain

#25
20100307126
2010-12-09

Tool for extracting and inserting pins of roller chains

#26
20090183489
2009-07-23

Method and apparatus for installing and tensioning track assemblies on skid steer loaders

#27
20090070980
2009-03-19

System for servicing machine track and method

#28
20070245539
2007-10-25

METHOD AND APPARATUS FOR HOT RIVETING

#29
20070193247
2007-08-23

Fluid activated connecting pin removal tool

#30
20050279150
2005-12-22

Chain cutter

#31
20050120768
2005-06-09

Chain cutter