ClassID:

135816

E21C27/30 - CPC Classification

Classification description:

Machines which completely free the mineral from the seam; Mineral freed by means not involving slitting by jaws, buckets or scoops that scoop-out the mineral

Recent Application in this class:
#1
20250101719
2025-03-27

GROUND ENGAGING TOOL LOCKING SYSTEM

#2
20230151589
2023-05-18

Ground engaging tool locking system

#3
20220307219
2022-09-29

System and method for estimating a payload of an industrial machine

#4
20200370272
2020-11-26

DIPPER DOOR TRIP ASSEMBLY

#5
20200181888
2020-06-11

Ground engaging tool locking system

#6
20200173278
2020-06-04

Rope cam dipper

#7
20200040545
2020-02-06

Conduit support structure for an industrial machine with pivot joint

#8
20190194911
2019-06-27

System and method for estimating a payload of an industrial machine

#9
20180258608
2018-09-13

Excavation machine, method for controlling excavation machine, and excavation system

#10
20180202535
2018-07-19

Internal venting system for industrial machines

#11
20180179728
2018-06-28

Dipper door trip assembly

#12
20180073220
2018-03-15

Ground engaging tool locking system

#13
20180066414
2018-03-08

System and method for semi-autonomous control of an industrial machine

#14
20180010451
2018-01-11

MINING SHOVEL WITH BUSHINGS AT PIN LOCATIONS

#15
20170298592
2017-10-19

Automatic tilt control

#16
20170260857
2017-09-14

Rope cam dipper

#17
20170167115
2017-06-15

System and method for estimating a payload of an industrial machine

#18
20170167114
2017-06-15

HYDRAULIC CLAM ACTUATOR VALVE BLOCK

#19
20170097085
2017-04-06

Internal venting system for industrial machines

#20
20160281317
2016-09-29

Conduit support structure for an industrial machine with hoist cable

#21
20160244938
2016-08-25

Conduit support system

#22
20150308266
2015-10-29

Power shovel hoist machinery with auxiliary weight box

#23
20150308071
2015-10-29

Mining shovel with bushings at pin locations

#24
20150219202
2015-08-06

Internal venting system for industrial machines

#25
20150159341
2015-06-11

Dipper door trip assembly

#26
20150110592
2015-04-23

Liner system for a dipper

#27
20150078873
2015-03-19

Mining Shovel Roller Saddle Block

#28
20150003950
2015-01-01

Reel system within boom

#29
20140314537
2014-10-23

Removable liner assembly for a dipper

#30
20140294550
2014-10-02

Rope shovel with curved boom

#31
20140227071
2014-08-14

Conduit support structure for an industrial machine with saddle block

#32
20140219762
2014-08-07

Multi-deck mining vehicle

#33
20140037414
2014-02-06

Rope shovel

#34
20120195729
2012-08-02

Rope shovel with curved boom