ClassID:

131604

E04G21/0454 - CPC Classification

Classification description:

Preparing, conveying, or working-up building materials or building elements ; Other devices or measures for constructional work; Conveying or working-up concrete or similar masses able to be heaped or cast; Devices for both conveying and distributing with distribution hose with booms with boom vibration damper mechanisms

Recent Application in this class:
#1
20230366222
2023-11-16

Systems and methods for construction of structures using additive manufacturing

#2
20220252090
2022-08-11

System with motion sensors for damping mass-induced vibration in machines

#3
20210341001
2021-11-04

Pilot control mechanism for boom bounce reduction

#4
20210010490
2021-01-14

Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations

#5
20200385242
2020-12-10

Large manipulator with vibration damper

#6
20200248720
2020-08-06

Hydraulic system and method for reducing boom bounce with counter-balance protection

#7
20200124062
2020-04-23

System with motion sensors for damping mass-induced vibration in machines

#8
20200032820
2020-01-30

Pilot control mechanism for boom bounce reduction

#9
20200003239
2020-01-02

Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems

#10
20190234085
2019-08-01

METHOD AND DEVICE FOR CONTROLLING THE MOVEMENT OF A CONCRETE-DISTRIBUTING BOOM

#11
20190161983
2019-05-30

Large manipulator with decentralized hydraulic system

#12
20190101137
2019-04-04

Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations

#13
20190055741
2019-02-21

Remote control device for a large manipulator having a control lever

#14
20180156243
2018-06-07

Hydraulic system and method for reducing boom bounce with counter-balance protection

#15
20170204886
2017-07-20

Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems

#16
20160298719
2016-10-13

Control strategy for reducing boom oscillation

#17
20160298660
2016-10-13

Pilot control mechanism for boom bounce reduction

#18
20160222989
2016-08-04

Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations

#19
20160108936
2016-04-21

Hydraulic system and method for reducing boom bounce with counter-balance protection

#20
20160084270
2016-03-24

Electrohydraulic control circuit

#21
20160076263
2016-03-17

Control system and method for controlling the orientation of a segment of a manipulator

#22
20150204090
2015-07-23

Concrete distributing apparatus, and vibration suppression method, controller and device for the boom thereof

#23
20140298784
2014-10-09

Vibration suppression method, controller, device of boom and pump truck

#24
20090229457
2009-09-17

Method to control the vibrations in an articulated arm for pumping concrete, and relative device

#25
20090211435
2009-08-27

Method and device for suppressing vibration of boom of concrete pump truck

#26
20080217279
2008-09-11

Working Boom, Especially for Large Manipulators and Mobile Concrete Pumps