ClassID:

151334

F16H61/4104 - CPC Classification

Classification description:

Control functions within change-speed- or reversing-gearings for conveying rotary motion; Control of exclusively fluid gearing hydrostatic; Fluid exchange between hydrostatic circuits and external sources or consumers Flushing, e.g. by using flushing valves or by connection to exhaust

Recent Application in this class:
#1
20250361883
2025-11-27

HYDRAULIC SYSTEM

#2
20230243419
2023-08-03

Cooling scheme for hydrostatic transmission

#3
20230087782
2023-03-23

Soil processing machine and method for operating a soil processing machine

#4
20210222711
2021-07-22

Fluid pressure drive device

#5
20200326003
2020-10-15

Axial piston machine with valve slides integrated into the connector plate

#6
20190376535
2019-12-12

Liquid-pressure driving system

#7
20190360583
2019-11-28

Hydraulic flushing valve arrangement

#8
20190072178
2019-03-07

Hydrostatic valve arrangement, hydrostatic gear having the valve arrangement, and hydrostatic drive having the gear

#9
20180370355
2018-12-27

Transmission system

#10
20180291797
2018-10-11

Hydraulic system for maintaining minimum low side pressure of closed circuit hydraulic system

#11
20180135764
2018-05-17

Work machine

#12
20180065479
2018-03-08

Vehicle-mounted hydraulic assistance device and method for evacuating such a device

#13
20170328469
2017-11-16

Hydraulic circuit including a hydraulic machine drain provided with a flow-control means and fluid-treatment functions

#14
20170023032
2017-01-26

Loop-flushing-system for hydrostatic apparatus

#15
20160238043
2016-08-18

Hydraulic driving device

#16
20160153556
2016-06-02

Open center hydraulic flushing system and method

#17
20150354609
2015-12-10

Hydraulic flushing system and method

#18
20150082784
2015-03-26

Flushing circuit for hydraulic cylinder drive circuit

#19
20150075150
2015-03-19

Closed hydraulic circuit

#20
20130305702
2013-11-21

Hydrostatic drive

#21
20120317964
2012-12-20

Hydrostatic circuits with variable charge and variable flushing systems

#22
20120304636
2012-12-06

Hydraulic fan circuit

#23
20120144820
2012-06-14

Supplementary boosting for hydrostatic transmission circuit

#24
20110094601
2011-04-28

Bypass/flushing valve for closed hydraulic circuit

#25
20100236233
2010-09-23

Work machine

#26
20100197453
2010-08-05

Travel operation structure for work vehicle

#27
20100095665
2010-04-22

Hydrostatic pump and motor with improved torque reversal characteristics

#28
20100050624
2010-03-04

Hydrostatic travel drive having two hydraulic motors

#29
20090101216
2009-04-23

Scavenging Valve for a Hydraulic Circuit

#30
20090064675
2009-03-12

Flushing system having a single charge relief valve

#31
20080236153
2008-10-02

Method for operating a multiple speed hydraulic motor

#32
20080047263
2008-02-28

Hydraulic circuit having a multifunction selector

#33
20070204608
2007-09-06

Hydraulic drive, in particular for two-cylinder thick matter pumps

#34
20070169475
2007-07-26

Hydrostatic transmission

#35
20070079610
2007-04-12

Hydrostatic transmission circuit with replenishing for a vehicle

#36
20060254235
2006-11-16

Intake conveyor mechanism control for an agricultural working machine

#37
20060064974
2006-03-30

Hydrostatic transmission circuit

#38
20060053784
2006-03-16

Exchange and/or scavenging device for a circuit comprising at least one hydraulic motor

#39
20050109026
2005-05-26

Open hydraulic circuit including a relief valve device

#40
20050005600
2005-01-13

Electrical loop flushing system

#41
17303973
2022-05-31

Fluid flushing system for a hydraulic circuit of a work machine

#42
14197892
2016-08-09

Valve