ClassID:

146222

F15B2211/20546 - page 3 - CPC Classification

Classification description:

Circuits for servomotor systems; Fluid pressure source, e.g. accumulator or variable axial piston pump; Systems with pumps; Type of pump variable capacity

Recent Application in this class:
#601
20070102223
2007-05-10

Hydraulic power unit

#602
20070079609
2007-04-12

Hybrid hydraulic system and work machine using same

#603
20070074510
2007-04-05

Hydraulic system having augmented pressure compensation

#604
20070074509
2007-04-05

Hydraulic system for recovering potential energy

#605
20070057571
2007-03-15

Hydraulic control system for heavy construction equipment

#606
20070056279
2007-03-15

Hydraulic control system

#607
20070056277
2007-03-15

Travel vibration suppressing device for working vehicle

#608
20070044463
2007-03-01

Hydraulic system having area controlled bypass

#609
20070033934
2007-02-15

Control device for hydraulic cylinder and operating machine including control device

#610
20070022871
2007-02-01

Electro-hydraulic metering valve with integral flow control

#611
20070006580
2007-01-11

Control system and method for supplying pressure means to at least two hydraulic consumers

#612
20060283184
2006-12-21

Pressure compensating flow control hydraulic circuit having holding valve

#613
20060266210
2006-11-30

Hydraulic system having a post-pressure compensator

#614
20060243129
2006-11-02

Valve gradually communicating a pressure signal

#615
20060243128
2006-11-02

Hydraulic system having a pressure compensator

#616
20060236688
2006-10-26

Hydraulic circuit

#617
20060230753
2006-10-19

Control arrangement and method for controlling at least two hydraulic consumers

#618
20060230752
2006-10-19

Hydraulic drive control device

#619
20060179831
2006-08-17

Semi-active ride control for a mobile machine

#620
20060162544
2006-07-27

Hydraulic control arrangement

#621
20060162543
2006-07-27

Hydraulic working machine

#622
20060156713
2006-07-20

Hydraulic drive system

#623
20060144219
2006-07-06

Boom-holding control device for use in heavy construction equipments

#624
20060144042
2006-07-06

Hydraulic power supply system

#625
20060142107
2006-06-29

Hydraulic control apparatus

#626
20060120892
2006-06-08

Hydraulic system for mining equipment and method of adjusting power of rock drill machine

#627
20060117942
2006-06-08

Hydraulic control circuit and method thereof

#628
20060090462
2006-05-04

Energy regeneration system for working machinery

#629
20060090461
2006-05-04

Energy regeneration system for machines

#630
20060090460
2006-05-04

Hydraulic system having a pressure compensator

#631
20060075749
2006-04-13

Hydraulic energy intensifier

#632
20060048508
2006-03-09

Oil pressure circuit for working machines

#633
20060032222
2006-02-16

Forestry machine with hydraulic system and method for rotor braking

#634
20060026955
2006-02-09

Pressure-medium-actuated actuation device, in particular for a vehicle steering apparatus

#635
20050287017
2005-12-29

Saturation-proof hydraulic control device that is composed of two or more elements

#636
20050284144
2005-12-29

Conduit loss compensation for a distributed electrohydraulic system

#637
20050279086
2005-12-22

System for storing, delivering and recovering energy

#638
20050247189
2005-11-10

Integrated valve system

#639
20050236214
2005-10-27

Pump unit and working vehicle

#640
20050232787
2005-10-20

System and method of providing hydraulic pressure for mechanical work from an engine lubricating system

#641
20050229594
2005-10-20

Hydraulic control system and construction machine

#642
20050226732
2005-10-13

Method for compensating flow rate at neutral position of operation lever of construction equipment

#643
20050204735
2005-09-22

Hydraulic control system for working machine

#644
20050178117
2005-08-18

Charge/auxiliary circuit for reducing power losses in hydrostatic systems

#645
20050166587
2005-08-04

Independent metering valve assembly for multiple hydraulic load functions

#646
20050160726
2005-07-28

Hydraulic system for a vehicle, a vehicle including such a hydraulic system and a suplementary unit for such a vehicle

#647
20050144938
2005-07-07

Hydraulic drive unit

#648
20050138924
2005-06-30

Hydraulic drive apparatus

#649
20050132876
2005-06-23

Position control device for a hydraulic actuator and interface plate for a servovalve implementing such a device

#650
20050132701
2005-06-23

Pressurized hydraulic fluid system with remote charge pump

#651
20050129531
2005-06-16

Two-stage pressure relief valve

#652
20050109026
2005-05-26

Open hydraulic circuit including a relief valve device

#653
20050103007
2005-05-19

Power system and work machine using same

#654
20050103006
2005-05-19

Power system and work machine using same

#655
20050001567
2005-01-06

Actuator driving device of working machine

#656
18901794
2025-06-24

Inertial load dampening hydraulic system with persistent oil conditioning

#657
16719078
2020-11-17

Hydraulic energy collection system

#658
15229928
2019-08-20

Flow divider assembly