Patents-Review.com
ClassID:

146217 ⎘

F15B2211/20507 - CPC Classification

Classification description:

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

Sub-classes:
Recent Application in this class:
#1
20240240653
2024-07-18

Fan Drive Device with Proportional Valve

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20230287908
2023-09-14

Turbine fracturing apparatus

 #3
20220412379
2022-12-29

Turbine fracturing apparatus

 #4
20220228609
2022-07-21

Power transfer unit with breakout friction reduction and leakage reduction

 #5
20210262492
2021-08-26

Double-acting hydraulic actuator with different pumps for each actuation direction

 #6
20210033116
2021-02-04

Magnetic-Hydraulic Pump

 #7
20180291797
2018-10-11

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

 #8
20180274563
2018-09-27

Aircraft hydraulic systems having shared components

 #9
20180161845
2018-06-14

HYDRAULIC TOOL

 #10
20180051720
2018-02-22

Hydraulic fluid energy regeneration apparatus of work machine

 #11
20170241454
2017-08-24

Device for recuperation of hydraulic energy and working machine with corresponding device

 #12
20170240019
2017-08-24

Monotube active suspension system having different system layouts for controlling pump flow distribution

 #13
20170130739
2017-05-11

System and method of hydraulic energy recovery for machine start-stop and machine ride control

 #14
20170089369
2017-03-30

Voltage detector switch

 #15
20170067226
2017-03-09

Hydraulic driving system for construction machine

 #16
20170009784
2017-01-12

Hydraulic control system and method

 #17
20160377097
2016-12-29

Travel and work functions integrated into a hydraulic hybrid system

 #18
20160348342
2016-12-01

Hydraulic system of construction machinery and method of controlling hydraulic system

 #19
20160333900
2016-11-17

Hydraulic drive system for construction machine

 #20
20160237788
2016-08-18

Accumulator system for use with coiled tubing and wirelining operations

 #21
20160177977
2016-06-23

Patient support apparatus with hydraulic control system

 #22
20160131163
2016-05-12

Hydrostatic Drive For Variable Speed Operation of Rotational Equipment

 #23
20160084274
2016-03-24

System to pump fluid and control thereof

 #24
20160039532
2016-02-11

Remote power source pump system

 #25
20160002889
2016-01-07

Engine-assist device and industrial machine

 #26
20150369261
2015-12-24

HYDRAULIC DRIVE SYSTEM

 #27
20150292181
2015-10-15

Hydrostatic Drive

 #28
20150176617
2015-06-25

Energy recapture system for hydraulic elevators

 #29
20150176609
2015-06-25

Control system for hybrid construction machine

 #30
20150152900
2015-06-04

Control system for construction machine

 #31
20140230420
2014-08-21

Energy recovery system for hydraulic machine

 #32
20140161636
2014-06-12

Hydro-pneumatic system with pressure limiting valve

 #33
20140150415
2014-06-05

Energy recovery hydraulic system

 #34
20140033695
2014-02-06

Hydraulic system for hydraulic working machine

 #35
20140026550
2014-01-30

Hydraulic energy recovery system

 #36
20130336802
2013-12-19

Case flow augmenting arrangement for cooling variable speed electric motor-pumps

 #37
20130318955
2013-12-05

Electro-hydraulic system for recovering and reusing potential energy

 #38
20120260644
2012-10-18

Engine augmentation of hydraulic control system

 #39
20110100717
2011-05-05

Absorber-replenisher in a hydrostatic circuit

 #40
20110082610
2011-04-07

Controller of hybrid construction machine

 #41
20100104456
2010-04-29

Hydro-pneumatic system with pressure limiting valve

 #42
20090094972
2009-04-16

Hydraulic control assembly

 #43
20090000291
2009-01-01

Arrangement and method for delivering hydraulic fluid in a work vehicle

 #44
20050178117
2005-08-18

Charge/auxiliary circuit for reducing power losses in hydrostatic systems