ClassID:

146231

F15B2211/214 - CPC Classification

Classification description:

Circuits for servomotor systems; Fluid pressure source, e.g. accumulator or variable axial piston pump; Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being hydrotransformers

Recent Application in this class:
#1
20250137468
2025-05-01

FLUID CIRCUIT

#2
20240240652
2024-07-18

PRESSURE MULTIPLIER

#3
20220194559
2022-06-23

Actuator overpressurising assembly

#4
20210301839
2021-09-30

Pressure-booster output stabilizer

#5
20210301838
2021-09-30

Pressure booster

#6
20210239138
2021-08-05

Hydraulic pressure amplifier arrangement

#7
20210033117
2021-02-04

Hydraulic intensifiers, boosters and/or controllers

#8
20190271332
2019-09-05

Hydraulic actuator with pressure amplifier

#9
20190120258
2019-04-25

Hydraulic pressure amplifier arrangement

#10
20180340552
2018-11-29

Pneumatic unit for a hydropneumatic pressure booster

#11
20170284388
2017-10-05

Industrial system with synthetically commutated variable displacement fluid working machine

#12
20170204885
2017-07-20

Pneumatic volume booster

#13
20170023025
2017-01-26

Apparatus for the energy-optimized hydraulic control of at least one double-action working cylinder

#14
20170021583
2017-01-26

Machine press

#15
20160305455
2016-10-20

Double-loop control system with single hydraulic motor

#16
20160186907
2016-06-30

Bouancy apparatus system integrated with a rapid release emergency disconnect system

#17
20160186785
2016-06-30

Hydraulic energy recovery system

#18
20150204354
2015-07-23

Hydrostatic drive system in a closed circuit

#19
20150052888
2015-02-26

Hydraulic system

#20
20140283512
2014-09-25

Hydraulic system

#21
20140260232
2014-09-18

Methods and systems for flow sharing in a hydraulic transformer system with multiple pumps

#22
20140166114
2014-06-19

Control system for hydraulic system and method for recovering energy and leveling hydraulic system loads

#23
20140123634
2014-05-08

Hydraulic system and a method for controlling a hydraulic system

#24
20140004998
2014-01-02

Hydraulic launch assist system

#25
20130336802
2013-12-19

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

#26
20130318955
2013-12-05

Electro-hydraulic system for recovering and reusing potential energy

#27
20130232963
2013-09-12

Digital hydraulic transformer and method for recovering energy and leveling hydraulic system loads

#28
20130175045
2013-07-11

In-riser hydraulic power recharging

#29
20130036728
2013-02-14

PUMP SUCTION CHARGING SYSTEM

#30
20120299310
2012-11-29

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#31
20120297761
2012-11-29

Method of conversion of heat into fluid power and device for its implementation

#32
20120279209
2012-11-08

Systems and methods for energy storage and recovery using compressed gas

#33
20120233997
2012-09-20

Regenerative hydraulic systems and methods of use

#34
20120204553
2012-08-16

Pressure Transformation Method and Device for its Implementation

#35
20120006013
2012-01-12

High-efficiency energy-conversion based on fluid expansion and compression

#36
20120000557
2012-01-05

Systems and methods for reducing dead volume in compressed-gas energy storage systems

#37
20110314803
2011-12-29

Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange

#38
20110296823
2011-12-08

Systems and methods for energy storage and recovery using gas expansion and compression

#39
20110278068
2011-11-17

Regenerative drive mechanism for hydraulic feed cylinders in hydrostatic or hydraulic circuits

#40
20110247485
2011-10-13

Pressure booster and diecasting arrangement

#41
20110225961
2011-09-22

Pressurized Air-Spring Return Cylinder and Pneumatic Intensifier System

#42
20110219760
2011-09-15

Systems and methods for energy storage and recovery using compressed gas

#43
20110167813
2011-07-14

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#44
20110094280
2011-04-28

Apparatus for hydraulically actuating processing machines such as metal forming machines and method for actuating such metal forming machines

#45
20110056193
2011-03-10

Systems and methods for energy storage and recovery using compressed gas

#46
20110005214
2011-01-13

Hydraulic system

#47
20100139277
2010-06-10

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#48
20100089063
2010-04-15

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

#49
20100071357
2010-03-25

Auxiliary pump system for hybrid powertrains

#50
20100050627
2010-03-04

Hydraulic circuit with variable displacement flow divider

#51
20090308069
2009-12-17

Pump unit and working vehicle

#52
20090282822
2009-11-19

Systems and methods for energy storage and recovery using compressed gas

#53
20090178399
2009-07-16

Digital hydraulic system

#54
20080104955
2008-05-08

Bidirectional hydraulic transformer

#55
20080072589
2008-03-27

Hydraulic drive

#56
20070289440
2007-12-20

Pressure-medium cylinder with pressure intensification

#57
20070272469
2007-11-29

Pump Unit and Working Vehicle

#58
20070120662
2007-05-31

Digital Hydraulic system

#59
20070084204
2007-04-19

Intensifier

#60
20060207251
2006-09-21

Method and device for pressure amplification in cylinders, in particular hydraulic rams

#61
20050236214
2005-10-27

Pump unit and working vehicle

#62
20050132701
2005-06-23

Pressurized hydraulic fluid system with remote charge pump

#63
20050103007
2005-05-19

Power system and work machine using same