using pilot pressure to sense the demand

Industry

CPC
F15B11/167

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F15Hydraulics devices F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL FLUID-PRESSURE ACTUATORS F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor

Current Industry

F15B11/167using pilot pressure to sense the demand

Industries

Patents Grantslast 30 patents

Information Patent Grant
Work machine and control method
- Patent number 11,719,335
- Issue date Aug 8, 2023
- Komatsu Ltd.
- Akira Nakashima
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Construction machine
- Patent number 11,346,081
- Issue date May 31, 2022
- Hitachi Construction Machinery Co., Ltd.
- Ryohei Yamashita
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Flow control valve and hydraulic machine including the same
- Patent number 11,286,962
- Issue date Mar 29, 2022
- Volvo Construction Equipment AB
- Jinwook Kim
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Construction machine
- Patent number 11,230,819
- Issue date Jan 25, 2022
- Hitachi Construction Machinery Co., Ltd.
- Ryohei Yamashita
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic drive system for construction machine
- Patent number 11,214,940
- Issue date Jan 4, 2022
- Hitachi Construction Machinery Tierra Co., Ltd
- Kiwamu Takahashi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Flow rate control apparatus of construction equipment and control m...
- Patent number 10,428,491
- Issue date Oct 1, 2019
- Volvo Construction Equipment AB
- Hea-Gyoon Joung
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic suspension for vehicle and multi-functional proportional...
- Patent number 10,378,559
- Issue date Aug 13, 2019
- HydraForce, Inc.
- Markus Bissbort
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Tilting angle control device
- Patent number 10,066,610
- Issue date Sep 4, 2018
- Kawasaki Jukogyo Kabushiki Kaisha
- Masahiro Yamada
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic control device and construction machinery including same
- Patent number 9,821,840
- Issue date Nov 21, 2017
- KABUSHIKI KAISHA KCM
- Makoto Ito
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic control device and construction machine provided with same
- Patent number 9,790,665
- Issue date Oct 17, 2017
- Kobelco Construction Machinery Co., Ltd.
- Kazuharu Tajima
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic system for construction machinery
- Patent number 9,765,504
- Issue date Sep 19, 2017
- VOLVO CONSTRUCTION EQUIPMENT AB
- Man-Seuk Jeon
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid pressure control device for power shovel
- Patent number 9,702,380
- Issue date Jul 11, 2017
- KYB Corporation
- Masanari Kojima
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic suspension for vehicle and multi-functional proportional...
- Patent number 9,657,749
- Issue date May 23, 2017
- HydraForce, Inc.
- Markus Bissbort
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Boom driving apparatus for construction machine
- Patent number 9,587,656
- Issue date Mar 7, 2017
- Kobelco Construction Machinery Co., Ltd.
- Koji Ueda
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic system of construction machine
- Patent number 9,546,468
- Issue date Jan 17, 2017
- Doosan Infracore Co., Ltd.
- Jai Seok Bang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Continuously adjustable control management for a hydraulic track sy...
- Patent number 9,518,655
- Issue date Dec 13, 2016
- Deere & Company
- Calin Raszga
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic driving system of construction machinery
- Patent number 7,500,360
- Issue date Mar 10, 2009
- Hitachi Constuction Machinery Co., Ltd.
- Tsutomu Udagawa
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic circuit device of hydraulic working machine
- Patent number 7,487,609
- Issue date Feb 10, 2009
- Hitahi Construction Machinery Co., Ltd.
- Tsuyoshi Nakamura
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic control system for working machine
- Patent number 7,392,653
- Issue date Jul 1, 2008
- Kobelco Construction Machinery Co., Ltd.
- Naoki Sugano
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Signal processing system for construction machine
- Patent number 7,020,553
- Issue date Mar 28, 2006
- Hitachi Construction Machinery Co., Ltd.
- Kazunori Nakamura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control device for working machine
- Patent number 6,981,371
- Issue date Jan 3, 2006
- Kobelco Construction Machinery Co., Ltd.
- Etsujiro Imanishi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Circuit for controlling discharge amount of hydraulic pump
- Patent number 6,976,358
- Issue date Dec 20, 2005
- Volvo Construction Equipment Holding Sweden AB
- Jin Wook Kim
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Construction machinery
- Patent number 6,851,207
- Issue date Feb 8, 2005
- Kobelco Construction Machinery Co., Ltd.
- Hideaki Yoshimatsu
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Control device for construction machine
- Patent number 6,823,672
- Issue date Nov 30, 2004
- Hitachi Construction Machinery Co., Ltd.
- Kazunori Nakamura
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid pressure circuit control system
- Patent number 6,810,663
- Issue date Nov 2, 2004
- Shin Caterpillar Mitsubishi Ltd.
- Hideo Konishi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Construction machine
- Patent number 6,684,905
- Issue date Feb 3, 2004
- Kobelco Construction Machinery Co., Ltd.
- Kazuyoshi Yamaguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid pressure transmitting apparatus
- Patent number 6,666,023
- Issue date Dec 23, 2003
- Komatsu Ltd.
- Shinobu Nagura
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic driving device
- Patent number 6,526,747
- Issue date Mar 4, 2003
- Hitachi Construction Machinery Co., Ltd.
- Kenichiro Nakatani
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic circuit system
- Patent number 6,378,302
- Issue date Apr 30, 2002
- Hitachi Construction Machinery Co., Ltd.
- Yusaku Nozawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Control device for hydraulically-operated equipment
- Patent number 6,308,516
- Issue date Oct 30, 2001
- Komatsu Ltd.
- Seiji Kamada
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
FLOW CONTROL VALVE AND HYDRAULIC MACHINE INCLUDING THE SAME
- Publication number 20210207622
- Publication date Jul 8, 2021
- VOLVO CONSTRUCTION EQUIPMENT AB
- Jinwook Kim
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Advance and Retreat Automatic Control Method Based on Hydraulic Sen...
- Publication number 20210156250
- Publication date May 27, 2021
- Suhua LIU
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYDRAULIC SUSPENSION FOR VEHICLE AND MULTI-FUNCTIONAL PROPORTIONAL...
- Publication number 20180100520
- Publication date Apr 12, 2018
- HydraForce, Inc.
- Markus BISSBORT
- B60 - VEHICLES IN GENERAL
Information Patent Application
HYDRAULIC REGENERATIVE AND RECOVERY PARASITIC MITIGATION SYSTEM
- Publication number 20160138618
- Publication date May 19, 2016
- Caterpillar Inc.
- Corey Lee Gorman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
HYDRAULIC SYSTEM FOR CONSTRUCTION MACHINERY
- Publication number 20150113970
- Publication date Apr 30, 2015
- VOLVO CONSTRUCTION EQUIPMENT AB
- Man-Seuk Jeon
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
HYDRAULIC CONTROL DEVICE AND CONSTRUCTION MACHINERY INCLUDING SAME
- Publication number 20140318116
- Publication date Oct 30, 2014
- KAWASAK JUKOGYO KABUSHIKI KAISHA
- Makoto Ito
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
CONTINUOUSLY ADJUSTABLE CONTROL MANAGEMENT FOR A HYDRAULIC TRACK SY...
- Publication number 20140208934
- Publication date Jul 31, 2014
- Deere & Company
- Calin Raszga
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Traveling system for heavy construction equipment
- Publication number 20070205026
- Publication date Sep 6, 2007
- VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB
- Jae Hoon Lee
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic circuit device of hydraulic working machine
- Publication number 20060080955
- Publication date Apr 20, 2006
- Hitachi Construction Machinery Co., Ltd.
- Tsuyoshi Nakamura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic control system for working machine
- Publication number 20050204735
- Publication date Sep 22, 2005
- KOBELCO CONSTRUCTION MACHINERY CO., LTD.
- Naoki Sugano
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Hydraulic driving system of construction machinery
- Publication number 20050175485
- Publication date Aug 11, 2005
- Tsutomu Udagawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Signal processing system for construction machine
- Publication number 20050071064
- Publication date Mar 31, 2005
- Kazunori Nakamura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Circuit for controlling discharge amount of hydraulic pump
- Publication number 20040258537
- Publication date Dec 23, 2004
- VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB
- Jin Wook Kim
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Control device for working machine
- Publication number 20040231326
- Publication date Nov 25, 2004
- KOBELCO CONSTRUCTION MACHINERY CO., LTD.
- Etsujiro Imanishi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Fluid pressure circuit control system
- Publication number 20030172650
- Publication date Sep 18, 2003
- Hideo Konishi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Construction machinery
- Publication number 20030132729
- Publication date Jul 17, 2003
- Hideaki Yoshimatsu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Control device for construction machine
- Publication number 20030019681
- Publication date Jan 30, 2003
- Kazunori Nakamura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic driving device
- Publication number 20020134227
- Publication date Sep 26, 2002
- Kenichiro Nakatani
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Construction machine
- Publication number 20020124892
- Publication date Sep 12, 2002
- KOBELCO CONSTRUCTION MACHINERY CO., LTD.
- Kazuyoshi Yamaguchi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Fluid pressure transmitting apparatus
- Publication number 20020073700
- Publication date Jun 20, 2002
- Shinobu Nagura
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

using pilot pressure to sense the demand

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Work machine and control method

Construction machine

Flow control valve and hydraulic machine including the same

Construction machine

Hydraulic drive system for construction machine

Flow rate control apparatus of construction equipment and control m...

Hydraulic suspension for vehicle and multi-functional proportional...

Tilting angle control device

Hydraulic control device and construction machinery including same

Hydraulic control device and construction machine provided with same

Hydraulic system for construction machinery

Fluid pressure control device for power shovel

Hydraulic suspension for vehicle and multi-functional proportional...

Boom driving apparatus for construction machine

Hydraulic system of construction machine

Continuously adjustable control management for a hydraulic track sy...

Hydraulic driving system of construction machinery

Hydraulic circuit device of hydraulic working machine

Hydraulic control system for working machine

Signal processing system for construction machine

Control device for working machine

Circuit for controlling discharge amount of hydraulic pump

Construction machinery

Control device for construction machine

Fluid pressure circuit control system

Construction machine

Fluid pressure transmitting apparatus

Hydraulic driving device

Hydraulic circuit system

Control device for hydraulically-operated equipment

Patents Applicationslast 30 patents

FLOW CONTROL VALVE AND HYDRAULIC MACHINE INCLUDING THE SAME

Advance and Retreat Automatic Control Method Based on Hydraulic Sen...

HYDRAULIC SUSPENSION FOR VEHICLE AND MULTI-FUNCTIONAL PROPORTIONAL...

HYDRAULIC REGENERATIVE AND RECOVERY PARASITIC MITIGATION SYSTEM

HYDRAULIC SYSTEM FOR CONSTRUCTION MACHINERY

HYDRAULIC CONTROL DEVICE AND CONSTRUCTION MACHINERY INCLUDING SAME

CONTINUOUSLY ADJUSTABLE CONTROL MANAGEMENT FOR A HYDRAULIC TRACK SY...

Traveling system for heavy construction equipment

Hydraulic circuit device of hydraulic working machine

Hydraulic control system for working machine

Hydraulic driving system of construction machinery

Signal processing system for construction machine

Circuit for controlling discharge amount of hydraulic pump

Control device for working machine

Fluid pressure circuit control system

Construction machinery

Control device for construction machine

Hydraulic driving device

Construction machine

Fluid pressure transmitting apparatus