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Andreas Ekvall
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Hallstahammar, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Working machine arranged with means to drive and control a hydrauli...
Patent number
10,377,223
Issue date
Aug 13, 2019
Volvo Construction Equipment AB
Bo Vigholm
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for controlling lowering of an implement of a working machine
Patent number
10,125,798
Issue date
Nov 13, 2018
Volvo Construction Equipment AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Twin priority valve
Patent number
10,082,159
Issue date
Sep 25, 2018
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Arrangement for charging an accumulator
Patent number
10,018,207
Issue date
Jul 10, 2018
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
System, working machine comprising the system, and method of spring...
Patent number
9,932,721
Issue date
Apr 3, 2018
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method for controlling a hydraulic system of a working machine
Patent number
9,334,883
Issue date
May 10, 2016
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method for controlling a hydraulic system of a working machine
Patent number
9,108,670
Issue date
Aug 18, 2015
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic system and a working machine comprising such a hydraulic...
Patent number
9,074,347
Issue date
Jul 7, 2015
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Load sensing system, working machine comprising the system, and met...
Patent number
8,869,520
Issue date
Oct 28, 2014
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method for controlling a movement of a vehicle component
Patent number
8,751,117
Issue date
Jun 10, 2014
Volvo Construction Equipment AB
Andreas Ekvall
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method for when necessary automatically limiting a pressure in a hy...
Patent number
8,695,333
Issue date
Apr 15, 2014
Volvo Construction Equipment AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Method for controlling a working machine
Patent number
8,596,052
Issue date
Dec 3, 2013
Volvo Construction Equipment AB
Bo Vigholm
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method for controlling a movement of a vehicle component
Patent number
8,560,181
Issue date
Oct 15, 2013
Volvo Construction Equipment AB
Andreas Ekvall
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method and a system for controlling an input power
Patent number
8,463,507
Issue date
Jun 11, 2013
Volvo Construction Equipment AB
Andreas Ekvall
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for calibrating sensors
Patent number
8,239,156
Issue date
Aug 7, 2012
Volvo Construction Equipment AB
Andreas Ekvall
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
A WORKING MACHINE ARRANGED WITH MEANS TO DRIVE AND CONTROL A HYDRAU...
Publication number
20180118013
Publication date
May 3, 2018
VOLVO CONSTRUCTION EQUIPMENT AB
Bo VIGHOLM
B60 - VEHICLES IN GENERAL
Information
Patent Application
HYDRAULIC SYSTEM AND METHOD FOR CONTROLLING AN IMPLEMENT OF A WORKI...
Publication number
20170211597
Publication date
Jul 27, 2017
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
A METHOD FOR RECOVERING ENERGY AND A HYDRAULIC SYSTEM
Publication number
20150308079
Publication date
Oct 29, 2015
VOLVO CONSTRUCTION EQUIPMENT AB
Bo VIGHOLM
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
TWIN PRIORITY VALVE
Publication number
20150275932
Publication date
Oct 1, 2015
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR CONTROLLING LOWERING OF AN IMPLEMENT OF A WORKING MACHINE
Publication number
20140366951
Publication date
Dec 18, 2014
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
ARRANGEMENT FOR CHARGING AN ACCUMULATOR
Publication number
20140144130
Publication date
May 29, 2014
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR CONTROLLING A MOVEMENT OF A VEHICLE COMPONENT
Publication number
20130297155
Publication date
Nov 7, 2013
Andreas Ekvall
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR CONTROLLING A HYDRAULIC SYSTEM OF A WORKING MACHINE
Publication number
20130205765
Publication date
Aug 15, 2013
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR CONTROLLING A HYDRAULIC SYSTEM OF A WORKING MACHINE
Publication number
20120233993
Publication date
Sep 20, 2012
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
HYDRAULIC SYSTEM AND A WORKING MACHINE COMPRISING SUCH A HYDRAULIC...
Publication number
20120067432
Publication date
Mar 22, 2012
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR CALIBRATING AN ANGLE SENSOR AND VEHICLE WITH AN ANGLE SE...
Publication number
20110301781
Publication date
Dec 8, 2011
VOLVO CONSTRUCTION EQUIPMENT
Jan Karlsson
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR CALIBRATING SENSORS
Publication number
20110093229
Publication date
Apr 21, 2011
VOLVO CONSTRUCTION EQUIPMENT AB
Andreas Ekvall
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR CONTROLLING A WORKING MACHINE
Publication number
20100263362
Publication date
Oct 21, 2010
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
SYSTEM, WORKING MACHINE COMPRISING THE SYSTEM, AND METHOD OF SPRING...
Publication number
20100268410
Publication date
Oct 21, 2010
Volvo Construction Equipment AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
METHOD FOR WHEN NECESSARY AUTOMATICALLY LIMITING A PRESSURE IN A HY...
Publication number
20100263735
Publication date
Oct 21, 2010
VOLVO CONSTRUCTION EQUIPMENT AB
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
LOAD SENSING SYSTEM, WORKING MACHINE COMPRISING THE SYSTEM, AND MET...
Publication number
20100242464
Publication date
Sep 30, 2010
Bo Vigholm
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
A METHOD AND A SYSTEM FOR CONTROLLING AN INPUT POWER
Publication number
20100179735
Publication date
Jul 15, 2010
VOLVO CONSTRUCTION EQUIPMENT AB
Andreas Ekvall
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD FOR CONTROLLING A MOVEMENT OF A VEHICLE COMPONENT
Publication number
20090319133
Publication date
Dec 24, 2009
Volvo Construction Equipment AB
Andreas Ekvall
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING