Kjeld Ravn

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Sonderborg, DK

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Patents Grantslast 30 patents

Information Patent Grant
Electrohydraulic control valve
- Patent number 9,500,292
- Issue date Nov 22, 2016
- Danfoss Power Solutions APS
- Kjeld Ravn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid-controlled servo-arrangement
- Patent number 5,165,320
- Issue date Nov 24, 1992
- Danfoss A/S
- Kjeld Ravn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Control means for a hydraulic servomotor
- Patent number 4,870,892
- Issue date Oct 3, 1989
- Danfoss A/S
- Flemming Thomsen
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELECTROHYDRAULIC CONTROL VALVE
- Publication number 20150198182
- Publication date Jul 16, 2015
- Danfoss Power Solutions APS
- Dirk Wroblewski
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
ELECTROHYDRAULIC CONTROL VALVE
- Publication number 20140083538
- Publication date Mar 27, 2014
- Kjeld Ravn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL