Michael Anthony A'Hearn

Person

Shorewood, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hydraulic circuit having pressure equalization during regeneration
- Patent number 6,955,115
- Issue date Oct 18, 2005
- Caterpillar Inc.
- Michael A. A'Hearn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Pressure-compensated hydraulic circuit with regeneration
- Patent number 6,761,027
- Issue date Jul 13, 2004
- Caterpillar Inc.
- Michael Anthony A'Hearn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic ride control system
- Patent number 6,357,230
- Issue date Mar 19, 2002
- Caterpillar Inc.
- Michael A. A'Hearn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Ride control
- Patent number 6,321,534
- Issue date Nov 27, 2001
- Caterpillar Inc.
- Michael A. A'Hearn
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fluid control system including a work element and a valve arrangeme...
- Patent number 6,205,781
- Issue date Mar 27, 2001
- Caterpillar Inc.
- Michael A. A'Hearn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Fluid control system having float control
- Patent number 6,173,639
- Issue date Jan 16, 2001
- Caterpillar Inc.
- Michael A. A'Hearn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid control system with regeneration
- Patent number 6,161,467
- Issue date Dec 19, 2000
- Caterpillar Inc.
- Michael A. A'Hearn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Pressure control for a pair of parallel hydraulic circuits
- Patent number 5,826,487
- Issue date Oct 27, 1998
- Caterpillar Inc.
- Michael A. A'Hearn
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Pressure-Compensated hydraulic circuit with regeneration
- Publication number 20040000228
- Publication date Jan 1, 2004
- Caterpillar Inc.
- Michael Anthony A'Hearn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Michael Anthony A'Hearn

Person

Patents Grantslast 30 patents

Hydraulic circuit having pressure equalization during regeneration

Pressure-compensated hydraulic circuit with regeneration

Hydraulic ride control system

Ride control

Fluid control system including a work element and a valve arrangeme...

Fluid control system having float control

Fluid control system with regeneration

Pressure control for a pair of parallel hydraulic circuits

Patents Applicationslast 30 patents

Pressure-Compensated hydraulic circuit with regeneration