Anthony R. Hearn

Person

South Wonston, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Low speed moving magnet motor having a high inertia rotor
- Patent number 6,498,407
- Issue date Dec 24, 2002
- Xyratex Technology Limited
- Anthony R. Hearn
- G11 - INFORMATION STORAGE
Information Patent Grant
Vibration damping system and servowriter
- Patent number 6,246,662
- Issue date Jun 12, 2001
- Havant International Limited
- Anthony R. Hearn
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Tool, apparatus and method of testing a fixture
- Patent number 6,178,835
- Issue date Jan 30, 2001
- Havant International Limited
- David J. Orriss
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk file mounting
- Patent number 6,008,984
- Issue date Dec 28, 1999
- Havant International Limited
- George A. Cunningham
- G11 - INFORMATION STORAGE
Information Patent Grant
Shaft mounting for a disk file
- Patent number 5,563,750
- Issue date Oct 8, 1996
- International Business Machines Corporation
- Graham N. Dew
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk file with multiplexed servo system
- Patent number 5,477,402
- Issue date Dec 19, 1995
- International Business Machines Corporation
- Peter J. Elliott
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk file having thermal expansion ring for ensuring disk/hub conce...
- Patent number 5,315,463
- Issue date May 24, 1994
- International Business Machines Corporation
- Graham N. Dew
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of assembling a disk file
- Patent number 5,150,512
- Issue date Sep 29, 1992
- International Business Machines Corporation
- Michael R. Hatchett
- G11 - INFORMATION STORAGE
Information Patent Grant
Voice coil actuator with resiliently mounted shorted turn
- Patent number 5,146,122
- Issue date Sep 8, 1992
- International Business Machines Corporation
- Anthony R. Hearn
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk file with isolation mount
- Patent number 5,124,855
- Issue date Jun 23, 1992
- International Business Machines Corporation
- Graham N. Dew
- G11 - INFORMATION STORAGE
Information Patent Grant
Linear actuator with reduced wear guide way
- Patent number 5,029,029
- Issue date Jul 2, 1991
- International Business Machines Corporation
- Michael R. Hatchett
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic head arm assembly
- Patent number 4,408,238
- Issue date Oct 4, 1983
- International Business Machines Corporation
- Anthony R. Hearn
- G11 - INFORMATION STORAGE
Information Patent Grant
Limited angle electric rotary actuator
- Patent number 4,398,167
- Issue date Aug 9, 1983
- International Business Machines Corporation
- Hugh G. Dickie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Anthony R. Hearn

Person

Patents Grantslast 30 patents

Low speed moving magnet motor having a high inertia rotor

Vibration damping system and servowriter

Tool, apparatus and method of testing a fixture

Disk file mounting

Shaft mounting for a disk file

Disk file with multiplexed servo system

Disk file having thermal expansion ring for ensuring disk/hub conce...

Method of assembling a disk file

Voice coil actuator with resiliently mounted shorted turn

Disk file with isolation mount

Linear actuator with reduced wear guide way

Magnetic head arm assembly

Limited angle electric rotary actuator