Vibration damping utilizing a patterned visco-elastic polymer
First Claim
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1. A micro-machined vibration-damping device comprising:
- a patterned visco-elastic polymer; and
a substrate for receiving said patterned visco-elastic polymer.
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Abstract
A micro-machined vibration-damping device comprises a patterned visco-elastic polymer and a substrate for receiving the patterned visco-elastic polymer.
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Citations
50 Claims
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1. A micro-machined vibration-damping device comprising:
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a patterned visco-elastic polymer; and a substrate for receiving said patterned visco-elastic polymer. - View Dependent Claims (2, 3)
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4. A microactuator for use in a hard disk drive comprising:
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a first mounting surface for attaching a suspension; a second mounting surface for attaching a slider wherein said slider comprises a magnetic transducer for reading and writing data tracks onto a surface of a disk; an actuation device for moving said first mounting surface relative to said second mounting surface; and a micro-machined vibration-damping device coupled between said first mounting surface and said second mounting surface, wherein said micro-machined vibration damping device is configured to attenuate oscillations of said second mounting surface with respect to said first mounting surface. - View Dependent Claims (5, 6)
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7. A suspension for use in a hard disk drive comprising:
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a tail section for coupling data signals to and from actuator arm electronics; a mounting feature for coupling an actuator arm; a spring section coupling said mounting feature to a rigid section; a flexible section coupling said rigid section to a distal mounting surface; and a receiving surface for receiving a micro-machined vibration-damping device. - View Dependent Claims (8, 9, 10)
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11. A hard disk drive comprising:
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a base casting for providing coupling points for components and sub-assemblies of said hard disk drive; a motor-hub assembly to which at least one disk is coupled allowing rotation of said disk about an axis approximately perpendicular and centered to said disk, wherein said motor-hub assembly is coupled to said base casting, wherein said disk comprising at least one surface of data tracks; a magnetic transducer for reading and writing said data tracks onto said surface; a slider comprising said magnetic transducer; a suspension coupled to said slider, wherein said suspension is coupled to an actuator assembly for moving said slider arcuately across said data tracks; a microactuator coupled between said suspension and said slider enabling said slider to follow deviations in said data track location; and
a micro-machined vibration damping device coupled to said microactuator, wherein said micro-machined vibration damping device comprises a patterned and cured visco-elastic polymer precursor configured for attenuating oscillations of said microactuator. - View Dependent Claims (12, 13)
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14. A hard disk drive comprising:
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a base casting for providing coupling points for components and sub-assemblies of said hard disk drive; a motor-hub assembly to which at least one disk is coupled allowing rotation of said disk about an axis approximately perpendicular and centered to said disk, wherein said motor-hub assembly is coupled to said base casting, wherein said disk comprising at least one surface of data tracks; a magnetic transducer for reading and writing said data tracks onto said surface; a slider comprising said magnetic transducer; a suspension coupled to said slider, wherein said suspension is coupled to an actuator assembly for moving said slider arcuately across said data tracks; and a micro-machined vibration damping device coupled to said suspension, wherein said micro-machined vibration damping device comprises a patterned and polymerized visco-elastic polymer precursor configured for attenuating oscillations of said suspension. - View Dependent Claims (15, 16)
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17. A method of micromachining a vibration damping device, said method comprising:
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applying a liquid visco-elastic polymer precursor to a substrate; drying said liquid visco-elastic polymer precursor whereby said liquid visco-elastic polymer precursor becomes a dried visco-elastic polymer precursor; patterning said dried visco-elastic polymer precursor whereby said dried visco-elastic polymer precursor becomes a patterned visco-elastic polymer precursor; and curing said patterned visco-elastic polymer precursor such that said visco-elastic polymer precursor is polymerized resulting in a micro-machined visco-elastic damping device. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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25. A method of micromachining a vibration damping device, said method comprising:
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applying a liquid visco-elastic polymer precursor to a substrate; curing said liquid visco-elastic polymer precursor whereby said liquid visco-elastic polymer precursor is polymerized; and patterning said polymerized visco-elastic polymer precursor resulting in a micro-machined visco-elastic damping device. - View Dependent Claims (26, 27, 28, 29, 30, 31)
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32. A method for damping vibration, said method comprising:
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applying a liquid visco-elastic polymer precursor to a substrate; drying said liquid visco-elastic polymer precursor whereby said liquid visco-elastic polymer precursor becomes a dried visco-elastic polymer precursor; patterning said dried visco-elastic polymer precursor whereby said dried visco-elastic polymer precursor becomes a patterned visco-elastic polymer precursor; and curing said patterned visco-elastic polymer precursor such that said visco-elastic polymer precursor is polymerized resulting in a vibration damping component. - View Dependent Claims (33, 34, 35, 36, 37, 38, 39, 40, 41)
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42. A method for damping vibration, said method comprising:
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applying a liquid visco-elastic polymer precursor to a substrate; curing said liquid visco-elastic polymer precursor whereby said liquid visco-elastic polymer precursor is polymerized; and patterning said polymerized visco-elastic polymer precursor resulting in a micro-machined visco-elastic damping device. - View Dependent Claims (43, 44, 45, 46, 47, 48, 49, 50)
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Specification