IP Library Granted Patent US 7,512,959
Granted Patent B2
US 7,512,959 · App. 11/471,970 · Granted Mar 31, 2009

Rotation responsive disk activation and deactivation mechanisms

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Quick Facts
Patent No.
US 7,512,959
App. No.
11/471,970
Granted
Mar 31, 2009
Kind
B2
Abstract

Embodiments of methods and systems for controlling access to information stored on memory or data storage devices are disclosed. In various embodiments, fluid-mediated modification of information or access to information is utilized. According to various embodiments, data storage devices designed for rotating access are described which include rotation-activated fluid control mechanisms.

Claims (17)

1. A method of manufacturing a data storage device, comprising:

forming a substrate configured for rotating access;

providing a data storage medium on said substrate; and

forming an electrical circuit on said substrate, said electrical circuit including a rotation-activatable mechanical switch and configured to produce degradation of at least a portion of data stored in said data storage medium upon activation of said rotation-activatable mechanical switch.

2. The method of claim 1 , further comprising:

storing machine readable data in said data storage medium.

3. The method of claim 1 , wherein forming an electrical circuit on the substrate includes forming an electrical circuit including a rotation-activatable mechanical switch oriented to close in response to angular acceleration.

4. The method of claim 1 , wherein forming an electrical circuit on the substrate includes forming an electrical circuit including a rotation-activatable mechanical switch oriented to close in response to angular deceleration.

5. The method of claim 1 , wherein forming an electrical circuit on the substrate includes forming an electrical circuit including a rotation-activatable mechanical switch oriented to close in response to centripetal acceleration.

6. The method of claim 1 , wherein forming an electrical circuit on the substrate includes forming an electrical circuit including a rotation-activatable mechanical switch oriented to close in response to centripetal deceleration.

7. The method of claim 1 , wherein forming an electrical circuit on the substrate includes forming an electrical circuit including a rotation-activatable mechanical momentary-contact switch.

8. The method of claim 1 , wherein forming an electrical circuit on the substrate includes forming an electrical circuit including a rotation-activatable mechanical maintained contact switch.

9. The method of claim 1 , wherein providing a data storage medium on said substrate includes providing a degradable data storage medium, and wherein said electrical circuit is configured to produce degradation of said at least a portion of data stored in said data storage medium through degradation of said data storage medium.

10. The method of claim 1 , wherein providing a data storage medium on said substrate includes providing a degradable data storage medium, and wherein said electrical circuit is configured to produce degradation of said at least a portion of data stored in said data storage medium through modification of data stored in said data storage medium.

11. The method of claim 1 , wherein said electrical circuit is configured to produce degradation of said at least a portion of data stored in said data storage medium through degradation of data stored in said data storage medium.

12. The method of claim 1 , wherein said electrical circuit is configured to produce degradation of said at least a portion of data stored in said data storage medium through degradation of data stored in said data storage medium.

13. The method of claim 1 , wherein said electrical circuit is configured to produce degradation of said at least a portion of data stored in said data storage medium through degradation of said substrate.

Assignments (3)
CORRECTIVE ASSIGNMENT TO CORRECT THE THE ASSIGNOR SHOULD BE SEARETE LLC NOT LILY GUSE PREVIOUSLY RECORDED ON REEL 023502 FRAME 0195. ASSIGNOR(S) HEREBY CONFIRMS THE LILY GUSE WAS MISTAKENLY ENTERED AS ASSIGNOR ON THE ELECTRONIC FILING ASSGT COVER SHEET. Recorded Dec 9, 2009
From: SEARETE LLC
To: INVENTION SCIENCE FUND I
Reel/Frame 023631/0956 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 11, 2009
From: GUSE, LILY
To: INVENTION SCIENCE FUND I
Reel/Frame 023501/0822 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 18, 2006
From: FERREN, BRAN; JUNG, EDWARD K.Y.; TEGREENE, CLARENCE T.
To: SEARETE LLC
Reel/Frame 018204/0439 →