IP Library Granted Patent US 8,510,924
Granted Patent B2
US 8,510,924 · App. 13/004,575 · Granted Aug 20, 2013

Reconfigurable fixture device and methods of use

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Quick Facts
Patent No.
US 8,510,924
App. No.
13/004,575
Granted
Aug 20, 2013
Kind
B2
Abstract

A reconfigurable fixture device system, including: a base member; a reconfigurable pad disposed on the base member, wherein the reconfigurable pad comprises a shape memory material configured to selectively conform to a surface contour of a workpiece; an activation device in operative communication with the shape memory material; a controller in operable communication with at least one of the reconfigurable pad, the activation device, and the base member; a plurality of sensors for sensing a parameter associated with at least one of the reconfigurable pad, the base member, the fixture device, and the workpiece, wherein the plurality of sensors is in operable communication with the controller; and an actuator in operable communication with the controller and the at least one of the reconfigurable pad, the base member, the fixture device, and the workpiece.

Claims (18)

1. A reconfigurable fixture device system, comprising:

a base member;

a reconfigurable pad disposed on the base member, wherein the reconfigurable pad comprises a shape memory material configured to selectively conform to a surface contour of a workpiece;

an activation device in operative communication with the shape memory material;

a controller in operable communication with at least one of the reconfigurable pad, the activation device, and the base member;

a plurality of sensors for sensing a parameter associated with at least one of the reconfigurable pad, the base member, the fixture device, and the workpiece, wherein the plurality of sensors is in operable communication with the controller; and

an actuator in operable communication with the controller and the at least one of the reconfigurable pad, the base member, the fixture device, and the workpiece.

2. The fixture device system of claim 1 , wherein the parameter sensed is at least one of the following:

a temperature associated with at least one of the reconfigurable pad, the base member, the fixture device, and the workpiece;

a temperature associated with an environment of the fixture device;

a position of the reconfigurable pad, the base member, and the workpiece;

a location of the reconfigurable pad, the base member, and the workpiece;

a force applied to the reconfigurable pad, the base member, the fixture device, and the workpiece; and

a status of the reconfigurable pad.

3. The fixture device system of claim 1 , further comprising an opposing pad, wherein the opposing pad and the reconfigurable pad are configured to fixture the workpiece therebetween.

4. The fixture device system of claim 3 , wherein the opposing pad is a reconfigurable opposing pad comprising a shape memory material configured to selectively conform to an opposing surface contour of the workpiece.

5. The fixture device system of claim 3 , further comprising an opposing base member onto which the opposing pad is disposed.

6. The fixture device system of claim 3 , wherein the plurality of sensors are adapted to sense at least one of the parameters associated with the opposing pad.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Nov 7, 2014
From: WILMINGTON TRUST COMPANY
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 034287/0159 →
SECURITY AGREEMENT Recorded Jun 28, 2012
From: GM GLOBAL TECHNOLOGY OPERATIONS LLC
To: WILMINGTON TRUST COMPANY
Reel/Frame 028466/0870 →
CHANGE OF NAME Recorded Feb 10, 2011
From: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
To: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Reel/Frame 025780/0482 →