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|Title: ||Food preparation device with smart spring|
|Authors: ||Zhou, Limin|
|Subjects: ||Food preparation device|
Shape memory alloy
|Issue Date: ||3-Feb-2004 |
|Citation: ||US Patent 6,686,564 B2. Washington, DC: US Patent and Trademark Office, 2004.|
|Abstract: ||A food preparation device such as toaster includes a chassis, a heating element, and a carriage for directly or indirectly supporting a food item. The carriage is movable with respect to the chassis to move the food item to or from a cooking position adjacent to the heating element. A Shape Memory Alloy resistance member is connected between the carriage and the chassis. Electric circuitry controls voltage/current to the Shape Memory Alloy resistance member to selectively heat the resistance member and alter its shape to move the carriage to or from the cooking position.|
|Rights: ||Assignee: The Hong Kong Polytechnic University.|
|Appears in Collections:||ME Patents|
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