Method of testing switch design to quantify feel

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United States of America Patent

PATENT NO 6615680
SERIAL NO

08780204

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of testing a switch looks at the second derivative of the resistance force to movement. The second derivative is most indicative of the feel the operator will experience when utilizing the switch. It is desirable to keep the second derivative to a minimum for the switch at locations other than end of travel or detent positions. By investigating the second derivative, one is provided with feedback of areas on the switch that might require further investigation or re-evaluation.

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Patent Owner(s)

Patent OwnerAddress
LEAR AUTOMOTIVE DEARBORN INC21557 TELEGRAPH ROAD SOUTHFIELD MI 48034

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dahlstrom, Jonathan Highland, MI 7 81
Ellison, Donald E Mt. Clemens, MI 9 173
Ratke, Richard Dearborn, MI 6 154

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