Door actuator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8793838
SERIAL NO

13243657

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A power boost assembly is disclosed that can be used with a door actuator, such as a door closer. The power boost assembly is structured to store an energy during a first movement of a door and release the stored energy during a second movement of the door. In one form the power boost assembly can be structured as a module that can be added to an existing door and door closer installation. In one form the power boost assembly is used to increase a closing force imparted to a door to ensure a latching event.

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Patent Owner(s)

  • SCHLAGE LOCK COMPANY LLC

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eickhoff, Brian Christopher Danville, US 4 56
McKibben, Aaron Patrick Fishers, US 5 70

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