Pistons

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United States of America Patent

PATENT NO 9982781
SERIAL NO

14883455

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Pistons are disclosed herein. An apparatus includes an actuator defining a first chamber; and a piston disposed in the first chamber, the piston including a second chamber and a seal groove in which a seal is disposed, the second chamber to receive fluid from the first chamber to enable a force imparted by the fluid within the second chamber to urge the seal into sealing engagement with a surface defining the first chamber.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
FISHER CONTROLS INTERNATIONAL LLC205 S CENTER STREET MARSHALLTOWN IA 50158

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jackson, Trenton Frank Marshalltown, US 18 37

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