Unloader system and method for a compressor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8308455
APP PUB NO 20100189581A1
SERIAL NO

12694488

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus is provided and may include a compression mechanism, a valve plate including a plurality of ports in fluid communication with the compression mechanism, and a header disposed adjacent to the valve plate. A plurality of cylinders may be disposed within the header and a plurality of pistons may be respectively disposed in the plurality of cylinders and may be movable between a first position separated from the valve plate and a second position engaging the valve plate. A chamber may be disposed within each of the cylinders and may receive a pressurized fluid in a first mode to move the piston into the second position and may vent the pressurized fluid in a second mode to move the piston into the first position. One of the chambers may include a smaller volume than the other of the chambers.

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Patent Owner(s)

  • EMERSON CLIMATE TECHNOLOGIES, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergman, Ernest R Yorkshire, US 15 77
Wallis, Frank S Sidney, US 43 561

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