Apparatus and method for lubricant condition control and monitoring

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United States of America Patent

PATENT NO 6447573
SERIAL NO

09670852

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An air or oil dryer module is provided to remove or reduce moisture from a lubricant using a pressurized air supply to inject dry air into a lubricant sump. As the 'dry air' or air with a minimized moisture content, gathers moisture from the lubricant a relative humidity sensor detects an increase in air moisture. At a pre-determined relative humidity level, a fresh supply of air is added into the lubricant sump, purging the higher relative humidity level air from the sump. A method of reducing moisture content of a lubricant contained in an enclosed space is also disclosed and is performed by agitating the lubricant, providing a humidity sensor in fluid communication with the enclosed space, measuring the humidity of the enclosed space and comparing the humidity measurement with a pre-selected humidity level, introducing dry air into the enclosed space if the humidity level equals or exceeds the pre-selected humidity level, until the saturated humidity level is less than the pre-selected humidity level.

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Patent Owner(s)

Patent OwnerAddress
TRICO MANUFACTURING COMPANY1235 HICKORY STREET PEWAUKEE WI 53072

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rake, Brad Hubertus, WI 9 191

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Patent Citation Ranking

  • 29 Citation Count
  • B01D Class
  • 80.39 % this patent is cited more than
  • 23 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges51781373135732622111146601 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +050100150200250300350400450500550600650700750800850

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