Fluid sprinkling – spraying – and diffusing – Processes
Reexamination Certificate
2005-05-10
2005-05-10
Hwu, Davis (Department: 3752)
Fluid sprinkling, spraying, and diffusing
Processes
C169S043000, C169S005000, C169S037000, C169S019000, C169S020000
Reexamination Certificate
active
06889912
ABSTRACT:
An apparatus and method for clean, efficient removal of water and odor from a sprinkler systems including a vessel, a pump which creates a reduced pressure in the vessel, and a connector for attaching the device to the sprinkler system to remove trapped water. The vacuum pump is powered by a power source, and the reduced pressure created by vacuum pump is controlled by a regulator such that the vacuum pressure is maintained and does not cause damage to the gaskets in the sprinkler system.
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Clum Eric M.
Clum Gerald M.
GECCO LLC
Hwu Davis
Pepper Hamilton LLP
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