Fluid handling – Processes – Cleaning – repairing – or assembling
Reexamination Certificate
2005-09-27
2005-09-27
Lee, Kevin (Department: 3753)
Fluid handling
Processes
Cleaning, repairing, or assembling
C137S299000, C137S296000, C137S238000, C137S382000, C137S624120, C137S614130, C134S16800C, C134S022110, C134S022120
Reexamination Certificate
active
06948512
ABSTRACT:
A device and method for automatically flushing hydrants. The device is installed externally to an existing hydrant. The device comprises a nipple having an internally threaded collar for attaching the device to a hydrant outlet, a valve, a control for automatically operating the valve, and a lockable box containing at least the valve, the box having an outlet for allowing water from the hydrant to pass from the valve to the exterior of the box. The box functions as an enclosure and may be of any desired configuration.
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The Kupferle Foundry Company, Model 77 flushing hydrant (2003) (1 page).
The Toro Company, Form No 490-2991 (Oct. 1999) (3 pages).
The Toro Company, Form No. 490-3008 (May 2000) (1 page).
John C. Kupferle Foundry Co.
Lee Kevin
Polster Lieder Woodruff & Lucchesi
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