Smart device and system for improved domestic use and saving...

Details Smart device and system for improved domestic use and saving... Smart device and system for improved domestic use and saving...

2005-05-24

2005-05-24

Chambers, A. Michael (Department: 3753)

Fluid handling

Processes

With control of flow by a condition or characteristic of a...

C137S337000, C137S565160, C417S012000, C417S032000

Reexamination Certificate

active

06895985

ABSTRACT:
A system for providing a user with water at a desired temperature comprising a piping system that includes a hot water pipe and a cold water pipe, a pump coupled to the piping system and a smart water delivery device coupled to the piping system and to the pump and operative to allow circulation of water from the hot water pipe to the cold water pipe prior to delivery of water at a desired temperature to the user. The smart water delivery device includes two smart valves coupled to hot and cold water inlets, a smart outlet valve coupled to a device outlet, a microcontroller for controlling the actuation of the pump and of the smart valves, and at least one temperature sensor coupled to the microcontroller and used for sensing the water temperature.

REFERENCES:
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patent: 4945942 (1990-08-01), Lund
patent: 5205318 (1993-04-01), Massaro et al.
patent: 5261443 (1993-11-01), Walsh
patent: 5351712 (1994-10-01), Houlihan
patent: 5775372 (1998-07-01), Houlihan
patent: 6019130 (2000-02-01), Rump

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