Successive type constant-temperature valve core with single...

Details Successive type constant-temperature valve core with single... Successive type constant-temperature valve core with single...

2009-02-18

2011-11-15

Norman, Marc (Department: 3744)

Automatic temperature and humidity regulation

Mixing fluid of dissimilar temperature

Mixing valve with temperature motive means

C236S012170, C236S012200

Reexamination Certificate

active

08056824

ABSTRACT:
A successive type constant temperature valve core with single handle comprises a valve cover, a temperature adjusting assembly, a thermo sensitive element and a control assembly for hot and cold inlet water, combining in the chamber of the valve cover from top to bottom, wherein, the control assembly for hot and cold water inlet comprises a holder of the thermo sensitive element, an adjuster, a put-off spring, a buffer spring and a holding piece. The upper part of the holder of the thermo sensitive element props the thermo sensitive element, and the lower part extends from the lower end of the valve cover; the buffer spring is arranged outside the holder of the thermo sensitive element, and the two ends respectively prop the holder of the thermo sensitive element and the adjuster; the adjuster is axial adjustably restricted to the periphery of the lower part of the holder of the thermo sensitive element by matching the buffer spring with the holding piece; the put-off spring is arranged outside the buffer spring, and the two ends are respectively prop the holder of the thermo sensitive element and the valve cover; the top and foot of the adjuster respectively forms cold water inlet and hot water inlet; water outlet is arranged on the wall of the valve cover; the holder of the thermo sensitive element is provided with a mixed water passage that communicates with the cold water inlet, the hot water inlet and the water outlet.

REFERENCES:
patent: 6935568 (2005-08-01), Mace et al.
patent: 7673808 (2010-03-01), Mace et al.
patent: 2008/0093470 (2008-04-01), Qingjun
patent: 2665478 (2004-12-01), None
patent: 2874157 (2007-02-01), None

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