Easy maintenance sensing type automatic faucet

Details Easy maintenance sensing type automatic faucet Easy maintenance sensing type automatic faucet

2008-10-23

2011-11-08

Dunn, David (Department: 3636)

Baths, closets, sinks, and spittoons

Supply outlet for a sink or bath

Mixing faucet

C004S623000, C004S695000, C137S603000

Reexamination Certificate

active

08051507

ABSTRACT:
A faucet includes a mounting unit and a valve unit. The mounting unit includes a fixed seat and a rotatable seat rotatable relative to the fixed seat. The fixed seat is formed with a plurality of inverted L-shaped retaining hooks. The valve unit includes a housing, a coupling member disposed in the housing, a valve seat, an electromagnetic valve, and an infrared sensor. The coupling member includes a plurality of L-shaped retaining grooves engaging respectively the retaining hooks. The retaining hooks can be removed from the retaining grooves to allow for maintenance and replacement of the valve unit.

REFERENCES:
patent: 5010917 (1991-04-01), Iqbal
patent: 5095934 (1992-03-01), Iqbal
patent: 5749393 (1998-05-01), Yang
patent: 6073972 (2000-06-01), Rivera
patent: 6286808 (2001-09-01), Slothower et al.
patent: 7445024 (2008-11-01), Paterson et al.
patent: 2006/0174955 (2006-08-01), Huang
patent: 2010/0126609 (2010-05-01), Chung

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