Pressure switch

Details Pressure switch Pressure switch

2007-11-20

2007-11-20

Friedhofer, Michael A (Department: 2832)

Electricity: circuit makers and breakers

Fluid pressure

Diaphragm

C200S08100R

Reexamination Certificate

active

11374147

ABSTRACT:
A water pressure switch employs two pivotable plates and springs to control the activation of the pump. The arrangement of the two pivotably plates, the springs and the activation device reduces the space required so that a small box can accommodate all the parts.

REFERENCES:
patent: 5872345 (1999-02-01), Takahashi et al.
patent: 5889247 (1999-03-01), Homol
patent: 6621021 (2003-09-01), Pechhold et al.
patent: D497145 (2004-10-01), Seo
patent: 6983641 (2006-01-01), Perry et al.
patent: 7038151 (2006-05-01), Amaduzzi

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