Fluid filter flowmeter self-generating power source system...

Details Fluid filter flowmeter self-generating power source system... Fluid filter flowmeter self-generating power source system...

2005-02-01

2005-02-01

Barlow, John (Department: 2863)

Data processing: measuring, calibrating, or testing

Measurement system in a specific environment

Mechanical measurement system

C073S168000, C073S861120, C210S137000

Reexamination Certificate

active

06850850

ABSTRACT:
A flowmeter for metering the volume of flow of a fluid through a filter, to enable the level of filter usage to be indicated. A preset level of metered fluid flow volume indicates a corresponding level of filter usage. The flowmeter is able to self-generate current responsive to the flow of the fluid therethrough.

REFERENCES:
patent: 3973194 (1976-08-01), McMorris et al.
patent: 4469596 (1984-09-01), Kantor
patent: 5325728 (1994-07-01), Zimmerman et al.
patent: 6619112 (2003-09-01), Juhasz

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