Oil quality measurement device

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Lumped type parameters

Reexamination Certificate

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C324S658000, C324S691000

Reexamination Certificate

active

06853203

ABSTRACT:
An oil quality measurement device for an oil circuit (1), which includes an oil condition sensor (2) and an analysis circuit (3). The oil condition sensor (2) is constructed as a capacitive or impedance spectroscopic sensor (4) and attached to the filter element (14) in such a way that, when the filter element (14) is replaced, the oil condition sensor (2) is also automatically replaced.

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patent: 6746610 (2004-06-01), Manz et al.
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Search Report EP 02 10 2817, Jun. 2003.

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