Leak detection means

Details Leak detection means Leak detection means

2006-07-11

2006-07-11

Williams, Hezron (Department: 2856)

Seal for a joint or juncture

Seal combined with indicator, sampler, or inspection feature

Fluid leakage

Reexamination Certificate

active

07073794

ABSTRACT:
A sealing arrangement for sealing a machine element, preferably a shaft, with a sealing ring and leak-detection means that comprises a sensor for detecting the leak, and a depot for picking up the leak. The depot is monitored by the sensor and the depot consists of an absorbent and/or swellable material, and is arranged so as to permit delayed leak detection by the sensor.

REFERENCES:
patent: 4672366 (1987-06-01), Butts
patent: 4922232 (1990-05-01), Bosich
patent: 5172730 (1992-12-01), Driver
patent: 2003/0015840 (2003-01-01), Davis
patent: 2004/0065051 (2004-04-01), Patterson et al.
patent: 10061111 (2002-07-01), None

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