Measuring and testing – With fluid pressure – Leakage
Reexamination Certificate
2005-08-30
2005-08-30
Williams, Hezron (Department: 2856)
Measuring and testing
With fluid pressure
Leakage
C073S04050R, C340S605000, C324S240000
Reexamination Certificate
active
06935160
ABSTRACT:
The present invention discloses water leakage detecting system for liquid pipe and method thereof. The present invention provides the present status for all liquid pipes by installing more than one liquid pipes, by laying under the ground, to which more than one conducting wires are inserted or fixed, transmitting pulse signal to each conducting wire using pulse transmitter, checking whether each liquid pipe is damaged or not and grasp the damaged points by inspecting the received signal.
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Copy of the International Search Report Established for PCT/KR02/01058.
Copy of the Korean Search Report Established for KR 2002/13837.
Ha Seung Soo
Hong In Sik
Bellamy Tamiko
Gardner & Carton & Douglas LLP
Wacon Co., Ltd.
Williams Hezron
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