Measuring and testing – With fluid pressure – Leakage
Patent
1979-09-25
1981-01-27
Yasich, Daniel M.
Measuring and testing
With fluid pressure
Leakage
179 1ST, 181135, A61B 702, G01M 324
Patent
active
042467764
ABSTRACT:
A sturdy, portable apparatus for detecting water leaks in plumbing equipment consisting of an elongated rod having two upstanding portions and a third portion bent at a 90.degree. angle to the upstanding portions with tubes connecting the upstanding portions to ear pieces, the tubes containing a plurality of wires positioned in close proximity to the upstanding portions of the rod and extending in close proximity to the ear pieces. Leakage of water sets up acoustical vibrations which are transmitted through the metal rod and are picked up by the wires and transmitted to the ear pieces.
REFERENCES:
patent: 612761 (1898-10-01), Wiggin
patent: 1140827 (1915-05-01), Hoppie
patent: 2230794 (1941-02-01), Danischewsky
patent: 2261375 (1941-11-01), Jacobs
patent: 2389868 (1945-11-01), Olson
patent: 2715296 (1955-08-01), Pettit
patent: 2755880 (1956-07-01), Hofmann
patent: 3458656 (1969-07-01), Sewerin
patent: 4176660 (1979-12-01), Mylrea et al.
Nigon Joseph P.
Schellin Eric P.
Yasich Daniel M.
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