Devices for detecting levels

Details Devices for detecting levels Devices for detecting levels

1980-02-25

1982-01-26

Woodiel, Donald O.

Measuring and testing

Liquid level or depth gauge

Float

340617, G01F 2310

Patent

active

043122256

ABSTRACT:
A device is described for detecting the level of the material within a container such as a hopper comprising a cord (18) for suspending a thimble (38) from a balance arm (22) which in turn is suspended through the intermediary of an inclination sensitive switch (26).
Modifications are illustrated in which the cord is suspended through a sealed aperture in a lid (40).
Another embodiment of the invention comprises a cord (66) for suspending a thimble (38) from a balance arm (62) which is balanced by means of an adjustable tension spring (68) and when pivoted so as to actuate a switch (76).

REFERENCES:
patent: 926251 (1909-06-01), Harding
patent: 3099158 (1963-07-01), Barker, Jr.

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