Sheathing and venting of resistance-tape level sensor

Details Sheathing and venting of resistance-tape level sensor Sheathing and venting of resistance-tape level sensor

1989-07-24

1990-11-06

Yasich, Daniel M.

Measuring and testing

Liquid level or depth gauge

Hydrostatic pressure type

338256, G01F 2318, H01C 1032

Patent

active

049675940

ABSTRACT:
Sheathing for a resistance-tape level sensor which provides a multiplicity of enclosing envelopes for guarding the critical inner electrical sensing element, and multiple venting paths for respiration and pressure-equalization of chambers formed by the separate envelopes.

REFERENCES:
patent: 2415187 (1947-02-01), Moore
patent: 3551090 (1970-05-01), Ehrenfried et al.
patent: 3583221 (1971-06-01), Ehrenfried et al.
patent: 3599139 (1971-08-01), Low
patent: 3792407 (1974-02-01), Ehrenfried et al.
patent: 4816799 (1989-03-01), Ehrenfried et al.

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