Device for the measurement of through-flow with potential-free e

Details Device for the measurement of through-flow with potential-free e Device for the measurement of through-flow with potential-free e

1985-08-08

1986-09-09

Pellinen, A. D.

Electricity: circuit makers and breakers

Fluid pressure

Flow-responsive type

7386156, 335205, H01H 3600

Patent

active

046111050

ABSTRACT:
A device, disposed in a tube line, for the through-flow measurement of gases or liquids according to the float element principle with a float element (4) which is disposed in a narrow measuring tube (3), the measuring tube containing an axially magnetized magnet with a diameter of 1 to 8 mm, and with a subminiature protective gas contact switch (5) which is disposed laterally adjacent the measuring tube (3) and which has an operating sensitivity of 5 to 120 ampere turns. The device may be enclosed in a housing (2).

REFERENCES:
patent: 3224270 (1965-12-01), Karol et al.
IBM Technical Disclosure Bulletin, vol. 9, No. 6, Brodsky et al, "Air Flow or Air Pressure Sensing Device", Nov. 6, 1966, p. 624.

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