Apparatus and method for determining the density of a metal plat

Details Apparatus and method for determining the density of a metal plat Apparatus and method for determining the density of a metal plat

1994-04-15

1996-03-05

Snow, Walter E.

Electricity: measuring and testing

Magnetic

With means to create magnetic field to test material

324226, 324262, 324235, G01N 2772, G01R 3312, G01R 3300

Patent

active

054970865

ABSTRACT:
A sensor for measuring the density of a magnetic porous material such as foam. The sensor includes a load cell connected to a magnet. The magnet is spaced a predetermined distance away from the material. The load sensed by the pull of the magnet is translated into a perceivable density value.

REFERENCES:
patent: 2721973 (1955-10-01), Armour
patent: 3153191 (1964-10-01), Obenschain et al.
patent: 4232265 (1980-11-01), Smirnov
patent: 4866383 (1989-09-01), Taliaferro
patent: 5034690 (1991-07-01), Taliaferro
patent: 5145716 (1992-09-01), Paserin et al.

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