Geometrical instruments – Area integrators – Electrical
Patent
1982-09-02
1984-10-02
Martin, Jr., William D.
Geometrical instruments
Area integrators
Electrical
33176, 33178E, 33179, G01B 700
Patent
active
044739494
ABSTRACT:
A numerical display device for displaying the size of a person's waist. A belt having a definite length is provided for being positioned about a person's waist. The belt has a buckle attached to one end thereof. The buckle is adapted to secure the belt about the person's waist. A transducer is coupled to the buckle for sensing the length of the belt required to extend around the person's waist and for displaying a numerical figure to indicate the exact length of the belt required to extend around the person's waist, thus indicating the size of the person's waist.
REFERENCES:
patent: 650389 (1900-05-01), Hatfield
patent: 2271725 (1942-02-01), Tunnicliff
patent: 2761986 (1956-09-01), Wald et al.
patent: 3685155 (1972-08-01), Oblander
patent: 4383301 (1983-05-01), Morita et al.
Belt With Built-In Tape Measure, Washington Post, Feb. 14, 1962, p. A 3.
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