Weighing scales – Self-positioning – Electrical current generating or modifying
Patent
1975-05-16
1977-07-19
Hartary, Joseph W.
Weighing scales
Self-positioning
Electrical current generating or modifying
177246, G01G 314
Patent
active
040363180
ABSTRACT:
This invention relates to shop scales with digital weight indication. The scales comprise a balance lever, knife edge supports, directional supports and a damper, the balance being carried by two pairs of knife edges lying in the same plane, a pick-up arm and means directly supporting the pick-up arm from the balance lever and with the pick-up arm being deflectable, the deflection of which is converted in a manner previously known in itself into a digital display with the aid of strain gauge strips.
REFERENCES:
patent: 1463249 (1923-07-01), Burrows
patent: 3667560 (1972-06-01), Cooke
patent: 3967691 (1976-07-01), Wirth
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