Weighing scales – Preset – Spring support
Patent
1985-08-12
1987-02-17
Miller, Jr., George H.
Weighing scales
Preset
Spring support
177258, G01G 2314, G01G 2108
Patent
active
046432663
ABSTRACT:
Scales of the type comprised of a base carrying a weighing platform, a lever system with a weighing spring being interposed between said base and said platform, wherein the lower end of said spring is flattened and urges against said base, and the upper end of said spring is threaded through a cover, said lever system being tied to said cover so that said spring can be calibrated by screwing more or less said spring through said cover.
REFERENCES:
patent: 3426861 (1969-02-01), Provi
patent: 3759338 (1973-09-01), Petersen et al.
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