1989-11-13
1990-08-28
Miller, Jr., George H.
Weighing scales
Preset
177185, G01G 2314, G01G 2310
Patent
active
049517635
ABSTRACT:
A method and apparatus for in-motion weighing is effectuated by a load cell combined with a means to filter the output thereof and apply the product to a programmable gain amplifier. The programmable gain amplifier's output is filtered and applied to a microprocessor which automatically regulates the programmable gain amplifier according to algorithms which results in an educable system responsive to basic operator initiation commands for determing and setting automatic in-motion weighing functions. Digital filter techniques are use to enhance overall system tolerances.
REFERENCES:
patent: 4535854 (1985-08-01), Gard et al.
patent: 4723613 (1988-02-01), Garlen et al.
patent: 4850442 (1989-07-01), Naito et al.
Specker Alex J.
Zimmerman Scott E.
Hi-Speed Checkweigher Co., Inc.
Miller Jr. George H.
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