Combination weighing system

Details Combination weighing system Combination weighing system

1982-11-23

1984-09-11

Hartary, Joseph W.

Weighing scales

Processes

177 25, G01G 1300, G01G 1932

Patent

active

044701667

ABSTRACT:
The method of delivering quantities of product measured by weight with each quantity being of an acceptable weight relative to a reference weight, utilizing a set of balances each adapted to weigh a fraction of said quantity and each adapted for unloading of product therefrom to contribute to a delivery, the method comprising for each delivery the steps of generating the values of combinations of weights on the balances excluding those balances which were unloaded on the preceding delivery and comparing the values with an acceptable weight standard to select a combination of balances to be unloaded to deliver said acceptable weight quantity, unloading the balances of the selected combination for said delivery, and loading the balances which were unloaded, wherein, for each delivery, the step of generating and comparing the values of the combinations of weights on the balances excluding those balances which were unloaded on the preceding delivery is initiated before completion of weighing out new loads on those balances, and apparatus for carrying this out.

REFERENCES:
patent: 3939928 (1976-02-01), Murakami et al.
patent: 4267894 (1981-05-01), Hirano et al.
patent: 4308928 (1982-01-01), Oshima
patent: 4313507 (1981-02-01), Hays
patent: 4336852 (1982-06-01), Hirano
patent: 4336853 (1982-06-01), Hirano
patent: 4341274 (1982-07-01), Hirano et al.
patent: 4344492 (1982-08-01), Hirano
patent: 4396078 (1983-08-01), Minamida

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