The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 06, 1990
Filed:
Aug. 04, 1989
Shozo Kawanishi, Kobe, JP;
Tadashi Higuchi, Akashi, JP;
Yamato Scale Company, Limited, Akashi, JP;
Abstract
A combination weighing machine of the type comprising a plurality of weighing units for weighing product fed thereto and providing weight signals indicative of the weights thereof, respectively, means for selecting an optimum combination of these weight signals which satisfies a predetermined condition, and means for discharging the product from those weighing units corresponding to the selected combination for deliver a batch of product satisfying the prescribed condition; in which, as the feature of invention, each weighing unit is provided with a plurality of weighing chambers and a single weigher or weight sensor for providing a weight signal indicative of the total weight of all weighing chambers and associated with loading means for selectively loading the weight chambers with product and means for detecting the weight of product in each weighing chamber and storing it, and the combination selecting means and the discharging means are arranged to select the optimum combination from all weighing chambers of all weighing units and discharge the product from those weighing chambers corresponding to the selected combination.