Method and apparatus for checking the weight of consignments assembled in containers
First Claim
1. A method for checking the weight of consignments assembled in containers, comprising the steps of measuring the net weight of an empty container being introduced for passage on a conveyor belt and transmitting the weight to a consignment computer, measuring the weight of said container filled with the articles of the consignment during passage and transmitting the weight to said computer, determining the difference of said two weights as the actual weight of the consignment and comparing the actual weight against the fed-in normal weight of the consignment in question, whereupon in case of a deviation of said actual weight from said nominal weight above a predetermined tolerance boundary the container in question is sorted out and the other containers are conveyed on, reading a recognition code associated with each of said containers during the weighing process and transmitting said code to said computer, transmitting said measured weights to said consignment computer as soon as the empty and filled weights are determined, comparing said empty weight with said filled weight of the same container to each other in relation to a recognition code, and determining the proper comparison of the weights.
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Accused Products
Abstract
The invention describes a method for checking the weight of consignments assembled in containers, where the net weight of a container is measured during the passage and transmitted to a consignment computer, the weight of the container filled with the articles of this consignment is also measured in the passage and transmitted to the computer, which ascertains the difference of the two weights as the actual weight of the consignment and compares it against the fed-in nominal weight of the consignment in question, whereupon in case of a deviation of the actual weight from the nominal weight above a predetermined tolerance boundary the container in question is sorted out.
27 Citations
2 Claims
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1. A method for checking the weight of consignments assembled in containers, comprising the steps of measuring the net weight of an empty container being introduced for passage on a conveyor belt and transmitting the weight to a consignment computer, measuring the weight of said container filled with the articles of the consignment during passage and transmitting the weight to said computer, determining the difference of said two weights as the actual weight of the consignment and comparing the actual weight against the fed-in normal weight of the consignment in question, whereupon in case of a deviation of said actual weight from said nominal weight above a predetermined tolerance boundary the container in question is sorted out and the other containers are conveyed on, reading a recognition code associated with each of said containers during the weighing process and transmitting said code to said computer, transmitting said measured weights to said consignment computer as soon as the empty and filled weights are determined, comparing said empty weight with said filled weight of the same container to each other in relation to a recognition code, and determining the proper comparison of the weights.
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2. An apparatus for checking the weight of consignments assembled in containers, comprising a weighbridge of a weighing device, coupled to a driven conveyor belt, said weighbridge arranged to weigh the containers moving on said driven conveyor, a pulse generator mounted adjacent said driven conveyor, said at least one pulse generator being connected to a computer and weighbridge by a signal line and being arranged to transmit the values measured by said weighbridge to said computer in response to the passage of the container.
Specification