Apparatus for weighing powder materials
AssigneeNGK Insulators, Ltd.
InventorsAkira Narukawa, Yoshimoto Kosegawa
Life of this patent
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Abstract
An apparatus for automatically and accurately weighing powder materials comprising powder containers containing powder materials, respectively, to be weighed, powder cups for directly receiving powder material from the powder containers, respectively, and means for automatically feeding the powder material from one of the powder containers to one of the weighing cups through a feeder is disclosed. Each of the powder containers is integrally provided with the feeder so that one powder material fed into the weighing cup through the feeder is prevented from contaminating with other powder materials and therefore, the powder material can be accurately weighed. The powder container includes means for improving the accuracy of weighing.
Claims13
An apparatus for automatically weighing powder materials comprising a plurality of powder containers for containing each of the powder materials to be weighed and having a feeder integrally formed therewith, a plurality of weighing cups for directly receiving each of the powder materials from the powder containers through the feeder thereof, means for weighing the powder material in the weighing cup, means for feeding the powder material to the weighing cup from the powder container and a controller for controlling the feed of the powder material by comparing the weighing weight of the powder material with a predetermined target weight.
Dependencies are inferred from the claim text.