| 摘要 |
<p>A dispenser 10 for dispensing a measured amount of material, comprising an adjustable feeder 12, at least one electrostatic or electromagnetic radiation sensor 18 located in relation to the feeder 12 to provide a signal indicative of the amount of material fed therefrom, and a controller connection 30 to receive that signal from the sensor 18, and, in the event that that amount is outside a predetermined tolerance of a desired amount, to adjust the feeder 12 accordingly and/or to reject an amount fed from the feeder 12 accordingly. The present invention extends to a method of dispensing a measured amount of material using a dispenser 10 and a flow measurement apparatus. The invention is particularly suitable for use in dispensing particulate ,materials for the pharmaceutical, food, veterinary or cosmetic industries.</p> |
