APPARATUS AND METHOD FOR STORING AND DISPENSING MATERIAL, ESPECIALLY IN MICRO QUANTITIES AND IN COMBINATION WITH LIMITED STARTING AMOUNTS

摘要

The invention is directed to a dispensing unit suitable to precise! dispense material in powder and/or granular form. The dispensing device comprises a gate valve opening sealingl closed b a blend. A control unit, which is interconnected to a scaling device, controls the opening of the gate valve opening b the position of the blend. The precise amount of the material is adjusted in relation to the signal of the scaling device.