Sampling apparatus
Abstract
Abstract APPARATUS TO PERIODICALLY WITHDRAW SAMPLE AMOUNTS OF FREE FLOWING MATERIAL FROM A CONTINUOUS STREAM OF SUCH MATERIAL FOR PURPOSES OF TESTING SAID SAMPLES. SUCH MATERIALS MAY BE IN A PRESSURIZED OR NON-PRESSURIZED TUBE, CONDUIT OR CHUTE AND THE SAMPLE IS OBTAINED BY EXTENDING A SAMPLE GATHERING APPARATUS INTO THE TUBE OR CONDUIT CAPABLE OF INTERCEPTING A PORTION OF THE MOVING MATERIAL AND THEN RETRACTING THE SAMPLE. THE REMOVAL OF THE SAMPLE FROM THE SAMPLING DEVICE IS ACCOMPLISHED BY A CONTROLLED BLAST OF AIR UNDER PRESSURE TO MOVE THE MATERIAL INTO AN APPROPRIATE SAMPLE COLLECTING CONTAINER. THIS SAMPLING APPARATUS IS USABLE WITH FREE FLOWING GRANULAR MATERIAL SUCH AS GRAIN AND THE LIKE AND ALSO WITH FLUIDS.
Inventors
- 👤 John E Spence
- 👤 Andrew Clark Elbert
Bibliographic Details
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