Sample fluid dispensing apparatus for chemical testing apparatus
Abstract
Abstract A SAMPLE PICK UP AND DISPENSING APPARATUS FOR PICKING UP SAMPLES TO BE TESTED FROM A SAMPLE CONTAINER AND DISCHARGING THEM INTO A PLURALITY OF TESTING CONTAINERS. A WATER FILLED PICK UP AND DISPENSING CONDUIT ACTUATED BY A CYLINDER AND PISTON ASSEMBLY FOR PROVIDING ACCURATE HANDLING OF THE SAMPLES. AN AIR INTERFACE PISTON AND CYLINDER ASSEMBLY CONNECTED TO THE CONDUIT AND CLEANING MEANS CONNECTED TO THE CONDUIT FOR FLUSHING WATER THERETHROUGH THEREBY PREVENTING DILUTION OF THE SAMPLE AND CROSS-CONTAMINATION BETWEEN DIFFERENT SAMPLES. MEANS FOR EXPELLING A PORTION OF THE TEST SAMPLE BACK INTO THE SAMPLE CONTAINER PRIOR TO DISPENSING SAMPLES INTO THE TESTING CONTAINERS TO INSURE CONSTANT DELIVERY OF THE SAMPLES TO THE TESTING CONTAINERS.
Inventors
- 👤 J Moran
Bibliographic Details
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |