Spraying apparatus
Abstract
Abstract AN APPARATUS FOR SPRAYING CHEMICALS FROM A VEHICLE. A WATER SUPPLY AND ONE OR MORE CONTAINERS FOR CHEMICALS FORMULATED AS SOLUTIONS OR SUSPENSIONS ARE PROVIDED. THE WATER SUPPLY IS CONNECTED TO THE SPRAY NOZZLES THROUGH A WATER SUPPLY LINE, AND MEANS IS PROVIDED TO PRODUCE A STANDARD PRESSURE IN THE WATER SUPPLY LINE. AT LEAST ONE CHEMICAL SUPPLY LINE IS CONNECTED FROM EACH CHEMICAL CONTAINER TO THE WATER SUPPLY LINE, EACH CHEMICAL SUPPLY LINE BEING PROVIDED WITH MEANS TO PRODUCE AN EXCESSIVE PRESSURE DROP ALONG IT AND PRESSURE RELEASE MEANS TO REDUCE THE FLOW RATE CAUSED BY THIS PRESSURE DROP TO THAT REQUIRE. THE PRESSURE RELEASE MEANS IS ADAPTED TO CONTROL, ACCORDING TO VEHICLE SPEED, THE RESISTANCE TO FLOW SO THAT THE RATE OF FLOW OF CHEMICAL IS PROPORTIONAL TO VEHICLE SPEED.
Inventors
- 👤 Alexander Allan Ross
Bibliographic Details
Claims Analysis
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |