Mixing dispenser having common feed line
Abstract
Abstract A MACHINE FOR METERING AND MIXING TOGETHER TWO FLUIDS AND THEN DISPENSING THE MIXTURE. A FEED LINE, WITH TWO INPUT BRANCHES FOR RECEIVING THE TWO LIQUIDS TO BE MIXED IS CONNECTED TO AN INPUT TERMINAL OF A THREE TERMINAL, TWO POSITION VALVE. A SUCTION PUMP IS CONNECTED TO A SECOND TERMINAL OF THE VALVE, AND WHEN SAID VALVE IS IN A FIRST POSITION DRAWS INTO THE PUMP THE FLUIDS FROM THE FEED LINE. THE PUMP DISPENSES SAID DRAWN LIQUID THROUGH A THIRD OR OUTPUT TERMINAL OF THE VALVE WHEN SAID VALVE IS IN ITS SECOND POSITION. PREFERABLY, A POSITIVE DISPLACEMENT PUMP MAY BE INCLUDED IN ONE OF SAID BRANCHES OF THE FEED LINE FOR APPLYING A PREDETERMINED AMOUNT OF ONE FLUID TO THE FEED LINE.
Inventors
- 👤 Joseph E Pierce
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) | 1975-11-14 | 1976-05-15 | 1976-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-14 | 1980-05-15 | 1980-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-14 | 1984-05-15 | 1984-11-14 | $7700.00 | Window Closed / Lapsed |