US3096779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual characteristic additive feeding system
Assignee: Individual
•
Filing: 1959-11-24
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Granted: 1963-07-09
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Expires: 1979-11-24
Abstract
No abstract record available.
Inventors
- 👤 Kraft Alfred
- 👤 Kampf Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:22
CPC Classifications
B; B01; B01J; B01J4/00; B01J4/008; G; G05; G05D; G05D11/00; G05D11/02; G05D11/13; G05D11/135; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2529; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
A SYSTEM FOR CONTROLLING THE QUANTITY OF A TREATING MATERIAL TO BE FED TO A FLUID WHICH VARIES IN TWO CHARACTERISTICS TO MAINTAIN A PREDETERMINED TREATING EFFECT, COMPRISING FIRST AND SECOND MEANS FOR MEASURING EACH OF SAID CHARACTERISTICS, FIRST AND SECOND REVERSIBLE IMPULSE COUNTERS, MEANS INCLUDING MULTIPLYING MEANS CONNECTED TO SAID MEASURING MEANS AND TO SAID IMPULSE COUNTER TO TRANSMIT DURING THE FIRST PART OF ONE CYCLE OF OPERATION MEASUREMENTS FROM SAID MEASURING MEANS TO THE FIRST IMPULSE COUNTER TO ADVANCE THE SAME, A REVESR IMPULSE TRANSMITTER CONNECTED TO THE SECOND IMPULSE COUNTER DURING SUCH PART OF THE CYCLE TO RETURN THE SAME TO ZERO POSITION, MEANS TO TRANSMIT DURING ANOTHER PART OF THE CYCLE MEASUREMENTS FROM SAID MEASURING MEANS TO THE SECOND IMPULSE COUNTER, SAID REVERSE IMPULSE TRANSMITTER BEING CONNECTED TO SAID FIRST IMPULSE COUNTER DURING SUCH OTHER PART OF THE CYCLE TO RETURN THE SAME TO ZERO POSITION, FEEDING MEANS, AND MEANS CONNECTED TO THE SECOND IMPULSE COUNTER DURING SUCH FIRST PART OF THC CYCLE AND TO THE FIRST IMPULSE COUNTER DURING SUCH OTHER PART OF THE CYCLE TO CONTROL SAID FEEDING MEANS IN DEPENDENCE ON THE TIME REQUIRED FOR SUCH IMPULSE COUNTER TO RETURN TO ZERO.
Claim 2
Independent Claim
199 words
A SYSTEM FOR CONTROLLING THE QUANTITY OF A TREATING MATERIAL TO BE FED TO A FLUID WHICH VARIES IN TWO CHARACTERISTICS TO MAINTAIN A PREDETERMINED TREATING EFFECT, COMPRISING FIRST AND SECOND MEANS FOR MEASURING EACH OF SAID CHARACTERISTICS, FIRST AND SECOND REVERSIBLE IMPULSE COUNTERS, MEANS INCLUDING MULTIPLYING MEANS CONNECTED TO SAID MEASURING MEANS AND TO SAID IMPULSE COUNTER TO TRANSMIT DURING THE FIRST PART OF ONE CYCLE OF OPERATION MEASUREMENTS FROM SAID MEASURING MEANS TO THE FIRST IMPULSE COUNTER TO ADVANCE THE SAME, A REVESR IMPULSE TRANSMITTER CONNECTED TO THE SECOND IMPULSE COUNTER DURING SUCH PART OF THE CYCLE TO RETURN THE SAME TO ZERO POSITION, MEANS TO TRANSMIT DURING ANOTHER PART OF THE CYCLE MEASUREMENTS FROM SAID MEASURING MEANS TO THE SECOND IMPULSE COUNTER, SAID REVERSE IMPULSE TRANSMITTER BEING CONNECTED TO SAID FIRST IMPULSE COUNTER DURING SUCH OTHER PART OF THE CYCLE TO RETURN THE SAME TO ZERO POSITION, FEEDING MEANS, AND MEANS CONNECTED TO THE SECOND IMPULSE COUNTER DURING SUCH FIRST PART OF THC CYCLE AND TO THE FIRST IMPULSE COUNTER DURING SUCH OTHER PART OF THE CYCLE TO CONTROL SAID FEEDING MEANS IN DEPENDENCE ON THE TIME REQUIRED FOR SUCH IMPULSE COUNTER TO RETURN TO ZERO.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |