Patent US3073330A successfully refreshed from Google Patents.
US3073330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic reagent regulator
Assignee: Individual
•
Filing: 1961-02-13
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Granted: 1963-01-15
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Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Arthur P Fattor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:26
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/75; G01N21/77; G01N21/78; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2499; Y10T137/2509; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A REPEAT CYCLE TIMER FOR A WATER CHLORINATOR, THE COMBINATION COMPRISING A TUBE AND A PHOTOCELL SENSING THE OPAQUE CONDITION OF LIQUID PASSING THROUGH THE TUBE, A MAIN GROUP OF SWITCHES, A SECONDARY GROUP OF SWITCHES AND SIMULTANEOUSLY DRIVEN CAMS CONTROLLING SAID SWITCHES, THE CAMS OF SAID SECONDARY SWITCHES OPERATING ITS SWITCHES AT A MULTIPLE OF THE RATE OF THE CAM OPERATION OF THE MAIN SWITCHES, A FOURTH SWITCH OF THE MAIN GROUP OF SWITCHES BEING IN SERIES WITH A FIRST AND SECOND PARALLELED SWITCH OF THE SECONDARY GROUP OF SWITCHES, A SOLENOID CONTROLLED VALVE FOR FEEDING INDICATING REAGENT TO SAID TUBE, SAID FIRST PARALLED SWITCH CONTROLLING SAID VALVE TO MOMENTARILY OPEN THE SAME TO FEED INDICATING FLUID TO SAID TUBE, A RELAY IN SERIES WITH THE PHOTOCELL, SAID SECOND PARALLELED SWITCH CONTROLLING SAID RELAY, CONTROLLED BY THE OUTPUT FROM SAID
Claim 2
Dependent Claim
142 words
IN A REPEAT CYCLE TIMER FOR A WATER CHLORINATOR, THE COMBINATION COMPRISING A TUBE AND A PHOTOCELL SENSING THE OPAQUE CONDITION OF LIQUID PASSING THROUGH THE TUBE, A MAIN GROUP OF SWITCHES, A SECONDARY GROUP OF SWITCHES AND SIMULTANEOUSLY DRIVEN CAMS CONTROLLING SAID SWITCHES, THE CAMS OF SAID SECONDARY SWITCHES OPERATING ITS SWITCHES AT A MULTIPLE OF THE RATE OF THE CAM OPERATION OF THE MAIN SWITCHES, A FOURTH SWITCH OF THE MAIN GROUP OF SWITCHES BEING IN SERIES WITH A FIRST AND SECOND PARALLELED SWITCH OF THE SECONDARY GROUP OF SWITCHES, A SOLENOID CONTROLLED VALVE FOR FEEDING INDICATING REAGENT TO SAID TUBE, SAID FIRST PARALLED SWITCH CONTROLLING SAID VALVE TO MOMENTARILY OPEN THE SAME TO FEED INDICATING FLUID TO SAID TUBE, A RELAY IN SERIES WITH THE PHOTOCELL, SAID SECOND PARALLELED SWITCH CONTROLLING SAID RELAY, CONTROLLED BY THE OUTPUT FROM SAID
References Cited (Backward Citations)
US1960615A
Cited
US2962610A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |