US3084797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Level detector
Assignee: NUCLEAR Corp OF AMERICA Inc
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Filing: 1959-04-07
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Granted: 1963-04-09
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Expires: 1979-04-07
Abstract
No abstract record available.
Inventors
- 👤 John R Niles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:02
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/30; B65B1/48; G; G01; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/284; G01F23/288; G01F23/2885; G01N; G01N23/00; G01N23/02; G01N23/06; G01N23/10; G01T; G01T1/00; G01T1/16; G01T1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN COMBINATION, A PAIR OF PHOTOCELLS, A RADIATION DETECTOR MOUNTED BETWEEN SAID PHOTOCELLS, MEANS FOR TRANSMITTING LIGHT ALONG A GENERALLY HORIZONTAL PREASSIGNED PATH TOWARD SAID PHOTOCELLS, MEANS FOR TRANSMITTING RADIATIONS ALONG A PATH GENERALLY PARALLEL TO SAID PREASSIGNED PATH TOWARD SAID DETECTOR, MEANS FOR MOVING CONTAINERS THROUGH SAID LIGHT AND RADIATION PATHS, A FIRST BISTABLE CIRCUIT CONNECTED TO CHANGE STATE UPON THE INTERRUPTION OF LIGHT TO SAID PHOTOCELLS, A SECOND BISTABLE CIRCUIT CONNECTED TO CHANGE STATE UPON THE INTERRUPTION OF RADIATIONS TO SAID DETECTOR, AN OUTPUT CIRCUIT CONNECTED TO RECEIVE SIGNALS BY SAID TWO BISTABLE CIRCUITS, REJECTION APPARATUS, AND MEANS RESPONSIVE TO THE ENERGIZATION OF SAID OUTPUT CIRCUIT FOR OPERATING SAID REJECTION APPARATUS TO SEPARATE UNFILLED CONTAINERS FROM FILLED CONTAINERS.
Claim 2
Dependent Claim
120 words
IN COMBINATION, A PAIR OF PHOTOCELLS, A RADIATION DETECTOR MOUNTED BETWEEN SAID PHOTOCELLS, MEANS FOR TRANSMITTING LIGHT ALONG A GENERALLY HORIZONTAL PREASSIGNED PATH TOWARD SAID PHOTOCELLS, MEANS FOR TRANSMITTING RADIATIONS ALONG A PATH GENERALLY PARALLEL TO SAID PREASSIGNED PATH TOWARD SAID DETECTOR, MEANS FOR MOVING CONTAINERS THROUGH SAID LIGHT AND RADIATION PATHS, A FIRST BISTABLE CIRCUIT CONNECTED TO CHANGE STATE UPON THE INTERRUPTION OF LIGHT TO SAID PHOTOCELLS, A SECOND BISTABLE CIRCUIT CONNECTED TO CHANGE STATE UPON THE INTERRUPTION OF RADIATIONS TO SAID DETECTOR, AN OUTPUT CIRCUIT CONNECTED TO RECEIVE SIGNALS BY SAID TWO BISTABLE CIRCUITS, REJECTION APPARATUS, AND MEANS RESPONSIVE TO THE ENERGIZATION OF SAID OUTPUT CIRCUIT FOR OPERATING SAID REJECTION APPARATUS TO SEPARATE UNFILLED CONTAINERS FROM FILLED CONTAINERS.
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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |