Patent US2737592A successfully refreshed from Google Patents.
US2737592A
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Density responsive apparatus
Assignee: Ohmart Corp
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Filing: 1953-10-13
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Granted: 1956-03-06
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Expires: 1973-10-13
Abstract
No abstract record available.
Inventors
- 👤 Philip E Ohmart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:24
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/02; G01N23/06; G01N23/10; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/284; G01F23/288; G01N27/00; G01N27/62; G01N27/64; G01N27/66; G01N23/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
APPARATUS FOR MEASURING THE LEVEL OF A MATERIAL WITHIN A CONTAINER, SAID APPARATUS COMPRISING A STRIP CELL, INCLUDING A PLURALITY OF RADIANT ENERGY ELECTRIC GENERATORS IN VERTICAL JUXTAPOSITION, SAID RADIANT ENERGY ELECTRIC GENERATORS BEING CONNECTED IN PARALLEL ELECTRICAL RELATIONSHIP, A SOURCE OF RADIATION DISPOSED IN SPACED RELATIONSHIP WITH SAID STRIP CELL, AND DISPOSED RELATIVE TO SAID CONTAINER SO THAT A PORTION OF THE RADIATION EMITTED FROM SAID SOURCE PASSES THROUGH SAID MATERIAL AND IMPINGES UPON SAID CELL, A COMPENSATING CELL CONNECTED IN PARALLEL OPPOSED RELATIONSHIP WITH SAID STRIP CELL, AND MEANS RESPONSIVE TO THE OUTPUT SIGNAL OF SAID CELLS FOR INDICATING MATERIAL LEVEL.
Claim 2
Dependent Claim
103 words
APPARATUS FOR MEASURING THE LEVEL OF A MATERIAL WITHIN A CONTAINER, SAID APPARATUS COMPRISING A STRIP CELL, INCLUDING A PLURALITY OF RADIANT ENERGY ELECTRIC GENERATORS IN VERTICAL JUXTAPOSITION, SAID RADIANT ENERGY ELECTRIC GENERATORS BEING CONNECTED IN PARALLEL ELECTRICAL RELATIONSHIP, A SOURCE OF RADIATION DISPOSED IN SPACED RELATIONSHIP WITH SAID STRIP CELL, AND DISPOSED RELATIVE TO SAID CONTAINER SO THAT A PORTION OF THE RADIATION EMITTED FROM SAID SOURCE PASSES THROUGH SAID MATERIAL AND IMPINGES UPON SAID CELL, A COMPENSATING CELL CONNECTED IN PARALLEL OPPOSED RELATIONSHIP WITH SAID STRIP CELL, AND MEANS RESPONSIVE TO THE OUTPUT SIGNAL OF SAID CELLS FOR INDICATING MATERIAL LEVEL.
References Cited (Backward Citations)
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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) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |