US3092818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle load indicator
Assignee: POTSCHKA ENTERPRISES Ltd
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Filing: 1961-02-17
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Granted: 1963-06-04
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Expires: 1981-02-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Potschka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:21
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/08; G01G19/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
166 words
A LOAD INDICATOR COMPRISING A FLAT REFERENCE COIL, ELECTRIC RESISTANCE-VARYING MEANS INCLUDING TWO RELATIVELY MOVABLE COMPONENTS, PIVOT MEANS MOUNTING SAID REFERENCE COIL FOR SWINGING RELATIVE TO ONE OF SAID RESISTANCE-VARYING MEANS COMPONENTS IN RESPONSE TO VARIATIONS IN A LOAD TO BE INDICATED, A FLAT INDICATOR-ACTIVATING COIL CONNECTED IN CIRCUIT WITH SAID REFERENCE COIL, PIVOT MEANS COAXIAL WITH SAID FIRST PIVOT MEANS AND MOUNTING SAID INDICATORACTIVATING COIL FOR TURNING WITH THE OTHER COMPONENT OF SAID RESISTANCE-VARYING MEANS AND RELATIVE TO SAID REFERENCE COIL, ELECTRIC ENERGIZING MEANS CONNECTED TO SAID REFERENCE COIL AND SAID INDICATOR-ACTIVATING COIL AND OPERABLE BY ENERGIZATION OF SAID COILS TO EFFECT TURNING OF SAID INDICATOR-ACTIVATING COIL INTO PARALLEL RELATIONSHIP TO SAID REFERENCE COIL IRRESPECTIVE OF THE POSITION OF SAID REFERENCE COIL RELATIVE TO SAID RESISTANCE-VARYING MEANS, AND INDICATOR MEANS OPERATIVELY CONNECTED TO SAID RESISTANCE-VARYING MEANS AND OPERABLE TO INDICATE THE CHANGE IN RESISTANCE EFFECTED BY TURNING OF SAID INDICATOR-ACTIVATING COIL AND THE COMPONENT OF SAID RESISTANCE-VARYING MEANS MOVABLE THEREWITH RELATIVE TO SAID REFERENCE COIL.
References Cited (Backward Citations)
US2473682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |