Patent US3253280A successfully refreshed from Google Patents.
US3253280A
Expired / Lapsed
US
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Inclinometer
Assignee: Individual
•
Filing: 1964-02-05
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Granted: 1966-05-24
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Expires: 1984-02-05
Abstract
No abstract record available.
Inventors
- 👤 Feyling Anders Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:03
CPC Classifications
G; G01; G01C; G01C9/00; G01C9/02; G01C9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
INCLINATION-MEASURING APPARATUS HAVING, IN A COMBINATION, AN INCLINABLE MEMBER CARRYING A PLURALTY OF ELECTRICAL CONTACT ELEMENTS DISPOSED AS SUCCESSIVE POSITIONS THEREALLNG, A CONDUCTIVE LIQUID MEDIUM CARRIED WITH THE MEMBER AND DISPOSED TO ESTABLISH ELECTRICAL CONNECTION WITH DIFFERENT NUMBERS OF SUCCESSIVE CONTACT ELEMENTS DEPENDING UPON THE DEGREE OF INCLINATION OF THE MEMBER, A PLURALITY OF ELECTRIC TERMINALS ONE CORRESPONDING TO AND CONNECTED WITH EACH CONTACT ELEMENT, SWITCHING MEANS OPERABLE SUCCESSIVELY T ENGAGE THE SUCCESSIVE TERMINALS OF THE PLURALITY OF ELECTRIC TERMINALS, A SINGLE INDICATING DEVICE HAVING AN ENERGIZATION CIRCUIT CONNECTED BETWEEN THE LIQUID MEDIUM AND THE SWITCHING MEANS FOR ENERGIZING SAID INDICATING DEVICE WHEN THE SWITCHING MEANS ENGAGES A TERMINAL CORRESPONDING TO A CONTACT ELEMENT ELECTRICALLY CONNECTED WITH THE LIQUID MEDIUM, A RECORDING MEDIUM FOR RECORDING THE INDICATIONS OF SAID INDICATING DEVICE, AND MEANS FOR MOVING SAID RECORDING MEDIUM PST A PREDETERMINED RECORDING REGION SYNCHRONOUSLY WITH THE OPERATION OF SAID SWITCHING MEANS TO PRODUCE SUCCESSIVE INDICATIONS ON SUCCESSIVE PORTIONS OF THE MOVED RECORDING MEDIUM CORRESPONDING TO INDICATIONS PRODUCED BY THE SWITCHING MEANS ENGAGING SUCCESSIVE TERMINALS IN TURN CORRESPONDING TO SUCCESSIVE CONTACT ELEMENTS CONNECTED WITH THE LIQUID MEDIUM.
Claim 2
Dependent Claim
186 words
INCLINATION-MEASURING APPARATUS HAVING, IN A COMBINATION, AN INCLINABLE MEMBER CARRYING A PLURALTY OF ELECTRICAL CONTACT ELEMENTS DISPOSED AS SUCCESSIVE POSITIONS THEREALLNG, A CONDUCTIVE LIQUID MEDIUM CARRIED WITH THE MEMBER AND DISPOSED TO ESTABLISH ELECTRICAL CONNECTION WITH DIFFERENT NUMBERS OF SUCCESSIVE CONTACT ELEMENTS DEPENDING UPON THE DEGREE OF INCLINATION OF THE MEMBER, A PLURALITY OF ELECTRIC TERMINALS ONE CORRESPONDING TO AND CONNECTED WITH EACH CONTACT ELEMENT, SWITCHING MEANS OPERABLE SUCCESSIVELY T ENGAGE THE SUCCESSIVE TERMINALS OF THE PLURALITY OF ELECTRIC TERMINALS, A SINGLE INDICATING DEVICE HAVING AN ENERGIZATION CIRCUIT CONNECTED BETWEEN THE LIQUID MEDIUM AND THE SWITCHING MEANS FOR ENERGIZING SAID INDICATING DEVICE WHEN THE SWITCHING MEANS ENGAGES A TERMINAL CORRESPONDING TO A CONTACT ELEMENT ELECTRICALLY CONNECTED WITH THE LIQUID MEDIUM, A RECORDING MEDIUM FOR RECORDING THE INDICATIONS OF SAID INDICATING DEVICE, AND MEANS FOR MOVING SAID RECORDING MEDIUM PST A PREDETERMINED RECORDING REGION SYNCHRONOUSLY WITH THE OPERATION OF SAID SWITCHING MEANS TO PRODUCE SUCCESSIVE INDICATIONS ON SUCCESSIVE PORTIONS OF THE MOVED RECORDING MEDIUM CORRESPONDING TO INDICATIONS PRODUCED BY THE SWITCHING MEANS ENGAGING SUCCESSIVE TERMINALS IN TURN CORRESPONDING TO SUCCESSIVE CONTACT ELEMENTS CONNECTED WITH THE LIQUID MEDIUM.
References Cited (Backward Citations)
GB354444A
Cited
US2338811A
Cited
US2910782A
Cited
US3029717A
Cited
US3137077A
Cited
US3157854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |