Load cell
Abstract
Abstract A LOAD CELL COMPRISING, IN COMBINATION, A BENDING BEAM, A BASE FOR RIGIDLY SUPPORTING ONE END OF THE BEAM WHILE THE OTHER BEAM END IS FREE TO MOVE, CONNECTING MEANS HAVING INNER AND OUTER PORTIONS, SINGLE FLEXIBLE SEALING MEANS FOR HERMETICALLY SEALING THE LOAD CELL CONNECTED TO SAID CONNECTING MEANS FORMING A SEALED SPACE, SAID INNER AND OUTER CONNECTING MEANS PORTIONS HAVING, RESPECTIVELY, AN INNER SIDE CONNECTED TO THE MOVABLE BEAM END AND AN OUTER OPPOSITE SIDE OUTSIDE THE SEALED SPACE, A LOAD RECEIVER FOR RECEIVING FORCES TO BE MEASURED CONNECTED TO SAID OUTER PORTION, AND LOAD RESPONSIVE MEANS OPERATIVELY CONNECTED TO THE BEAM. THIS STRUCTURE RESULTS IN ANY RESULTANT FORCE DUE TO VARIATIONS IN AIR PRESSURE ON THE SEALING MEANS AND CONNECTING MEANS BEING GENERALLY PERPENDICULAR TO FORCES SENSED BY THE LOAD CELL.
Inventors
- 👤 Aniese E Seed
Bibliographic Details
Claims Analysis
Total Claims: 0References 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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |