Bearing support for piling
Abstract
Abstract A PILING SUPPORT FOR THE LOWER END OF PILINGS INCLUDES A PLURALITY OF TUBULAR LEG PORTIONS PIVOTED AT THEIR UPPER ENDS TO THE LOWER END OF THE PILING AND POSITIONED EQUIDISTANTLY AROUND THE LOWER END OF THE PILING, THE LEGS HAVING COMPACTING MEANS ASSOCIATED THEREWITH, AND MEANS FOR (1) LOCKING THE LEGS TOGETHER WHILE THE PILE IS BEING DRIVEN IN THE GROUND THE DESIRED DISTANCE AND FOR (2) UNLOCKING THE LEGS, THEREBY ALLOWING THE LEGS TO SPREAD AS THE PILING IS FURTHER DRIVEN INTO THE GROUND. THE COMPACT- ING MEANS ARE HALF-CONICAL SECTIONS ATTACHED TO EACH OF THE LEGS AND EXTENDING SUBSTANTIALLY THE LENGTH THEREOF, THE OUTER PERIPHERAL SURFACES OF THE CONICAL SECTIONS FACING INWARDLY AND SLOPING OUTWARDLY RELATIVE TO THE VERTICAL AXES OF THE LEGS MOVING FROM THE LOWER ENDS OF THE LEGS UPWARDLY.
Inventors
- 👤 Takeo Nojima
Bibliographic Details
Claims Analysis
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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) | 1974-11-08 | 1975-05-10 | 1975-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-08 | 1979-05-10 | 1979-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-08 | 1983-05-10 | 1983-11-09 | $7700.00 | Window Closed / Lapsed |