Underground cable laying implement
Abstract
Abstract A VEHICLE SUPPORTED IMPLEMENT WHICH HAS AN ELONGATED, THIN, FLAT BLADE FIXED TO AN OSCILLATING MECHANISM CARRIED BY A SUPPORT. THE BLADE IS RAPIDLY RECIPROCATED TO A FORM A DEEP, NORROW, CONTINUOUS SLIT AND SUPPORTS A CABLE GUIDE TO SIMULTANEOUSLY LAY A CONTINUOUS LENGTH OF CABLE ALONG THE BOTTOM OF THE SLIT. THE SUPPORT IS ISOLATED FROM A FRAME ON THE VEHICLE BY TORQUE CUSHIONING ELEMENTS EACH INCLUDING AN ELASTIC MEMBER BONDED TO AN INNER MEMBER WHICH IS CONNECTED TO EACH END OF LINKS EXTENDING BETWEEN THE FRAME AND THE SUPPORT. EACH ELASTIC MEMBER IS FIXEDLY SECURED TO EITHER THE FRAME OR THE SUPPORT SO THAT THE ELASTIC MEMBER ABSORB THE RECIPROCAL MOVEMENT OF THE SUPPORT AND SUBSTANTIALLY ISOLATE THE FRAME FROM THE SUPPORT.
Inventors
- 👤 Charles J Davis
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 |