Apparatus for debranching and/or debarking felled trees
Abstract
Abstract D R A W I N G AN APPARATUS FOR DEBRANCHING AND/OR DEBRAKING FELLED TREES COMPRISING UPPER AND LOWER VERTICALLY DISPLACEABLE SUPPORTS EACH HAVING STATIONARY, ROTATABLY MOUNTED GUIDE PINIONS, INPUT PINIONS AND OUTPUT PINIONS FOR EACH OF AT LEAST TWO ENDLESS CHAIN CUTTERS PASSING BETWEEN THE SUPPORTS. TWO MOTORS ARE OPERATIVELY CONNECTED TO EACH CHAIN TO DRIVE IT IN TRACTION AND THRUST. THE INPUT AND OUTPUT PINIONS ARE ARRANGED TANGENTIALLY TO THE PERIPHERY OF THE TRUNK SO THAT THE CUTTERS RUN IN OPPOSITE DIRECTIONS ALONG OVERLAPPING, OPPOSED PERIPHERAL PORTIONS OF THE TRUNK. TENSIONING MEANS ARE ALSO INCLUDED TO APPLY TENSION TO THE CHAIN CUTTERS SO THAT THEY WILL FOLLOW THE PROFILE OF THE TRUNK DURING PROCESSING.
Inventors
- 👤 Georg Wehr
- 👤 Gotthold Goetze
- 👤 Hans Heesch
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |