Patent US3221786A successfully refreshed from Google Patents.
US3221786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Veneer lathe
Assignee: Individual
•
Filing: 1962-10-01
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Granted: 1965-12-07
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Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 Melvin M Whipple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:32
CPC Classifications
B; B27; B27L; B27L5/00; B27L5/02; B27L5/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
IN A VENEER LATHE INCLUDING A STRONGBACK, THE IMPROVEMENT COMPRISING, A QUICK-RELEASABLE, SPLIT BEARING HOLDER MOUNTED RIGIDLY ON ONE END OF THE STRONGBACK, TUBULAR RADIAL-AND-THRUST BEARING MEANS REMOVABLY MOUNTED IN THE BEARING HOLDER, A SHAFT HAVING A SHANK PORTION FIXED IN THE BEARING MEANS AND A SPROCKET PORTION AT ONE END THEREOF POSITIONED BEYOND ONE END OF THE BEARING MEANS, THE SHAFT ALSO BEING PROVIDED WITH AN AXIAL PASSAGE THERETHROUGH HAVING A FIRST END PORTION OF A PREDETERMINED CROSS-SECTIONAL SIZE AT SAID ONE END THEREOF, A SECOND PORTION AT THE OTHER END THEREOF OF LESS THAN SAID PREDETERMINED CROSS-SECTIONAL SIZE AND EXTENDING AT LEAST SUBSTANTIALLY COEXTENSIVELY WITH THE BEARING MEANS, AND A SHORT TAPERED PORTION JOINING THE FIRST END PORTION AND THE SECOND PORTION, A PRESSURE ROLL HAVING A FIRST PORTION FITTING CLOSELY INTO THE FIRST END PORTION OF THE PASSAGE, A SECOND END PORTION FITTING CLOSELY INTO THE SECOND PORTION OF THE SHAFT, AND A SHOFT TAPERED PORTION FITTING CLOSELY IN THE TAPERED PORTION OF THE PASSAGE, THE SECOND, END PORTION OF THE PRESSURE ROLL BEING THREADED AND EXTENDING BEYOND THE BEARING MEANS, AND NUT MEANS SCREWED ONTO THE THREADED END PORTION OF THE PRESSURE ROLL AND ENGAGING AN END OF THE SHAFT AND PULLING THE PRESSURE ROLL TIGHTLY INTO THE SHAFT, THE PRESSURE ROLL AND THE SHAFT BEING KEYED TOGETHER.
Claim 2
Dependent Claim
222 words
IN A VENEER LATHE INCLUDING A STRONGBACK, THE IMPROVEMENT COMPRISING, A QUICK-RELEASABLE, SPLIT BEARING HOLDER MOUNTED RIGIDLY ON ONE END OF THE STRONGBACK, TUBULAR RADIAL-AND-THRUST BEARING MEANS REMOVABLY MOUNTED IN THE BEARING HOLDER, A SHAFT HAVING A SHANK PORTION FIXED IN THE BEARING MEANS AND A SPROCKET PORTION AT ONE END THEREOF POSITIONED BEYOND ONE END OF THE BEARING MEANS, THE SHAFT ALSO BEING PROVIDED WITH AN AXIAL PASSAGE THERETHROUGH HAVING A FIRST END PORTION OF A PREDETERMINED CROSS-SECTIONAL SIZE AT SAID ONE END THEREOF, A SECOND PORTION AT THE OTHER END THEREOF OF LESS THAN SAID PREDETERMINED CROSS-SECTIONAL SIZE AND EXTENDING AT LEAST SUBSTANTIALLY COEXTENSIVELY WITH THE BEARING MEANS, AND A SHORT TAPERED PORTION JOINING THE FIRST END PORTION AND THE SECOND PORTION, A PRESSURE ROLL HAVING A FIRST PORTION FITTING CLOSELY INTO THE FIRST END PORTION OF THE PASSAGE, A SECOND END PORTION FITTING CLOSELY INTO THE SECOND PORTION OF THE SHAFT, AND A SHOFT TAPERED PORTION FITTING CLOSELY IN THE TAPERED PORTION OF THE PASSAGE, THE SECOND, END PORTION OF THE PRESSURE ROLL BEING THREADED AND EXTENDING BEYOND THE BEARING MEANS, AND NUT MEANS SCREWED ONTO THE THREADED END PORTION OF THE PRESSURE ROLL AND ENGAGING AN END OF THE SHAFT AND PULLING THE PRESSURE ROLL TIGHTLY INTO THE SHAFT, THE PRESSURE ROLL AND THE SHAFT BEING KEYED TOGETHER.
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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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |