US3374812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Positioning and retaining device system for logs in a high capacity sawmill employing a horizontal traversing bandsaw adjustably mounted over the log being sawed
Assignee: Individual
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Filing: 1964-06-26
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Granted: 1968-03-26
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Expires: 1984-06-26
Abstract
No abstract record available.
Inventors
- 👤 Charles E Mcmanama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:26
CPC Classifications
B; B27; B27B; B27B29/00; Y; Y10; Y10T; Y10T83/00; Y10T83/707; Y10T83/7195; Y10T83/722; Y10T83/748; Y10T83/7487; Y10T83/758
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN A SAWMILL HAVING A HORIZONTAL BANDSAW WHICH TRAVERSES IN SAWING UPON PAIRED SIDE RAILS WHICH STRADDLE A LOG, A MECHANISM TO ADJUSTABLY SUPPORT SAID RAILS AS DESIRED TO SAW DIMENSIONS OF LUMBER FROM SAID LOG, AND A LOG CARRIAGE TO SUPPORT THE LOG; A LOG CARRIAGE COMPRISING POWERABLE AND REVERSIBLE ROLLS IN A ROLL CASE ALIGNED BENEATH AND WITH SAID RAILS, AND A NUMBER OF LOG ENGAGING VISES HAVING PAIRED LATERALLY OPENING JAWS EXTENDING UPWARD THROUGH THE ROLL CASE BETWEEN THE ROLLS AT APPROPRIATE INTERVALS BENEATH AND BETWEEN SAID RAILS, A MEANS IN EACH SAID VISE OPERATING THE JAWS THEREOF SO THE LOG WILL BE HELD IN A CENTERED POSITION UNDER THE SAW, AND A MEANS TO RAISE AND LOWER SAID VISES FROM THEIR POSITIONS BETWEEN THE ROLLS.
Claim 2
Dependent Claim
129 words
IN A SAWMILL HAVING A HORIZONTAL BANDSAW WHICH TRAVERSES IN SAWING UPON PAIRED SIDE RAILS WHICH STRADDLE A LOG, A MECHANISM TO ADJUSTABLY SUPPORT SAID RAILS AS DESIRED TO SAW DIMENSIONS OF LUMBER FROM SAID LOG, AND A LOG CARRIAGE TO SUPPORT THE LOG; A LOG CARRIAGE COMPRISING POWERABLE AND REVERSIBLE ROLLS IN A ROLL CASE ALIGNED BENEATH AND WITH SAID RAILS, AND A NUMBER OF LOG ENGAGING VISES HAVING PAIRED LATERALLY OPENING JAWS EXTENDING UPWARD THROUGH THE ROLL CASE BETWEEN THE ROLLS AT APPROPRIATE INTERVALS BENEATH AND BETWEEN SAID RAILS, A MEANS IN EACH SAID VISE OPERATING THE JAWS THEREOF SO THE LOG WILL BE HELD IN A CENTERED POSITION UNDER THE SAW, AND A MEANS TO RAISE AND LOWER SAID VISES FROM THEIR POSITIONS BETWEEN THE ROLLS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |