US3262475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood saws with holes for disposing of the saw dust
Assignee: Individual
•
Filing: 1962-01-29
•
Granted: 1966-07-26
•
Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Corlise M Sweet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:48
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/02; B27B33/06; Y; Y10; Y10T; Y10T83/00; Y10T83/242
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
THE METHOD OF SAWING A BOARD FROM A THICK SECTION OF WOOD, COMPRISING CUTTING WOOD CHIPS TO MAKE A KERF WITH TEETH ON THE EDGES OF A BLADER THAT ARE MOVING AT A SPEED OF OVER 5,000 FEET PER MINUTE, THE STEP OF DIRECTING THE FLOW OF SAID CHIPS TO THE SIDES OF SAID BLADE BY MEANS OF CHAMFERED GULLETS, ACCUMULATING PART OF SAID CHIPS IN THROUGH HOLES IN SAID BLADE AND CONVEYING SAID CHIPS OUT OF THE KERF WITH SAID THROUGH HOLES IN THE SIDE OF THE BLADE WHEREBY USING THIS METHOD TO CUT TIMBER OF THE SAME THICKNESS A THINNER MORE FLEXIBLE BLADE WITH SMALLER GULLETS
Claim 2
Independent Claim
108 words
THE METHOD OF SAWING A BOARD FROM A THICK SECTION OF WOOD, COMPRISING CUTTING WOOD CHIPS TO MAKE A KERF WITH TEETH ON THE EDGES OF A BLADER THAT ARE MOVING AT A SPEED OF OVER 5,000 FEET PER MINUTE, THE STEP OF DIRECTING THE FLOW OF SAID CHIPS TO THE SIDES OF SAID BLADE BY MEANS OF CHAMFERED GULLETS, ACCUMULATING PART OF SAID CHIPS IN THROUGH HOLES IN SAID BLADE AND CONVEYING SAID CHIPS OUT OF THE KERF WITH SAID THROUGH HOLES IN THE SIDE OF THE BLADE WHEREBY USING THIS METHOD TO CUT TIMBER OF THE SAME THICKNESS A THINNER MORE FLEXIBLE BLADE WITH SMALLER GULLETS
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |