US3190326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chipper apparatus
Assignee: Individual
•
Filing: 1960-05-27
•
Granted: 1965-06-22
•
Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Standal George Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:05
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/007; B27C; B27C1/00; B27C1/005; B27L11/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A CHIPPER APPARATUS ADAPTED TO FORM SMOOTH EDGED LUMBER FROM ROUGH STOCK COMPRISING FRAME MEANS, A PAIR OF OPPOSED COAXIAL CUTTING HEADS ROTATABLY MOUNTED ON SAID FRAME MEANS, EACH OF SAID CUTTING HEADS BEING COMPOSED OF A CONICAL FRUSTUM AND HAVING MOUNTED ABOUT THE PERIPHERY THEREOF A PLURALITY OF PROJECTING CUTTING KNIVES, EACH KNIFE HAVING A BENT CUTTING EDGE WITH ONE PORTION EXTENDING ALONG THE CONICAL SECTION OF THE HEAD AND THE REMAINING PORTION EXTENDING ALONG THE INNER FACE OF THE HEAD, FEED MEANS ADAPTED TO PROPEL STOCK BETWEEN SAID PAIR OF CUTTING HEADS, AND SYNCHRONIZED DRIVE MEANS OPERATIVELY CONNECTED TO SAID CUTTING HEADS AND SAID FEED MEANS WHEREBY THE KNIVES ARE ENABLED TO PRODUCE USABLE WOOD CHIPS.
Claim 2
Dependent Claim
118 words
A CHIPPER APPARATUS ADAPTED TO FORM SMOOTH EDGED LUMBER FROM ROUGH STOCK COMPRISING FRAME MEANS, A PAIR OF OPPOSED COAXIAL CUTTING HEADS ROTATABLY MOUNTED ON SAID FRAME MEANS, EACH OF SAID CUTTING HEADS BEING COMPOSED OF A CONICAL FRUSTUM AND HAVING MOUNTED ABOUT THE PERIPHERY THEREOF A PLURALITY OF PROJECTING CUTTING KNIVES, EACH KNIFE HAVING A BENT CUTTING EDGE WITH ONE PORTION EXTENDING ALONG THE CONICAL SECTION OF THE HEAD AND THE REMAINING PORTION EXTENDING ALONG THE INNER FACE OF THE HEAD, FEED MEANS ADAPTED TO PROPEL STOCK BETWEEN SAID PAIR OF CUTTING HEADS, AND SYNCHRONIZED DRIVE MEANS OPERATIVELY CONNECTED TO SAID CUTTING HEADS AND SAID FEED MEANS WHEREBY THE KNIVES ARE ENABLED TO PRODUCE USABLE WOOD CHIPS.
References Cited (Backward Citations)
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Cited
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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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |