Patent US3410495A successfully refreshed from Google Patents.
US3410495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood chipper
Assignee: Beloit Corp
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Filing: 1966-07-22
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Granted: 1968-11-12
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Expires: 1986-07-22
Abstract
No abstract record available.
Inventors
- 👤 Henrik J Eklund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:18
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
232 words
A WOOD CHIPPER EMBODYING A ROTARY DISC HAVING ANGULARLY SPACED KNIVES AND ANGULARLY SPACED PASSAGEWAYS THERETHROUGH TOGETHER WITH MEANS TO FEED WOOD TO ONE SIDE OF THE DISC WHEREBY THE WOOD IS CUT INTO CHIPS WHICH PASS THROUGH THE PASSAGEWAYS TO THE OTHER SIDE OF THE DISC; (C) A CIRCULAR HOUSING SURROUNDING SAID OTHER SIDE OF THE DISC, (B) ANGULARLY SPACED BLADES CARRIED BY SAID OTHER SIDE OF THE DISC AND DISPOSED TO ROTATE WITHIN SAID CIRCULAR HOUSING WITH A RELATIVELY CLOSE FIT TO CONVEY CHIPS THERETHROUGH, (C) AN ANNULAR PLATE MOUNTED FOR ROTATION WITH SAID DISC AT THE OPPOSITE SIDES OF SAID BLADES WHICH ROTATES WITHIN SAID CIRCULAR FROM THE SIDES THEREOF NEAREST SAID DISC, (D) AN INVOLUTE HOUSING SURROUNDING THE OPPOSITE SIDE OF SAID ANNULAR PLATE FROM THE SIDE THEREOF NEAREST SAID DISC, (E) OTHER ANGULARLY SPACED BLADES CARRIED BY SAID ANNULAR PLATE AND DISPOSED TO ROTATE WITHIN SAID INVOLUTE HOUSING TO CIRCULATE AIR THERETHROUGH, (F) A TANGENTIAL OUTLET FOR SAID INVOLUTE HOUSING DISCHARGING CHIPS THEREFROM, (G) A CIRCUMFERENTIAL OUTLET FOR SAID INVOLUTE HOUSING ADJACENT AND ALONGSIDE SAID TANGENTIAL OUTLET FOR DISCHARGING AIR THEREFROM, AND (H) A DISCHARGE CONDUIT COMMUNICATING WITH SAID TANGENTIAL OUTLET AND SAID CIRCUMFERENTIAL OUTLET TO RECEIVE CHIPS DISCHARGED THROUGH SAID TANGENTIAL OUTLET AND AIR DISCHARGED THROUGH SAID CIRCUMFERENTIAL OUTLET WHEREBY THE AIR DISCHARGED THROUGH SAID CIRCUMFERENTIAL OUTLET AIDS IN CONVEYING THE CHIPS THROUGH SAID DISCHARGE CONDUIT.
Claim 2
Dependent Claim
232 words
A WOOD CHIPPER EMBODYING A ROTARY DISC HAVING ANGULARLY SPACED KNIVES AND ANGULARLY SPACED PASSAGEWAYS THERETHROUGH TOGETHER WITH MEANS TO FEED WOOD TO ONE SIDE OF THE DISC WHEREBY THE WOOD IS CUT INTO CHIPS WHICH PASS THROUGH THE PASSAGEWAYS TO THE OTHER SIDE OF THE DISC; (C) A CIRCULAR HOUSING SURROUNDING SAID OTHER SIDE OF THE DISC, (B) ANGULARLY SPACED BLADES CARRIED BY SAID OTHER SIDE OF THE DISC AND DISPOSED TO ROTATE WITHIN SAID CIRCULAR HOUSING WITH A RELATIVELY CLOSE FIT TO CONVEY CHIPS THERETHROUGH, (C) AN ANNULAR PLATE MOUNTED FOR ROTATION WITH SAID DISC AT THE OPPOSITE SIDES OF SAID BLADES WHICH ROTATES WITHIN SAID CIRCULAR FROM THE SIDES THEREOF NEAREST SAID DISC, (D) AN INVOLUTE HOUSING SURROUNDING THE OPPOSITE SIDE OF SAID ANNULAR PLATE FROM THE SIDE THEREOF NEAREST SAID DISC, (E) OTHER ANGULARLY SPACED BLADES CARRIED BY SAID ANNULAR PLATE AND DISPOSED TO ROTATE WITHIN SAID INVOLUTE HOUSING TO CIRCULATE AIR THERETHROUGH, (F) A TANGENTIAL OUTLET FOR SAID INVOLUTE HOUSING DISCHARGING CHIPS THEREFROM, (G) A CIRCUMFERENTIAL OUTLET FOR SAID INVOLUTE HOUSING ADJACENT AND ALONGSIDE SAID TANGENTIAL OUTLET FOR DISCHARGING AIR THEREFROM, AND (H) A DISCHARGE CONDUIT COMMUNICATING WITH SAID TANGENTIAL OUTLET AND SAID CIRCUMFERENTIAL OUTLET TO RECEIVE CHIPS DISCHARGED THROUGH SAID TANGENTIAL OUTLET AND AIR DISCHARGED THROUGH SAID CIRCUMFERENTIAL OUTLET WHEREBY THE AIR DISCHARGED THROUGH SAID CIRCUMFERENTIAL OUTLET AIDS IN CONVEYING THE CHIPS THROUGH SAID DISCHARGE CONDUIT.
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) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |