Patent US3308612A successfully refreshed from Google Patents.
US3308612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rake or sweeper
Assignee: PARKER SWEEPER Co
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Filing: 1966-06-06
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Granted: 1967-03-14
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Expires: 1986-06-06
Abstract
No abstract record available.
Inventors
- 👤 Edwin F Oblinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:30
CPC Classifications
A; A01; A01D; A01D76/00; A01D76/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A REEL OF THE RAKE TYPE, COMPRISING IN COMBINATION: (A) A ROTATABLE REEL FRAME INCLUDING: (1) MEANS FORMING A PLURALITY OF SPACED AND AXIALLY ALIGNED AXLES; (2) A PLURALITY OF TINE-SUPPORTING MEANS ARRANGED LONGITUDINALLY OF AND ALONGSIDE OF THE AXIS OF THE AXLES AND SPACED AT AN EQUAL DISTANCE FROM SAID AXIS; (3) A PLURALITY OF RESILIENT TINES, EACH HAVING A COIL PORTION SUPPORTED BY THE TINE SUPPORTING MEANS, SAID TINES EACH INCLUDING: (A) AN ELONGATED PORTION EXTENDING OUTWARDLY AND TRAILWISE FROM THE COIL SUPPORTING PORTION AT AN ACUTE ANGLE RELATIVE TO A RADIALLY EXTENDING LINE PASSING THROUGH THE AXIS OF THE REEL AND THE COIL SUPPORTING MEANS; (B) AN END PORTION EXTENDING OUTWARDLY FROM THE END OF THE ELONGATED PORTION, SAID END PORTION BEING MATERIALLY SHORTER THAN THE ELONGATED PORTION AND EXTENDING SUBSTANTIALLY RADIALLY OF SAID AXIS OF THE REEL; (4) AND MEANS FOR SUPPORTING THE INNER ENDS OF THE TINES.
Claim 2
Dependent Claim
152 words
A REEL OF THE RAKE TYPE, COMPRISING IN COMBINATION: (A) A ROTATABLE REEL FRAME INCLUDING: (1) MEANS FORMING A PLURALITY OF SPACED AND AXIALLY ALIGNED AXLES; (2) A PLURALITY OF TINE-SUPPORTING MEANS ARRANGED LONGITUDINALLY OF AND ALONGSIDE OF THE AXIS OF THE AXLES AND SPACED AT AN EQUAL DISTANCE FROM SAID AXIS; (3) A PLURALITY OF RESILIENT TINES, EACH HAVING A COIL PORTION SUPPORTED BY THE TINE SUPPORTING MEANS, SAID TINES EACH INCLUDING: (A) AN ELONGATED PORTION EXTENDING OUTWARDLY AND TRAILWISE FROM THE COIL SUPPORTING PORTION AT AN ACUTE ANGLE RELATIVE TO A RADIALLY EXTENDING LINE PASSING THROUGH THE AXIS OF THE REEL AND THE COIL SUPPORTING MEANS; (B) AN END PORTION EXTENDING OUTWARDLY FROM THE END OF THE ELONGATED PORTION, SAID END PORTION BEING MATERIALLY SHORTER THAN THE ELONGATED PORTION AND EXTENDING SUBSTANTIALLY RADIALLY OF SAID AXIS OF THE REEL; (4) AND MEANS FOR SUPPORTING THE INNER ENDS OF THE TINES.
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |