Patent US1538641A successfully refreshed from Google Patents.
Patent US3338036A successfully refreshed from Google Patents.
US3338036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hay harvesting machine
Assignee: Unisys Corp
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Filing: 1965-01-26
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Granted: 1967-08-29
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Expires: 1985-01-26
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Hurlburt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:58
CPC Classifications
A; A01; A01D; A01D57/00; A01D57/12; Y; Y10; Y10S; Y10S56/00; Y10S56/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
AN AGRICULTURAL MACHINE COMPRISING THE COMBINATION OF A MOBILE FRAME ADAPTED TO TRAVEL OVER THE GROUND IN A FORWARD OPERATIVE DIRECTION, A RECIPROCABLE SICKLE BAR OF PREDETERMINED LENGTH CARRIED BY SAID FRAME ADJACENT THE GROUND THE EXTENDING TRANSVERSE TO SAID DIRECTION OF FRAME TRAVEL TO MOW A SWATH OF CROP MATERIAL, A PAIR OF COACTING CROP CONDITIONING ROLLS JOURNALLED ON SAID FRAME BEHIND SAID SICKLE BAR AND EXTENDING PARALLEL THERETO, EACH OF SAID ROLLS BEING SUBSTANTIALLY THE SAME LENGTH AS SAID SICKLE BAR, SAID ROLLS BEING LATERALLY DISPLACED A PREDETERMINED DISTANCE RELATIVE TO SAID SICKLE BAR, AND A REEL JOURNALLED ON SAID FRAME ABOVE SAID SICKLE BAR, SAID REEL HAVING CROP SWEEPING MEMBERS MOVABLE DOWNWARDLY INTO CROP MATERIAL IN FRONT OF SAID SICKLE BAR AND THEN SIMULTANEOUSLY LATERALLY AND REARWARDLY OVER SAID SICKLE BAR TO SWEEP THE ENTIRE SWATH OF CROP MATERIAL LATERALLY AND REARWARDLY TO SAID CONDITIONING ROLLS.
Claim 2
Dependent Claim
149 words
AN AGRICULTURAL MACHINE COMPRISING THE COMBINATION OF A MOBILE FRAME ADAPTED TO TRAVEL OVER THE GROUND IN A FORWARD OPERATIVE DIRECTION, A RECIPROCABLE SICKLE BAR OF PREDETERMINED LENGTH CARRIED BY SAID FRAME ADJACENT THE GROUND THE EXTENDING TRANSVERSE TO SAID DIRECTION OF FRAME TRAVEL TO MOW A SWATH OF CROP MATERIAL, A PAIR OF COACTING CROP CONDITIONING ROLLS JOURNALLED ON SAID FRAME BEHIND SAID SICKLE BAR AND EXTENDING PARALLEL THERETO, EACH OF SAID ROLLS BEING SUBSTANTIALLY THE SAME LENGTH AS SAID SICKLE BAR, SAID ROLLS BEING LATERALLY DISPLACED A PREDETERMINED DISTANCE RELATIVE TO SAID SICKLE BAR, AND A REEL JOURNALLED ON SAID FRAME ABOVE SAID SICKLE BAR, SAID REEL HAVING CROP SWEEPING MEMBERS MOVABLE DOWNWARDLY INTO CROP MATERIAL IN FRONT OF SAID SICKLE BAR AND THEN SIMULTANEOUSLY LATERALLY AND REARWARDLY OVER SAID SICKLE BAR TO SWEEP THE ENTIRE SWATH OF CROP MATERIAL LATERALLY AND REARWARDLY TO SAID CONDITIONING 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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |