US3159958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary chopper for hay and like crops
Assignee: Individual
•
Filing: 1962-08-16
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Granted: 1964-12-08
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Expires: 1982-08-16
Abstract
No abstract record available.
Inventors
- 👤 Bernard C Mathews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:41
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/42; A01D34/43; A01D34/435; A01D34/49; A01D43/00; A01D43/06; A01D43/077
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A ROTARY CHOPPER COMPRISING A ROTOR ASSEMBLY INCLUDING A ROTOR SHAFT AND PIVOTALLY MOUNTED BLADES, FIRST HOUSING MEANS SURROUNDING THE UPPER FRONT PORTION OF SAID BLADES TO DEFINE A CHOPPING ZONE, A BLOWER MOUNTED AT ONE END OF SAID ROTOR ASSEMBLY AND INCLUDING A BLOWER HOUSING, CONVEYOR MEANS LOCATED REARWARDLY OF SAID ROTOR ASSEMBLY FOR TRANSFERRING CHOPPED MATERIAL FROM SAID CHOPPING ZONE TO SAID BLOWER HOUSING, SAID BLOWER HOUSING HAVING A SIDE WALL SEPARATING SAID BLOWER FROM SAID CHOPPING ZONE, SAID ROTOR SHAFT EXTENDING THROUGH SAID SIDE WALL, SAID SIDE WALL HAVING AN INLET OPENING SURROUNDING SAID ROTOR SHAFT AND CONCENTRIC THEREWITH AND COMMUNICATING DIRECTLY WITH SAID CHOPPING ZONE WHEREBY THE OPERATION OF SAID BLOWER WILL CREATE A DRAFT WITHIN SAID CHOPPING ZONE FOR BLOWING FINES FROM SAID CHOPPING ZONE THROUGH SAID INLET OPENING AND DIRECTLY INTO SAID BLOWER HOUSING, AND OUTLET MEANS FOR SAID BLOWER HOUSING.
Claim 2
Dependent Claim
147 words
A ROTARY CHOPPER COMPRISING A ROTOR ASSEMBLY INCLUDING A ROTOR SHAFT AND PIVOTALLY MOUNTED BLADES, FIRST HOUSING MEANS SURROUNDING THE UPPER FRONT PORTION OF SAID BLADES TO DEFINE A CHOPPING ZONE, A BLOWER MOUNTED AT ONE END OF SAID ROTOR ASSEMBLY AND INCLUDING A BLOWER HOUSING, CONVEYOR MEANS LOCATED REARWARDLY OF SAID ROTOR ASSEMBLY FOR TRANSFERRING CHOPPED MATERIAL FROM SAID CHOPPING ZONE TO SAID BLOWER HOUSING, SAID BLOWER HOUSING HAVING A SIDE WALL SEPARATING SAID BLOWER FROM SAID CHOPPING ZONE, SAID ROTOR SHAFT EXTENDING THROUGH SAID SIDE WALL, SAID SIDE WALL HAVING AN INLET OPENING SURROUNDING SAID ROTOR SHAFT AND CONCENTRIC THEREWITH AND COMMUNICATING DIRECTLY WITH SAID CHOPPING ZONE WHEREBY THE OPERATION OF SAID BLOWER WILL CREATE A DRAFT WITHIN SAID CHOPPING ZONE FOR BLOWING FINES FROM SAID CHOPPING ZONE THROUGH SAID INLET OPENING AND DIRECTLY INTO SAID BLOWER HOUSING, AND OUTLET MEANS FOR SAID BLOWER HOUSING.
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) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |