US3348619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary tiller
Assignee: CONWAY TECHNOLOGIES Corp A CORP OF TX
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Filing: 1964-08-31
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Granted: 1967-10-24
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Expires: 1984-08-31
Abstract
No abstract record available.
Inventors
- 👤 Aaron G Reynolds
- 👤 Eugene R Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:25
CPC Classifications
A; A01; A01B; A01B33/00; A01B33/02; A01B33/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN A ROTARY TILLER, INCLUDING A FRAME MOVABLE FORWARDLY OVER THE GROUND SURFACE, A SHAFT EXTENDING LATERALLY ACROSS THE FRAME AND HAVING GROUNDWORKING ELEMENTS SPACED THEREALONG, AND MEANS FOR ROTATING THE SHAFT TO MOVE SAID GROUNDWORKING ELEMENTS REARWARDLY AS THEY PASS INTO AND THROUGH THE SOIL BENEATH THE GROUND SURFACE; THE IMPROVEMENT WHICH COMPRISES A FIXED BLADE EXTENDING ACROSS THE FRAME PARALLEL TO THE SHAFT AND TILTING DOWNWARDLY AND FORWARDLY WITH RESPECT TO THE FRAME FROM ITS UPPER TO ITS LOWER EDGE, SAID LOWER EDGE BEING AT A LEVEL BELOW THE LOWERMOST PATH OF SAID GROUNDWORKING ELEMENTS SO AS TO SEVER AND DELIVER A LAYER OF SAID SOIL TO SAID GROUNDWORKING ELEMENTS AS THE FRAME MOVES FORWARDLY, SAID UPPER EDGE BEING SUBSTANTIALLY ADJACENT TO THE PATH OF THE GROUNDWORKING ELEMENTS AT A POINT INTERMEDIATE THEIR FORWARDMOST AND LOWERMOST PATHS, AND SAID GROUNDWORKING ELEMENTS COMPRISING BLADES EACH OF WHICH HAS A CUTTING EDGE WHICH EXTENDS SUBSTANTIALLY PARALLEL TO THE UPPER EDGE OF THE FIXED BLADE FOR SHEARING
Claim 2
Dependent Claim
166 words
IN A ROTARY TILLER, INCLUDING A FRAME MOVABLE FORWARDLY OVER THE GROUND SURFACE, A SHAFT EXTENDING LATERALLY ACROSS THE FRAME AND HAVING GROUNDWORKING ELEMENTS SPACED THEREALONG, AND MEANS FOR ROTATING THE SHAFT TO MOVE SAID GROUNDWORKING ELEMENTS REARWARDLY AS THEY PASS INTO AND THROUGH THE SOIL BENEATH THE GROUND SURFACE; THE IMPROVEMENT WHICH COMPRISES A FIXED BLADE EXTENDING ACROSS THE FRAME PARALLEL TO THE SHAFT AND TILTING DOWNWARDLY AND FORWARDLY WITH RESPECT TO THE FRAME FROM ITS UPPER TO ITS LOWER EDGE, SAID LOWER EDGE BEING AT A LEVEL BELOW THE LOWERMOST PATH OF SAID GROUNDWORKING ELEMENTS SO AS TO SEVER AND DELIVER A LAYER OF SAID SOIL TO SAID GROUNDWORKING ELEMENTS AS THE FRAME MOVES FORWARDLY, SAID UPPER EDGE BEING SUBSTANTIALLY ADJACENT TO THE PATH OF THE GROUNDWORKING ELEMENTS AT A POINT INTERMEDIATE THEIR FORWARDMOST AND LOWERMOST PATHS, AND SAID GROUNDWORKING ELEMENTS COMPRISING BLADES EACH OF WHICH HAS A CUTTING EDGE WHICH EXTENDS SUBSTANTIALLY PARALLEL TO THE UPPER EDGE OF THE FIXED BLADE FOR SHEARING
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |