Patent US3225531A successfully refreshed from Google Patents.
US3225531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tedders
Assignee: Patent Concern NV
•
Filing: 1964-08-24
•
Granted: 1965-12-28
•
Expires: 1984-08-24
Abstract
No abstract record available.
Inventors
- 👤 Lely Cornelis Van Der
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:14
CPC Classifications
A; A01; A01D; A01D78/00; A01D78/001; A01D78/002; A01D78/005; A01D78/006; A01D78/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
A HAYMAKING MACHINE FOR TEDDING HAY AND SIMILAR CROP, SAID HAYMAKING MACHINE BEING PROVIDED WITH A FRAME MOVABLE OVER THE GROUND AND A TINED BODY JOURNALED IN THE FRAME SO AS TO BE ROTATABLE ABOUT A SUBSTANTIALLY HORIZONTAL AXIS, DRIVING MEANS, SAID DRIVING MEANS DRIVING THE TINED BODY IN A DIRECTION WHEREBY DURING OPERATION THE TINES IN THE LOWERMOST REGION OF THE BODY MOVE FORWARDLY RELATIVE TO THE DIRECTION OF TRAVEL OF THE TEDDER, FIRST GUIDE MEANS EXTENDING ALONG THE LENGTH OF THE TINED BODY AND BEING ARRANGED IN FRONT OF THE BODY AND REARWARDLY OVER THE TINED BODY RELATIVE TO THE DIRECTION OF TRAVEL OF THE MACHINE, SECOND GUIDE MEANS ATTACHED TO THE TEDDER NEAR THE ENDS OF THE TINED BODY, SAID SECOND GUIDE MEANS INCLUDING BENT RESILIENT RODS, SAID RESILIENT RODS DEFINING A DEFLECTOR SURFACE WHICH IS OBLIQUE TO THE VERTICAL, SAID RODS BEING POSITIONED ONE ABOVE THE OTHER ADJACENT THE TEDDER WITH THE LOWER RODS BEING BENT TOWARDS SAID TINED BODY AT SHARPER ANGLES THAN THE UPPER RODS.
Claim 2
Dependent Claim
171 words
A HAYMAKING MACHINE FOR TEDDING HAY AND SIMILAR CROP, SAID HAYMAKING MACHINE BEING PROVIDED WITH A FRAME MOVABLE OVER THE GROUND AND A TINED BODY JOURNALED IN THE FRAME SO AS TO BE ROTATABLE ABOUT A SUBSTANTIALLY HORIZONTAL AXIS, DRIVING MEANS, SAID DRIVING MEANS DRIVING THE TINED BODY IN A DIRECTION WHEREBY DURING OPERATION THE TINES IN THE LOWERMOST REGION OF THE BODY MOVE FORWARDLY RELATIVE TO THE DIRECTION OF TRAVEL OF THE TEDDER, FIRST GUIDE MEANS EXTENDING ALONG THE LENGTH OF THE TINED BODY AND BEING ARRANGED IN FRONT OF THE BODY AND REARWARDLY OVER THE TINED BODY RELATIVE TO THE DIRECTION OF TRAVEL OF THE MACHINE, SECOND GUIDE MEANS ATTACHED TO THE TEDDER NEAR THE ENDS OF THE TINED BODY, SAID SECOND GUIDE MEANS INCLUDING BENT RESILIENT RODS, SAID RESILIENT RODS DEFINING A DEFLECTOR SURFACE WHICH IS OBLIQUE TO THE VERTICAL, SAID RODS BEING POSITIONED ONE ABOVE THE OTHER ADJACENT THE TEDDER WITH THE LOWER RODS BEING BENT TOWARDS SAID TINED BODY AT SHARPER ANGLES THAN THE UPPER RODS.
References Cited (Backward Citations)
US1170616A
Cited
US2502599A
Cited
US2575466A
Cited
US2815636A
Cited
US2862568A
Cited
US3059403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |