US3134346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corn planter
Assignee: Individual
•
Filing: 1962-02-09
•
Granted: 1964-05-26
•
Expires: 1982-02-09
Abstract
No abstract record available.
Inventors
- 👤 Fred W Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:51
CPC Classifications
A; A01; A01C; A01C5/00; A01C5/06; A01C5/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
IN A CORN PLANTER OF THE TYPE HAVING A SEED HOPPER, MEANS TO DISPENSE ONE SEED AT A TIME FROM THE HOPPER, A VERTICAL SEED TUBE ADAPTED TO RECEIVE SEEDS FROM THE DISPENSER, A RUNNER INCLUDING A KEEL TO OPEN A FURROW, AND MEANS LOCATED AT THE REAR OF THE RUNNER TO RECEIVE SEEDS FROM THE SEED TUBE AND DEPOSIT SAID SEEDS IN SAID FURROW, THE IMPROVEMENT COMPRISING: SIDE WALLS AT THE REAR OF THE RUNNER CONVERGING DOWNWARDLY AND TERMINATING IN LIPS DEFINING BETWEEN THEM A SLOT WHICH IS DISPOSED LONGITUDINALLY OF THE RUNNER AND WHICH IS OPEN AT THE REAR OF THE RUNNER; SAID SLOT BEING NARROWER THAN THE LENGTH OF THE KERNELS OF A SELECTED GRADE OF SEED CORN, AND BEING SLIGHTLY WIDER THAN THE WIDTH OF THE KERNELS OF SAID SELECTED GRADE OF SEED CORN, WHEREBY SAID KERNELS CAN PASS THROUGH THE SLOT FOR DEPOSIT IN THE FURROW ONLY WHEN THEIR LONGITUDINAL AXES ARE PARALLEL TO A VERTICAL PLANE EXTENDING LONGITUDINALLY OF THE FURROW; AN AGITATOR; MEANS WITHIN SAID SEED TUBE ABOVE SAID SLOT PIVOTALLY MOUNTING SAID AGITATOR FOR SWINGING MOVEMENT IN WHICH THE LOWER END THEREOF SWINGS IN AN ARC LENGTHWISE OF SAID SLOT; AND DRIVE MEANS FOR THE LAST NAMED MEANS INCLUDING MEANS OPERATIVELY CONNECTED TO SAID MEANS TO DISPENSE ONE SEED AT A TIME.
Claim 2
Dependent Claim
220 words
IN A CORN PLANTER OF THE TYPE HAVING A SEED HOPPER, MEANS TO DISPENSE ONE SEED AT A TIME FROM THE HOPPER, A VERTICAL SEED TUBE ADAPTED TO RECEIVE SEEDS FROM THE DISPENSER, A RUNNER INCLUDING A KEEL TO OPEN A FURROW, AND MEANS LOCATED AT THE REAR OF THE RUNNER TO RECEIVE SEEDS FROM THE SEED TUBE AND DEPOSIT SAID SEEDS IN SAID FURROW, THE IMPROVEMENT COMPRISING: SIDE WALLS AT THE REAR OF THE RUNNER CONVERGING DOWNWARDLY AND TERMINATING IN LIPS DEFINING BETWEEN THEM A SLOT WHICH IS DISPOSED LONGITUDINALLY OF THE RUNNER AND WHICH IS OPEN AT THE REAR OF THE RUNNER; SAID SLOT BEING NARROWER THAN THE LENGTH OF THE KERNELS OF A SELECTED GRADE OF SEED CORN, AND BEING SLIGHTLY WIDER THAN THE WIDTH OF THE KERNELS OF SAID SELECTED GRADE OF SEED CORN, WHEREBY SAID KERNELS CAN PASS THROUGH THE SLOT FOR DEPOSIT IN THE FURROW ONLY WHEN THEIR LONGITUDINAL AXES ARE PARALLEL TO A VERTICAL PLANE EXTENDING LONGITUDINALLY OF THE FURROW; AN AGITATOR; MEANS WITHIN SAID SEED TUBE ABOVE SAID SLOT PIVOTALLY MOUNTING SAID AGITATOR FOR SWINGING MOVEMENT IN WHICH THE LOWER END THEREOF SWINGS IN AN ARC LENGTHWISE OF SAID SLOT; AND DRIVE MEANS FOR THE LAST NAMED MEANS INCLUDING MEANS OPERATIVELY CONNECTED TO SAID MEANS TO DISPENSE ONE SEED AT A TIME.
References Cited (Backward Citations)
US1304992A
Cited
US740091A
Cited
US1074749A
Cited
DE403676C
Cited
GB305770A
Cited
US2554205A
Cited
US2506658A
Cited
US2636459A
Cited
US2872883A
Cited
US3102569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |