US3921375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tomato harvesting header attachment for potato combine
Assignee: NATIONAL FACTORS Inc
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Filing: 1974-02-25
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Granted: 1975-11-25
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Expires: 1994-02-25
Abstract
Abstract A tomato harvesting header attachment representing an improvement as an attachment for a potato combine and consisting of a pair of vertically spaced conveyor structures having their adjacent runs moving in the direction of the combine, the lower of said conveyor structures having vine-cutting means, the conveyor belts of said conveyor structures having upstanding resilient fingers in spaced relation to one another to hold vines and tomatoes therebetween free from relative movement and an elevating conveyor structure forming an extension of said underlying conveyor structure.
Inventors
- 👤 Jr Frank A Cetrulo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:47
CPC Classifications
A; A01; A01D; A01D45/00; A01D45/006; A01D33/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A tomato harvesting header attachment for a potato combine, having in combination a frame member comprising a potato combine, an elevating conveyor carried by said combine, a tomato pickup conveyor extending forwardly of said elevating conveyor in operative relationship thereto and comprising spaced upstanding resilient fingers, tomato-vine cutting means carried by said pickup conveyor forwardly thereof, an elevated conveyor comprising spaced upstanding resilient fingers spaced above said tomato pickup conveyor and having its lower run extending the length of and moving in the direction of the upper run of said tomato pickup conveyor spaced therebelow and cooperating therewith to engage and elevate tomato vines therebetween, means supporting said elevated conveyor in spaced relation to said tomato pickup conveyor, power means carried by said combine operating said elevated conveyor, said conveyor supporting means comprising a pair of slotted overlying plate members, means adjustably securing said plate members together, one of said plate members being carried by said elevated conveyor, and the other of said plate members being carried by said tomato pickup conveyor.
Claim 2
Dependent Claim
172 words
A tomato harvesting header attachment for a potato combine, having in combination a frame member comprising a potato combine, an elevating conveyor carried by said combine, a tomato pickup conveyor extending forwardly of said elevating conveyor in operative relationship thereto and comprising spaced upstanding resilient fingers, tomato-vine cutting means carried by said pickup conveyor forwardly thereof, an elevated conveyor comprising spaced upstanding resilient fingers spaced above said tomato pickup conveyor and having its lower run extending the length of and moving in the direction of the upper run of said tomato pickup conveyor spaced therebelow and cooperating therewith to engage and elevate tomato vines therebetween, means supporting said elevated conveyor in spaced relation to said tomato pickup conveyor, power means carried by said combine operating said elevated conveyor, said conveyor supporting means comprising a pair of slotted overlying plate members, means adjustably securing said plate members together, one of said plate members being carried by said elevated conveyor, and the other of said plate members being carried by said tomato pickup conveyor.
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) | 1978-11-24 | 1979-05-26 | 1979-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-11-24 | 1983-05-26 | 1983-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-11-24 | 1987-05-26 | 1987-11-25 | $7700.00 | Window Closed / Lapsed |