US4603645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seeder with sowing shares
Assignee: Amazonen Werke H Dreyer SE and Co KG
•
Filing: 1984-09-04
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Granted: 1986-08-05
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Expires: 2004-09-04
Abstract
Abstract A seeder with sowing shares and with two separate inlets and two separate outlets for the various materials like seed and fertilizer that are to be applied. The different materials can always be conveyed as desired to one or another inlet or outlet from a reservoir on the seeder through supply hoses. Guide mechanisms for diverting the supply of materials to the separate outlets of the shares are located between the reservoirs and the outlets.
Inventors
- 👤 Benno Wiemeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:19
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/08; A01C7/16; A01C7/06; Y; Y10; Y10S; Y10S111/00; Y10S111/927
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
137 words
In a field working, plural material dispensing machine comprising at least two reservoirs for dispensing at least two different materials; soil opening shares for incorporating said plural materials, each sowing share having a body defining at least two separate material inlets and outlets; a supply hose communicating each material inlet of each opener to each reservoir, the improvement comprising: guide valve means for selectively diverting the flow of each respective material from each hose to at least one of said at least two separate material outlets in each share, said guide valve means located between said reservoirs and said at least two material outlets of each share whereby material carried by each hose can be selectively diverted to exit from at least a selected one of said at least two separate material outlets of each respective share.
Claim 2
Dependent Claim
137 words
In a field working, plural material dispensing machine comprising at least two reservoirs for dispensing at least two different materials; soil opening shares for incorporating said plural materials, each sowing share having a body defining at least two separate material inlets and outlets; a supply hose communicating each material inlet of each opener to each reservoir, the improvement comprising: guide valve means for selectively diverting the flow of each respective material from each hose to at least one of said at least two separate material outlets in each share, said guide valve means located between said reservoirs and said at least two material outlets of each share whereby material carried by each hose can be selectively diverted to exit from at least a selected one of said at least two separate material outlets of each respective share.
Claim 3
Dependent Claim
19 words
The seeder as in claim 1, wherein the guide valve means are located in the bodies of the shares.
Claim 4
Dependent Claim
20 words
The seeder as in claim 2, wherein each guide valve means is positioned below the inlet in the share bodies.
Claim 5
Dependent Claim
47 words
The seeder as in claim 2, further comprising a vertical partition in each share body between the inlets and the outlets and below the guide valve means, with the top of the partition at least approximately aligned with a line that connects the centers of the inlets.
Claim 6
Dependent Claim
30 words
The seeder as in claim 4, wherein the guide valve means includes means for communicating each of the inlets in a share each of the outlets in the respective share.
Claim 7
Dependent Claim
55 words
The seeder as in claim 1, wherein the cross-section of the inlet end of each guide valve means is at least as large as that of the outlet of each supply hose associated with it and the cross-section of the outlet end of each guide valve means is smaller than that of the inlet end.
Claim 8
Dependent Claim
50 words
The seeder as in claim 6, wherein each guide valve means includes a cover that slants up to the top of the guide valve means from the midline of a bottom surface and blocks off about half of the upper flow cross-section at the bottom of the guide valve means.
Claim 9
Dependent Claim
27 words
The seeder as in claim 1, wherein the guide valve means comprises a cylindrical guide valve member and means for rotating same relative to the share body.
Claim 10
Dependent Claim
24 words
The seeder as in claim 8, wherein the guide valve means includes means mounting the guide valve member for rotation around a vertical axis.
Claim 11
Dependent Claim
31 words
The seeder as in claim 8, wherein the guide valve means includes means mounting each of the guide valve members for independent rotatable adjustment into different positions inside each share body.
Claim 12
Dependent Claim
29 words
The seeder as in claim 1, further comprising adjustable dispensing means in the reservoirs and wherein the guide valve means are mounted below adjustable dispensing means in the reservoirs.
References Cited (Backward Citations)
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Cited
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-08-04 | 1990-02-03 | 1990-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-08-04 | 1994-02-03 | 1994-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-08-04 | 1998-02-03 | 1998-08-05 | $7700.00 | Window Closed / Lapsed |