Patent US4284243A successfully refreshed from Google Patents.
US4284243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fertilizer distributor
Assignee: Individual
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Filing: 1980-01-11
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Granted: 1981-08-18
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Expires: 2000-01-11
Abstract
Abstract A distributor for viscous liquid fertilizer includes a casing with a flat top and frusto-conical bottom end defining a chamber the lower end of which is divided into compartments by radially extending partitions; a hollow cone spray nozzle in the top end of the casing for spraying fertilizer into the chamber and evenly distributing the fertilizer in the compartments; and an outlet duct in the bottom end of each compartment for discharging the fertilizer from the distributor.
Inventors
- 👤 Jim Shaner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:49
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/02; A01C23/023; A01C23/001; A01C23/003; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85938
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
184 words
A distributor for a viscous liquid comprising a hollow casing including a side wall defined by a cylindrical upper portion and a frusto-conical lower portion, a top wall and a bottom wall; a plurality of partitions dividing the bottom of the interior of the casing into a plurality of compartments, said partitions extending radially between the longitudinal centre of said casing and said side wall to a level beneath said top wall; a hollow cone spray nozzle in the centre of said top wall for spraying liquid uniformly in a conical pattern, whereby substantially equal quantities of the liquid enter said compartments; an inlet duct for introducing liquid into said nozzle tangentially to promote a spiral action and even distribution of the liquid; a hollow centre post with a closed, planar top end extending through the bottom end of said casing for mounting the distributor on an agricultural machine, said partitions extending radially between said post and said side walls; and an outlet duct in said bottom wall at the bottom of each compartment for discharging the contents of the compartment from the distributor.
Claim 2
Dependent Claim
184 words
A distributor for a viscous liquid comprising a hollow casing including a side wall defined by a cylindrical upper portion and a frusto-conical lower portion, a top wall and a bottom wall; a plurality of partitions dividing the bottom of the interior of the casing into a plurality of compartments, said partitions extending radially between the longitudinal centre of said casing and said side wall to a level beneath said top wall; a hollow cone spray nozzle in the centre of said top wall for spraying liquid uniformly in a conical pattern, whereby substantially equal quantities of the liquid enter said compartments; an inlet duct for introducing liquid into said nozzle tangentially to promote a spiral action and even distribution of the liquid; a hollow centre post with a closed, planar top end extending through the bottom end of said casing for mounting the distributor on an agricultural machine, said partitions extending radially between said post and said side walls; and an outlet duct in said bottom wall at the bottom of each compartment for discharging the contents of the compartment from the distributor.
Claim 3
Dependent Claim
23 words
A distributor according to claim 1, wherein said partitions extend longitudinally upwardly from said bottom wall approximately three-quarters the height of the casing.
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) | 1984-08-17 | 1985-02-16 | 1985-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-08-17 | 1989-02-16 | 1989-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-08-17 | 1993-02-16 | 1993-08-18 | $7700.00 | Window Closed / Lapsed |