Patent US3565044A successfully refreshed from Google Patents.
US3565044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable cattle feeder
Assignee: Individual
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Filing: 1969-02-11
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Granted: 1971-02-23
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Expires: 1989-02-11
Abstract
Abstract An improved portable livestock feeder having a hinged top loading door with means for automatically locking said door in an open position, and having slidable side unloading doors for unloading said feed by gravity. Means for locking said side unloading doors in selected positions are provided whereby the rate at which the feed is unloaded from said feeder may be controlled and means are provided for agitating the feed within the feeder while it is being unloaded.
Inventors
- 👤 Leonard D Sorrels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:29
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/01; A01K5/0107
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
224 words
In a portable livestock feeder including an enclosure for containing feed having a hinge top loading door and having a plurality of slidable side doors for unloading said feed by gravity, the improvement comprising: at least one feeding trough positioned adjacent to said slidable side doors for receiving said feed; means for locking said slidable doors in a desired position attached to said enclosures so that the rate at which said feed is unloaded from said enclosure may be controlled, said means including: an elongated member of angle shape in cross section attached to the outside surface of each of said slidable doors and positioned parallel to the direction of slide of said doors, each of said members having a threaded bore therein at the apex of said angle positioned perpendicular to the surface of said doors, a locking bolt threadedly secured in each of said bores; and an elongated rod disposed within the space between each of said members and each of said doors and attached to said enclosure so that said locking bolts can be tightened against said rods at desired points between opened and closed positions of said doors thereby locking said doors; and means for agitating said feed disposed within said enclosure so that the flow of feed through said doors can be maintained while said enclosure is being unloaded.
Claim 2
Dependent Claim
224 words
In a portable livestock feeder including an enclosure for containing feed having a hinge top loading door and having a plurality of slidable side doors for unloading said feed by gravity, the improvement comprising: at least one feeding trough positioned adjacent to said slidable side doors for receiving said feed; means for locking said slidable doors in a desired position attached to said enclosures so that the rate at which said feed is unloaded from said enclosure may be controlled, said means including: an elongated member of angle shape in cross section attached to the outside surface of each of said slidable doors and positioned parallel to the direction of slide of said doors, each of said members having a threaded bore therein at the apex of said angle positioned perpendicular to the surface of said doors, a locking bolt threadedly secured in each of said bores; and an elongated rod disposed within the space between each of said members and each of said doors and attached to said enclosure so that said locking bolts can be tightened against said rods at desired points between opened and closed positions of said doors thereby locking said doors; and means for agitating said feed disposed within said enclosure so that the flow of feed through said doors can be maintained while said enclosure is being unloaded.
Claim 3
Dependent Claim
74 words
The portable livestock feeder of claim 1 wherein said means for agitating said feed within said enclosure comprises: said enclosure having a pair of aligned openings in opposite sides thereof; an elongated shaft positioned within said enclosure journaled in said openings; a plurality of elongated arm members attached to said shaft spaced along the length of said shaft; and means for rotating said shaft from the outside of said enclosure attached to said shaft.
Claim 4
Dependent Claim
26 words
The portable livestock feeder of claim 2 which is further characterized to include means for automatically locking said hinged top loading door in an open position.
Claim 5
Dependent Claim
73 words
The portable livestock feeder of claim 3 wherein said means for automatically locking said hinged top loading door comprises: a U-shaped member attached to said enclosure; and an elongated rod moveable secured to said door at one end and having a U-shaped configuration formed at the other end thereof, said rod being disposed within said U-shaped member so that said U-shaped portion of said rod engages said member when said door is opened.
References Cited (Backward Citations)
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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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |