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US4208764A Expired / Lapsed US ⏱️ 0.0 years remaining

Poultry eviscerating method

Assignee: Individual
•
Filing: 1977-12-09
•
Granted: 1980-06-24
•
Expires: 1997-12-09
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Abstract

Abstract A method for automatic evisceration of killed poultry, particularly broilers, whereby the animal is clamped with the belly up at its tail head to a substantially horizontal supporting plate, and eviscerated in this position. An apparatus for carrying out the method and comprising a substantially horizontal supporting plate adapted to receive an animal lying on its back in a predetermined position in relation to the supporting plate, by providing at one free terminal edge of the supporting plate a clamping means serving to detachably secure the tail head of the animal to the supporting plate, and where the supporting plate is movable to a position opposite at least one dressing means. A tool for eviscerating the neck skin of the killed poultry by removal of windpipe, gullet and craw, said tool being characterized in that the tool has the form of a mandrel whose diameter is adapted to the opening formed by the collar bone of the animal, the outside of which mandrel is provided with projections and depressions designed to communicate with a vacuum source, and where said mandrel is both rotatable and axially displaceable for movement through the neck of the animal.

Inventors

  • 👤 Kjeld Loth
  • 👤 Peter Loth

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 04:38
CPC Classifications
A; A22; A22C; A22C21/00; A22C21/06

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 58 words
A method for automatic evisceration of a killed poultry comprising the steps of clamping the poultry, with the belly up, by its tail head to a substantially horizontal supporting plate, and eviscerating the poultry by beginning from the rear of the poultry and moving forwardly through the neck cavity, said clamped tail head retaining said poultry during evisceration.
Claim 2
Independent Claim 58 words
A method for automatic evisceration of a killed poultry comprising the steps of clamping the poultry, with the belly up, by its tail head to a substantially horizontal supporting plate, and eviscerating the poultry by beginning from the rear of the poultry and moving forwardly through the neck cavity, said clamped tail head retaining said poultry during evisceration.

References Cited (Backward Citations)

US2605496A Cited
US3908229A Cited
US4118829A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1983-06-24 1983-12-24 1984-06-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1987-06-24 1987-12-24 1988-06-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1991-06-24 1991-12-24 1992-06-24 $7700.00 Window Closed / Lapsed

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