Patents Assigned to Stork PMT B.V.
  • Patent number: 4813101
    Abstract: Device for the selective transfer of slaughtered poultry, supplied on a conveyor track, to one or more discharge stations, under control of at least one grading station disposed along the conveyor track, with a control device in each discharge station for removing from the conveyor track poultry selected by the grading station, a buffer device in which the birds to be discharged can be temporarily stored, and a device for taking the birds to be discharged into the desired discharge position.
    Type: Grant
    Filed: September 8, 1987
    Date of Patent: March 21, 1989
    Assignee: Stork-PMT B.V.
    Inventors: Gerardus H. M. Brakels, Josephus van den Nieuwelaar
  • Patent number: 4811458
    Abstract: Plucking device with two elongated, cylindrical, plucking elements positioned at some distance from each other, to be rotated in opposite directions and mounted along a conveyor track for slaughtered poultry said elements being provided with helical toothing with such a pitch, that with a suitable chosen rotational speed of the elements, the poultry is driven by the elements in the longitudinal direction of the conveyor track.
    Type: Grant
    Filed: June 13, 1988
    Date of Patent: March 14, 1989
    Assignee: Stork PMT B.V.
    Inventors: Josephus A. v.d. Nieuwelaar, Petrus C. M. Janssen
  • Patent number: 4779308
    Abstract: A method and device for supporting a carcass or carcass portion of slaughtered poultry for the purpose of performing processing operations thereon, said carcass or carcass portion being clamped in position by means of support members forming an acute angle, in such a manner that, with a view to performing such operations, the carcass and portions thereof are externally freely accessible, said support members acting on carcass portions located in the vicinity of the neck opening.
    Type: Grant
    Filed: November 24, 1986
    Date of Patent: October 25, 1988
    Assignee: Stork PMT B.V.
    Inventors: Josephus A. van de Nieuwelaar, Janssen, Petrus C. H.
  • Patent number: 4766644
    Abstract: Device for supporting a carcass or part of a carcass of slaughtered poultry, having a first and a second support member having surface parts facing one another, in which one of the support members is so constructed that it is suitable for penetrating into connective tissue and/or flesh parts of the carcass.
    Type: Grant
    Filed: July 20, 1987
    Date of Patent: August 30, 1988
    Assignee: Stork PMT B.V.
    Inventors: Josephus A. van den Nieuwelaar, Petrus C. H. Janssen
  • Patent number: 4765028
    Abstract: A device for the ejection of a poultry carcass hanging on a conveyor track with two oblong outer gudies and a guide surface opposite them for confining a leg of a bird in which of two guides of the same type (inner or outer guides) part of this guide, greater in length than the diameter of the leg, is formed by a supporting element which is movable transversely to the guide, said supporting elements lying opposite each other and being joined together in such a way that they can move together in the same direction.
    Type: Grant
    Filed: May 6, 1987
    Date of Patent: August 23, 1988
    Assignee: Stork PMT B.V.
    Inventors: Josephus A. van de Nieuwelaar, Petrus C. H. Janssen
  • Patent number: 4724581
    Abstract: Eviscerating device with a spoon at the end of an oblong carrier pivotable about an axis transversely on the longitudinal axis of the carrier, and with a rounded front edge and a longitudinal slot in the longitudinal direction of the spoon, opening into an asymmetrical widened entry section, such that at corresponding positions along the axis of symmetry of the longitudinal slot the distance from the edge of the widened entry section is larger for one spoon half than it is for the other.
    Type: Grant
    Filed: February 15, 1985
    Date of Patent: February 16, 1988
    Assignee: Stork PMT B.V.
    Inventor: Josephus A. van de Nieuwelaar
  • Patent number: 4723339
    Abstract: A device for removing the breast skin from a poultry carcass which is conveyed breast first and hanging by the legs from a conveyor track, comprising a V-shaped guide breast guide disposed below the conveyor track and being open towards the conveyor track, and two V-shaped breast skin separating elements above said face, with the points directed against the direction of conveyance, with at the top rear end of each of the separating elements an oblong-shaped cutting element outside the plane thereof, facing the guide face and with a cutting face directed against the direction of conveyance; followed by at least one set of pinch rollers, situated under the guide face, driven in counter-rotation, and provided with intermeshing longitudinal toothing.
    Type: Grant
    Filed: April 23, 1987
    Date of Patent: February 9, 1988
    Assignee: Stork Pmt B.V.
    Inventors: Josephus A. van de Nieuwelaar, Petrus C. H. Janssen
  • Patent number: 4704768
    Abstract: Method and device for removing the crop from the neck of slaughtered poultry, using an extractor to be inserted into the neck of the poultry, having a number of radially projecting parts and surrounded by a sheath with a longitudinal cutout.
    Type: Grant
    Filed: May 27, 1986
    Date of Patent: November 10, 1987
    Assignee: Stork PMT B.V.
    Inventors: Gerardus T. M. Hutting, Engelbertus J. J. M. Smulders
  • Patent number: 4653147
    Abstract: A device for severing a body part of slaughtered poultry in which use is made of a cutting element provided with a cutting edge in which the desired cutting place is positioned relative to the cutting edge by at least one positioning member coupled thereto and is subsequently cut through by the cutting edge moving relative to the bird.
    Type: Grant
    Filed: April 8, 1985
    Date of Patent: March 31, 1987
    Assignee: Stork PMT B.V.
    Inventor: Henricus F. J. M. van der Eerden
  • Patent number: 4651383
    Abstract: Device for separating the wings from the trunk of slaughtered poultry hanging by the legs on a conveyor track, comprising two cutting knives attached to a carrier which is rotatably driven in the conveying device, means for positioning the poultry between the cutting knives and a wing support for each knife which cooperates with the latter and intersects the path of the knife.
    Type: Grant
    Filed: April 8, 1985
    Date of Patent: March 24, 1987
    Assignee: Stork PMT B.V.
    Inventor: Henricus F. J. M. van der Eerden
  • Patent number: 4646384
    Abstract: A guide track for slaughtered poultry, which poultry is moved forward along this track, under the action of a driver, hanging down and with at least one leg supported by the guide track, in which the leg supports are formed by on the one hand a guide and on the other hand a support edge located opposite the guide and formed on the drive.
    Type: Grant
    Filed: March 22, 1985
    Date of Patent: March 3, 1987
    Assignee: Stork PMT B.V.
    Inventor: Henricus F. J. M. van der Eerden
  • Patent number: 4639973
    Abstract: Device for cutting of the tail of slaughtered poultry which is moved forward, hanging by the legs on a conveyor track, comprising a cutting knife fixedly mounted under the conveyor track, having a V-shaped cutting edge and being supported by a guide for the bird's body.
    Type: Grant
    Filed: April 8, 1985
    Date of Patent: February 3, 1987
    Assignee: Stork PMT B.V.
    Inventor: Henricus F. J. M. van der Eerden
  • Patent number: 4639975
    Abstract: Device for separating the legs from a carcass of slaughtered poultry, hanging by the legs, hanging on a conveyor with an oblong leg guide, under the conveyor having two symmetrical guide edges acting upon the insides of the thighs and on the bottom side, two oblong cutting knives with cutting edges provided with hook-shaped or tooth-shaped recesses facing away from the leg guide, and with a support for the carcass portion under the leg guide, and an abutment near the end of the knives and between and above them.
    Type: Grant
    Filed: May 28, 1985
    Date of Patent: February 3, 1987
    Assignee: Stork PMT B.V.
    Inventor: Henricus F. J. M. van der Eerden
  • Patent number: 4635317
    Abstract: Device for cutting through the heel joint of the leg of slaughtered poultry which is supplied hanging by this leg, comprising a stop which is at an angle to the feed direction and an elongate cutting knife which reaches beyond the stop and is rotatably driven around an axis of rotation located in the feed direction in front, and sideways of the stop.
    Type: Grant
    Filed: April 8, 1985
    Date of Patent: January 13, 1987
    Assignee: Stork PMT B. V.
    Inventor: van der Eerden, Henricus F. J. M.
  • Patent number: 4597133
    Abstract: Device for transferring slaughtered poultry from a first conveyor track having first suspension hooks, to a second conveyor track, having second suspension hooks, with an input station for introducing the birds into transfer units on a transfer track between the first and second conveyor track, and with an output station, for transferring the birds from the transfer units to the second hooks, the input station being provided with overhanging units moving in a closed track, synchronized with the movement of the suspension hooks and each overhanging unit provided with an overhanging member moving in front of the suspension hooks and transfer hooks.
    Type: Grant
    Filed: February 8, 1985
    Date of Patent: July 1, 1986
    Assignee: Stork PMT B.V.
    Inventor: J. A. van de Nieuwelaar
  • Patent number: 4570295
    Abstract: Apparatus for transferring slaughtered poultry, comprising an entry station, a hook cutter and an exit station with an endless belt conveyor connecting said stations and carrying transfer shackles on which the birds hang with their thighs, the exit station being provided with controllable ejectors.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: February 18, 1986
    Assignee: Stork PMT B.V.
    Inventor: Martinus P. G. van Mil
  • Patent number: 4567624
    Abstract: Device for removing the pieces of meat from the breast of slaughtered poultry, with a plurality of flat carriers movable in a central longitudinal plane, each with clamping means, guide means above two cutting elements for making a cut on either side of the breastbone, two first scrapers for loosening the outermost fillet portions from the ribs and breastbone, two smaller second scrapers for loosening the frontmost fillet portions and two scrapers closely adjoining the two carrier surfaces.
    Type: Grant
    Filed: February 27, 1984
    Date of Patent: February 4, 1986
    Assignee: Stork PMT B.V.
    Inventor: Martinus P. G. van Mil
  • Patent number: 4558489
    Abstract: This invention relates to a method and apparatus for dividing a slaughtered bird into a front half 31 and a back half 28, the body 12, prior to and during the cutting operation, being brought into a position wherein the legs are positioned in front of the rest of the body while, prior to and during the cutting operation, the edge portion 26, forming the boundary with the breast, of the opening 27 present between the legs, is pulled downwards, the body being subsequently divided into two halves starting just above said edge portion 26.
    Type: Grant
    Filed: November 18, 1983
    Date of Patent: December 17, 1985
    Assignee: Stork PMT B.V.
    Inventor: Martinus P. G. van Mil
  • Patent number: 4524489
    Abstract: A device for separating the gizzard from the connected entrails of slaughtered poultry comprising an inlet, two oblong cylindrical parallel rotating transport elements and a gizzard separating device, the first element with a helical transport ribbon along its circumference and the second element with at least one row of longitudinal short ribs projecting from the surface and fitting between the screw ribbon of the first element.
    Type: Grant
    Filed: February 29, 1984
    Date of Patent: June 25, 1985
    Assignee: Stork PMT B.V.
    Inventor: Martinus P. G. van Mil
  • Patent number: 4516290
    Abstract: Apparatus for removing the entrails of slaughtered birds with positioning means, an oblong spoon carrier with at its end a spoon-shaped extractor member and a head pulling bow, the movements thereof being controlled in such a manner that after the engagement of the spoon under the gizzard and lungs the movement of the bow brings about the attachment of the head together with part of the gullet, and wind pipe, attached thereto.
    Type: Grant
    Filed: May 11, 1983
    Date of Patent: May 14, 1985
    Assignee: Stork PMT B.V.
    Inventor: Martinus P. G. van Mil