Patents by Inventor Franciscus Josephus M. van Esch

Franciscus Josephus M. van Esch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6601696
    Abstract: A bend segment for the track of a chain conveyor comprising at least two spaced, preferably flexible rails (4, 5) forming a track for the carrying surface of chain links (30), permanent magnets arranged below the track of the chain and flexible guide rails (11, 12) for guiding the return part of the chain, a number of supporting elements for supporting the rails being provided, which supporting elements are spaced in the conveying direction of the conveyor, the permanent magnets being accommodated in chambers (24, 24′) formed in an elongate, preferably flexible strip which is also supported on the supporting elements. The invention enables inexpensive manufacture of a bend segment of different lengths and radii.
    Type: Grant
    Filed: May 21, 2001
    Date of Patent: August 5, 2003
    Assignee: MCC Nederland B.V.
    Inventors: George Johannes van Zijderveld, Franciscus Josephus M. van Esch
  • Patent number: 6471049
    Abstract: A conveyor mat built up from hingedly intercoupled plastic modules, each module consisting of a number of substantially equally spaced apart hinge plates extending throughout the length of the module and provided with hinge loops at both ends thereof, the outer hinge plate and a plate-shaped part located on the outer side of a module of at least a number of modules extending to a position below the bottom face of the mat formed by the successive modules or being provided with a recess in the longitudinal direction of the module, the arrangement being such that the thus formed downward extension and/or the recesses form a lateral guide for the conveyor mat and can cooperate with a tubular or U-shaped guide section respectively.
    Type: Grant
    Filed: June 4, 2001
    Date of Patent: October 29, 2002
    Assignee: MCC Nederland B.V.
    Inventors: Franciscus Josephus M. van Esch, George Johannes van Zijderveld