Patents Assigned to Wilkie Brothers
  • Chicken chain
    Patent number: 7150142
    Abstract: An improved chain, compatible with food grade lubricants, is capable of use in poultry and other meat processing facilities. The chain comprises pairs of side links alternating with center links, and held together with pins. A pair of lubricating wells is located on each side link, proximate the insertion point of the pins. The lubricating well provides lubricating access to the pins, and is capable of retaining lubricant such that lubricant is continuously provided to the pins and their pivot points throughout the operation of the chain.
    Type: Grant
    Filed: February 19, 2005
    Date of Patent: December 19, 2006
    Assignee: Wilkie Brothers
    Inventor: Donald Wilkie
  • Chain pin lubricator system
    Patent number: 5078654
    Abstract: A center link for a rivetless chain has a reservoir and lubricator for holding and distributing lubricant to connector pins between adjacent center links and side bars. The reservoir and distributor are integrally formed with the central link to provide lubricant to the pins.
    Type: Grant
    Filed: September 26, 1990
    Date of Patent: January 7, 1992
    Assignee: Wilkie Brothers Conveyors, Inc.
    Inventor: Paul A. Naz