Patents Examined by Mark Throuson
  • System including nozzle for injecting molten product into deodorant stick containers
    Patent number: 4688609
    Abstract: A system for automatically dispensing metered amounts of viscous product in assembly-line fashion into each of a series of containers, wherein the temperature of the product is maintained within a preselected range along its path of flow. Structure is provided for substantially reducing product leakage along the path of flow, including a pneumatically actuated shut-off valve which operates in the nozzle in synchronism with each piston stroke. Structure is also provided for precisely adjusting the individual piston strokes.
    Type: Grant
    Filed: January 6, 1986
    Date of Patent: August 25, 1987
    Assignee: Fluid Packaging Company
    Inventor: Manuel Diaz