Patents by Inventor Julian M. Watson

Julian M. Watson 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: 5190082
    Abstract: A method and apparatus for simultaneously filling separate compartments of a duvet by pneumatically fluidizing material from a drum with pulsed jets of air using a venturi effect.
    Type: Grant
    Filed: February 19, 1991
    Date of Patent: March 2, 1993
    Assignee: Wool Research Organization of New Zealand, Inc.
    Inventors: Julian M. Watson, Ian D. McFarlane
  • Patent number: 4972550
    Abstract: An apparatus for producing, in bulk, long tailed neps, the apparatus including a housing supporting a main rotor the periphery of which has a plurality of teeth and beaters which co-operate with teeth on a set of feed rollers mounted in the housing alongside the periphery of the main rotor, the housing having an intake chute and a closeable discharge door, the arrangement being such that, in use, a synthetic or material fibrous material fed to the intake chute, while the discharge door is closed, is fed into the housing by the feed rollers, the fibrous material being removed by the beaters and teeth of the rotor from the feed rollers, the fibrous material being spun in the housing and the interaction between the teeth and the beaters of the main rotor and the teeth of the feed rollers causing the fibrous material to be entangled and felted to form a plurality of long tailed neps which are discharged from the housing when the discharge door is opened.
    Type: Grant
    Filed: August 11, 1989
    Date of Patent: November 27, 1990
    Assignee: Wool Research Organization of New Zealand Inc.
    Inventors: Ian D. McFarlane, Julian M. Watson, Richard J. Walls