Patents by Inventor James M. Fleming

James M. Fleming 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).

  • Method and apparatus for forming a pulsed stream of particles for application to a fibrous web
    Patent number: 5567472
    Abstract: The present invention provides a method and apparatus for forming a pulsed stream of discrete particles of absorbent material. The apparatus comprises a particle metering apparatus for providing a stream of particles having a predetermined mass flow rate, an ejector having an acceleration air nozzle for accelerating the stream of particles, at least one deceleration air nozzle; and valving for alternately directing air through the acceleration and deceleration nozzles. The apparatus can be used to form a fibrous web having a predetermined variation in basis weight of absorbent material along the length of the web.
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: October 22, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Robert H. Siegfried, James M. Fleming, Michael J. Stalford, John P. Janson
  • Method and apparatus for forming a pulsed stream of particles for application to a fibrous web
    Patent number: 5558713
    Abstract: The present invention provides a method and apparatus for forming a pulsed stream of discrete particles of absorbent material. The apparatus comprises a particle metering apparatus for providing a stream of particles having a predetermined mass flow rate, an ejector having an acceleration air nozzle for accelerating the stream of particles, at least one deceleration air nozzle; and valving for alternately directing air through the acceleration and deceleration nozzles. The apparatus can be used to form a fibrous web having a predetermined variation in basis weight of absorbent material along the length of the web.
    Type: Grant
    Filed: October 31, 1994
    Date of Patent: September 24, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Robert H. Siegfried, James M. Fleming, Michael J. Stalford, John P. Janson