Patents by Inventor Edward Merrick Hogan

Edward Merrick Hogan 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).

  • Expansible fabric for fluid dispensing application
    Patent number: 4055201
    Abstract: A fabric in a tubular shape is provided suitable for slipping over an expansible member which can be filled with fluid to thereby expand the expansible member and the tubular shape of the fabric, the fabric being expansible by at least 200% and having a uni-directional recovery force to provide the force to dispense the fluid from the expansible member, the fabric being made of elastomer yarn providing the recovery force and yarn in engagement with the elastomer yarn to maintain the fabric position of the elastomer yarn so as to prevent blow out of the expansible member between the yarn of the fabric during expansion of the expansible member.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 25, 1977
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: John Rayford Fowler, Edward Merrick Hogan
  • Dispenser with expansible member and contracting fabric
    Patent number: 3981415
    Abstract: A fluid dispensing container of the volume-expansible bag type is provided wherein the force for dispensing fluid is provided by the contracting force of an expansible fabric having elastomer yarn in the direction of contraction disposed about the volume-expansible bag.
    Type: Grant
    Filed: October 29, 1975
    Date of Patent: September 21, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: John Rayford Fowler, Edward Merrick Hogan