Patents by Inventor Willow L. Curtin

Willow L. Curtin 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).

  • Spring-biased valve assembly
    Patent number: 10308404
    Abstract: A valve assembly is configured to be coupled to a fluid container. The valve assembly includes a housing defining a fluid path extending between an inlet and an outlet, and a plunger sub-assembly secured within the fluid path. The plunger sub-assembly includes a retainer secured to the housing within the fluid path, a plunger, and a linear coil spring having a first end secured to the retainer and a second end secured to the plunger. The linear coil spring biases the plunger into the outlet in a closed position. The plunger sealingly closes the outlet in the closed position.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: June 4, 2019
    Assignee: Illinois Tool Works Inc.
    Inventors: Jonathan P. LeBlanc, Brendan G. Metz, Willow L. Curtin
  • SPRING-BIASED VALVE ASSEMBLY
    Publication number: 20180037378
    Abstract: A valve assembly is configured to be coupled to a fluid container. The valve assembly includes a housing defining a fluid path extending between an inlet and an outlet, and a plunger sub-assembly secured within the fluid path. The plunger sub-assembly includes a retainer secured to the housing within the fluid path, a plunger, and a linear coil spring having a first end secured to the retainer and a second end secured to the plunger. The linear coil spring biases the plunger into the outlet in a closed position. The plunger sealingly closes the outlet in the closed position.
    Type: Application
    Filed: February 19, 2016
    Publication date: February 8, 2018
    Applicant: Illinois Tool Works Inc.
    Inventors: Jonathan P. LeBlanc, Brendan G. Metz, Willow L. Curtin