Patents by Inventor Logan Roberts

Logan Roberts 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).

  • Automatic shut-off device
    Patent number: 9909676
    Abstract: An automatic shut-off device, comprising a housing member with a hollow opening, an inlet port coupled to a first end of the housing member, an outlet port coupled to a second end of the housing member, a valve coupled to the outlet port, a variable volume chamber within the housing member with an open end facing the inlet port of the housing member and a closed end with flow restriction holes in closed end facing the outlet port of the housing member, a one-way valve disposed in the closed end of the variable volume chamber, and a spring-biased piston within the variable volume chamber with a compressible spring coupled to the piston at the closed end of the chamber wherein the piston is mechanically coupled to the valve.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: March 6, 2018
    Inventors: Logan Roberts, Bryn Prinsloo
  • Automatic Shut-off Device
    Publication number: 20160069463
    Abstract: An automatic shut-off device, comprising a housing member with a hollow opening, an inlet port coupled to a first end of the housing member, an outlet port coupled to a second end of the housing member, a valve coupled to the outlet port, a variable volume chamber within the housing member with an open end facing the inlet port of the housing member and a closed end with flow restriction holes in closed end facing the outlet port of the housing member, a one-way valve disposed in the closed end of the variable volume chamber, and a spring-biased piston within the variable volume chamber with a compressible spring coupled to the piston at the closed end of the chamber wherein the piston is mechanically coupled to the valve.
    Type: Application
    Filed: November 17, 2015
    Publication date: March 10, 2016
    Inventors: Logan Roberts, Bryn Prinsloo
  • Automatic shut-off device
    Patent number: 9222589
    Abstract: An automatic shutoff device, comprising a housing member with a hollow opening, an inlet port coupled to a first end of the housing member, an outlet port coupled to a second end of the housing member, a valve coupled to the outlet port, a variable volume chamber within the housing member with an open end facing the inlet port of the housing member and a closed end with flow restriction holes in closed end facing the outlet port of the housing member, a one-way valve disposed in the closed end of the variable volume chamber, and a spring-biased piston within the variable volume chamber with a compressible spring coupled to the piston at the closed end of the chamber wherein the piston is mechanically coupled to the valve.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: December 29, 2015
    Inventors: Logan Roberts, Bryn Prinsloo
  • Automatic Shut-off Device
    Publication number: 20140102548
    Abstract: An automatic shutoff device, comprising a housing member with a hollow opening, an inlet port coupled to a first end of the housing member, an outlet port coupled to a second end of the housing member, a valve coupled to the outlet port, a variable volume chamber within the housing member with an open end facing the inlet port of the housing member and a closed end with flow restriction holes in closed end facing the outlet port of the housing member, a one-way valve disposed in the closed end of the variable volume chamber, and a spring-biased piston within the variable volume chamber with a compressible spring coupled to the piston at the closed end of the chamber wherein the piston is mechanically coupled to the valve.
    Type: Application
    Filed: December 6, 2013
    Publication date: April 17, 2014
    Inventors: Logan Roberts, Bryn Prinsloo