Patents by Inventor Ryan Chiaki Mann

Ryan Chiaki Mann 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).

  • Hydraulic fan assembly for an engine ventilation system
    Patent number: 8939733
    Abstract: A fan for an engine ventilation system includes a housing defining an inlet and an outlet. A hydraulic motor is coupled to the fan housing and includes a motor housing, motor shaft, and shaft seal disposed between the motor housing and the motor shaft. An impeller assembly is disposed in the housing, as well as a stationary baffle that includes a baffle inner edge disposed axially between the impeller assembly and a second wall of the fan housing. A deflector disc is coupled to the impeller assembly and includes a deflector disc outer edge positioned axially rearward of the baffle inner edge. The deflector disc and baffle direct any hydraulic fluid leaking past the shaft seal away from the impeller assembly to a collection chamber.
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: January 27, 2015
    Assignee: Caterpillar Inc.
    Inventors: Ryan Chiaki Mann, Kalpeshbhai G. Patel, William N. O'Neill
  • Hydraulic Fan Assembly for an Engine Ventilation System
    Publication number: 20120328455
    Abstract: A fan for an engine ventilation system includes a housing defining an inlet and an outlet. A hydraulic motor is coupled to the fan housing and includes a motor housing, motor shaft, and shaft seal disposed between the motor housing and the motor shaft. An impeller assembly is disposed in the housing, as well as a stationary baffle that includes a baffle inner edge disposed axially between the impeller assembly and a second wall of the fan housing. A deflector disc is coupled to the impeller assembly and includes a deflector disc outer edge positioned axially rearward of the baffle inner edge. The deflector disc and baffle direct any hydraulic fluid leaking past the shaft seal away from the impeller assembly to a collection chamber.
    Type: Application
    Filed: June 22, 2011
    Publication date: December 27, 2012
    Applicant: CATERPILLAR, INC.
    Inventors: Ryan Chiaki Mann, Kalpeshbhai G. Patel, William N. O'Neill