Patents by Inventor Charles Andrew Hessler

Charles Andrew Hessler 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).

  • Motor control system and method for agricultural spreader
    Patent number: 9763384
    Abstract: An agricultural spreader system includes a first motor, a second motor, and a valve system coupled to the first motor and to the second motor. The first motor is configured to be driven by a working fluid and to drive a first spreader disc in rotation. The second motor is configured to be driven by the working fluid and to drive a second spreader disc in rotation. The valve system is configured to transition between a series flow arrangement and a parallel flow arrangement. The series flow arrangement is configured to direct the working fluid to the second motor through the first motor. The parallel flow arrangement is configured to direct a first portion of the working fluid to the first motor, and to direct a second portion of the working fluid to the second motor.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: September 19, 2017
    Assignee: CNH Industrial America LLC
    Inventor: Charles Andrew Hessler
  • MOTOR CONTROL SYSTEM AND METHOD FOR AGRICULTURAL SPREADER
    Publication number: 20140076981
    Abstract: An agricultural spreader system includes a first motor, a second motor, and a valve system coupled to the first motor and to the second motor. The first motor is configured to be driven by a working fluid and to drive a first spreader disc in rotation. The second motor is configured to be driven by the working fluid and to drive a second spreader disc in rotation. The valve system is configured to transition between a series flow arrangement and a parallel flow arrangement. The series flow arrangement is configured to direct the working fluid to the second motor through the first motor. The parallel flow arrangement is configured to direct a first portion of the working fluid to the first motor, and to direct a second portion of the working fluid to the second motor.
    Type: Application
    Filed: September 14, 2012
    Publication date: March 20, 2014
    Applicant: CNH AMERICA LLC
    Inventor: Charles Andrew Hessler