Patents by Inventor Dan Loeffler

Dan Loeffler 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).

  • System and method for starting high inertia machines
    Publication number: 20250015692
    Abstract: A drive system for a working machine with a working device which can be unloaded for starting, wherein the drive system comprises at least one main motor, which is designed as an electric machine, in particular as an asynchronous motor, and a motor shaft; an auxiliary motor, which is designed as an electric machine, in particular as an asynchronous motor; and a starting device for starting the auxiliary motor. The auxiliary motor is configured to start and/or accelerate the working machine, in particular up to a synchronous speed of the main motor.
    Type: Application
    Filed: July 3, 2023
    Publication date: January 9, 2025
    Applicant: RENK GmbH
    Inventor: Dan Loeffler
  • LIGHTED ARROW
    Publication number: 20240118063
    Abstract: A lighted arrow shaft includes a cylindrical shaft having a first end and a second end. The second end is opposite the first end. A tip is secured to the cylindrical shaft at the first end. A non-powered light source is disposed within the shaft.
    Type: Application
    Filed: October 9, 2023
    Publication date: April 11, 2024
    Inventors: Sam Voigt, Nick Cotton, Kevin Berggren, Dan Loeffler