Patents by Inventor Lars Jonas Hersgren

Lars Jonas Hersgren 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).

  • Portable grinder with a wheel-guard support and auxiliary handle
    Patent number: 7850510
    Abstract: A straight type power grinder includes an elongate housing having a handle with a power controller at its rear end, and a neck portion at its forward end supporting an output shaft connected to a rotation motor. The neck portion is formed with an integrated mounting flange for a grinding wheel guard. The neck portion and the mounting flange form an auxiliary handle for a comfortable manual support of the grinder during operation.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: December 14, 2010
    Assignee: Atlas Copco Tools AB
    Inventors: Lars Jonas Hersgren, Anders Urban Nelson
  • Portable Grinder With a Wheel-Guard Support and Auxiliary Handle
    Publication number: 20080293338
    Abstract: A straight type power grinder includes an elongate housing having a handle with a power controller at its rear end, and a neck portion at its forward end supporting an output shaft connected to a rotation motor. The neck portion is formed with an integrated mounting flange for a grinding wheel guard. The neck portion and the mounting flange form an auxiliary handle for a comfortable manual support of the grinder during operation.
    Type: Application
    Filed: November 22, 2006
    Publication date: November 27, 2008
    Inventors: Lars Jonas Hersgren, Anders Urban Nelson