Patents by Inventor Michael UNSÖLD

Michael UNSÖLD 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).

  • Patent number: 11969867
    Abstract: Hand-held power tool having a tool fitting for holding a striking and rotating tool on a working axis, an electric motor, an impact mechanism, which has a striker moved periodically along the working axis, and having a rotary drive, which drives a spindle bearing the tool fitting in a rotating manner about the working axis, the rotary drive having a step-down eccentric gear mechanism, connected to the electric motor, and the spindle being coupled to the eccentric gear mechanism.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: April 30, 2024
    Assignee: Hilti Aktiengesellschaft
    Inventors: Maximilian Knyrim, Michael Unsöld
  • Publication number: 20230079576
    Abstract: A power tool, in particular a chisel hammer, including a drive, a striking mechanism device, a control device, an energy supply device for supplying the power tool with electrical energy and a power tool housing with a first and second power tool housing area. The energy supply device can be positioned in one direction between the first and second power tool housing areas, a first interface for connecting the energy supply device to the first power tool housing area and a second interface for connecting the energy supply device to the second power tool housing area being provided.
    Type: Application
    Filed: February 23, 2021
    Publication date: March 16, 2023
    Inventors: Daniel SELTMANN, Michael UNSÖLD, Andreas SPOMER
  • Publication number: 20220288758
    Abstract: Hand-held power tool having a tool fitting for holding a striking and rotating tool on a working axis, an electric motor, an impact mechanism, which has a striker moved periodically along the working axis, and having a rotary drive, which drives a spindle bearing the tool fitting in a rotating manner about the working axis, the rotary drive having a step-down eccentric gear mechanism, connected to the electric motor, and the spindle being coupled to the eccentric gear mechanism.
    Type: Application
    Filed: August 10, 2020
    Publication date: September 15, 2022
    Inventors: Maximilian KNYRIM, Michael UNSÖLD