Patents by Inventor Max Dopatka

Max Dopatka 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).

  • Publication number: 20240308108
    Abstract: An electrical work apparatus includes a housing and a drive motor arranged in the housing. The drive motor is in the form of an electric motor and is provided for driving a tool of the work apparatus. A cooling air channel is formed in the housing for guiding a cooling air flow for cooling the drive motor. The cooling air channel has a curved channel section. A magnetic separator arrangement is arranged in the cooling air channel for filtering ferromagnetic particles from the cooling air flow. The magnetic separator arrangement is arranged in the curved channel section of the cooling air channel upstream of the drive motor with respect to the cooling air flow.
    Type: Application
    Filed: March 13, 2024
    Publication date: September 19, 2024
    Inventors: David Vorsmann, Max Dopatka
  • Publication number: 20240308048
    Abstract: A handheld work apparatus includes a cooling air channel formed in the housing for guiding a cooling air flow, and at least one cooling air grid, the at least one cooling air grid being arranged at the channel inlet and/or the channel outlet. The housing includes a bearing structure. The bearing structure is a separate component in relation to the at least one cooling air grid. A support arrangement arranged between the cooling air grid and the bearing structure is provided in the cooling air channel. The cooling air grid and the support arrangement are configured and arranged with respect to each other in such a way that a force acting on the cooling air grid can be transmitted from the cooling air grid via the support arrangement to the bearing structure.
    Type: Application
    Filed: March 13, 2024
    Publication date: September 19, 2024
    Inventors: Lukas Solf, Max Dopatka, David Vorsmann, Marc Olivan