Patents by Inventor David M. Schwalbach

David M. Schwalbach 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: 20200048058
    Abstract: A material transport cart includes a cart body, a material support body coupled to the cart body, a wheel coupled to the cart body, a motor operable to drive the wheel, and a powered lift assembly. The powered lift assembly is coupled to the cart body and to the material support body. The powered lift assembly is operable to lift the material support body relative to the cart body. A removable battery is electrically coupled to and operable to supply power to both the motor and the powered lift assembly.
    Type: Application
    Filed: August 1, 2019
    Publication date: February 13, 2020
    Inventors: David M. Schwalbach, Christina Prestidge-Kadrlik, Paul Rossetto, Logan M. Hietpas, Matt Thurin, Kathleen M. Keegan, James Wekwert
  • Publication number: 20190326716
    Abstract: An adapter assembly including a power box that has a housing containing internal components, a longitudinal axis and a storage portion. The adapter assembly also includes a first cord coupled to and extending from the housing, an adapter including an engagement portion that is removably coupled to the storage portion of the housing and that selectively engages a power source-receiving portion of a tool, and a second cord having a first end coupled to the adapter and a second end coupled to the housing.
    Type: Application
    Filed: April 17, 2019
    Publication date: October 24, 2019
    Inventors: Dean Nowalis, David M. Schwalbach, Paul Rossetto, Brian Alves
  • Publication number: 20180169851
    Abstract: An interface for a battery pack and an electrical combination. The interface may include a battery-receiving portion configured to receive a battery pack and including a cavity. The cavity is defined by a pair of sidewalls with rails defining a groove between the rails and a lower surface of the cavity. The rails are stepped or angled along a battery insertion axis and are configured to guide the sliding engagement of a battery pack within the battery-receiving portion.
    Type: Application
    Filed: December 18, 2017
    Publication date: June 21, 2018
    Inventors: Kyle J. Radovich, Cameron R. Schulz, Mitchell Carlson, John G. Marx, Paul Rossetto, David M. Schwalbach