Patents by Inventor Michael Lesch

Michael Lesch 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).

  • Protector for a concrete broom or the like
    Patent number: 11140975
    Abstract: A protector is provided for a broom such as a concrete broom or the like. The protector of this invention is clamped onto the bristles of a concrete broom or the like to protect the same.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: October 12, 2021
    Inventor: Michael Lesch
  • Gear
    Patent number: 10655722
    Abstract: Gear mechanism, in particular coaxial gear mechanism or linear gear mechanism, having a toothing system, a tooth carrier with radially oriented guides, teeth which are received in the guides for engagement with the toothing system, the teeth being mounted in the guides such that they can be displaced radially relative to the tooth carrier in the direction of their longitudinal axis, a cam disk for radially driving the teeth, the tooth carrier comprising a first tooth carrier part and a second tooth carrier part.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: May 19, 2020
    Assignee: Wittenstein SE
    Inventors: Wilhelm Dorner, Michael Lesch, Andreas Kümmeth, Frank Michel, Heiko Schreiber, Thomas Wilhelm
  • GEAR
    Publication number: 20170138456
    Abstract: Gear mechanism, in particular coaxial gear mechanism or linear gear mechanism, having a toothing system, a tooth carrier with radially oriented guides, teeth which are received in the guides for engagement with the toothing system, the teeth being mounted in the guides such that they can be displaced radially relative to the tooth carrier in the direction of their longitudinal axis, a cam disk for radially driving the teeth, the tooth carrier comprising a first tooth carrier part and a second tooth carrier part.
    Type: Application
    Filed: November 11, 2016
    Publication date: May 18, 2017
    Applicant: Wittenstein SE
    Inventors: Wilhelm Dorner, Michael Lesch, Andreas Kümmeth, Frank Michel, Heiko Schreiber, Thomas Wilhelm
  • PROTECTOR FOR A CONCRETE BROOM OR THE LIKE
    Publication number: 20130333139
    Abstract: A protector is provided for a broom such as a concrete broom or the like. The protector of this invention is clamped onto the bristles of a concrete broom or the like to protect the same.
    Type: Application
    Filed: June 15, 2012
    Publication date: December 19, 2013
    Inventor: Michael Lesch
  • BASE SEAL FOR A DUMP, IN PARTICULAR A RESIDUAL SALT DUMP
    Publication number: 20130183103
    Abstract: The invention relates to a base seal of a dump, in particular a residual salt dump, said seal comprising two layers disposed on top of one another. The upper layer has a mixture of gravel, sand and bentonite or powered clay with a permeability coefficient of k?10?9 m/s and the lower layer has a mixture of sand and bentonite or powered clay with a permeability coefficient of k?5*10?10 m/s.
    Type: Application
    Filed: May 17, 2011
    Publication date: July 18, 2013
    Applicant: K+S Aktiengesellschaft
    Inventors: Ines Feldberg, Hans-Joachim Kind, Matthias Kockx, Michael Lesch, Albrecht Palm, Martin Westphal