Patents by Inventor Samuel LIEDTKE

Samuel LIEDTKE 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: 11117238
    Abstract: A belt grinding apparatus for grinding the tips of rotor blades supported on a rotating rotor. A casing contains the rotatable rotor. An opening in the casing permits access of a grinding belt into the casing where the belt grinds the tips of the blades rotating past. The belt grinding apparatus being attached at the opening at a parting line in the casing.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: September 14, 2021
    Inventors: Alexander Genz, Samuel Liedtke, Florian Lohse
  • Patent number: 10493589
    Abstract: A belt grinding apparatus for grinding the tips of rotor blades is supported on a rotating rotor. A casing contains the rotatable rotor. An opening in the casing permits access of a grinding belt into the casing where the belt grinds the tips of the blades rotating past. The belt grinding apparatus is attached at the opening at a parting line in the casing.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: December 3, 2019
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Alexander Genz, Samuel Liedtke, Florian Lohse
  • Publication number: 20190047108
    Abstract: A belt grinding apparatus for grinding the tips of rotor blades is supported on a rotating rotor. A casing contains the rotatable rotor. An opening in the casing permits access of a grinding belt into the casing where the belt grinds the tips of the blades rotating past. The belt grinding apparatus is attached at the opening at a parting line in the casing.
    Type: Application
    Filed: October 17, 2018
    Publication date: February 14, 2019
    Inventors: Alexander Genz, Samuel Liedtke, Florian Lohse
  • Publication number: 20170203404
    Abstract: A belt grinding apparatus for grinding the tips of rotor blades supported on a rotating rotor. A casing contains the rotatable rotor. An opening in the casing permits access of a grinding belt into the casing where the belt grinds the tips of the blades rotating past. The belt grinding apparatus being attached at the opening at a parting line in the casing.
    Type: Application
    Filed: March 31, 2017
    Publication date: July 20, 2017
    Inventors: Alexander Genz, Samuel Liedtke, Florian Lohse
  • Patent number: 9616543
    Abstract: A method for shortening one or more rotor blade(s) (2) of a turbomachine (3) by removal of material at the blade tip, and apparatus (1; 19) for carrying out the method: a belt grinding apparatus (1; 19) shortens the rotor blades (2) and a contour of the blade tip is generated by a relative movement of the blade tip along the static belt grinding apparatus.
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: April 11, 2017
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Alexander Genz, Samuel Liedtke, Florian Lohse
  • Publication number: 20150118941
    Abstract: A method for shortening one or more rotor blade(s) (2) of a turbomachine (3) by removal of material at the blade tip, and apparatus (1;19) for carrying out the method: a belt grinding apparatus (1;19) shortens the rotor blades (2) and a contour of the blade tip is generated by a relative movement of the blade tip along the static belt.
    Type: Application
    Filed: October 20, 2014
    Publication date: April 30, 2015
    Inventors: Alexander GENZ, Samuel LIEDTKE, Florian LOHSE