Patents by Inventor Krzysztof Krukowski

Krzysztof Krukowski 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).

  • Linear drive
    Patent number: 9428147
    Abstract: A linear drive, especially for a belt tensioner, includes a housing (10) including a piston seat (12), a piston element (16) accommodated in the piston seat (12) and a pyrotechnical drive element adapted to supply gas for displacing the piston element (16). The inner wall of the piston seat (12) includes a groove (30) extending in the displacing direction (R) of the piston element (16) through which gas can flow off the piston seat (12).
    Type: Grant
    Filed: March 14, 2012
    Date of Patent: August 30, 2016
    Assignee: TRW Automotive GmbH
    Inventors: Simon Schreiber, Hermann Grau, Krzysztof Krukowski
  • LINEAR DRIVE
    Publication number: 20140175781
    Abstract: A linear drive, especially for a belt tensioner, includes a housing (10) including a piston seat (12), a piston element (16) accommodated in the piston seat (12) and a pyrotechnical drive element adapted to supply gas for displacing the piston element (16). The inner wall of the piston seat (12) includes a groove (30) extending in the displacing direction (R) of the piston element (16) through which gas can flow off the piston seat (12).
    Type: Application
    Filed: March 14, 2012
    Publication date: June 26, 2014
    Inventors: Simon Schreiber, Hermann Grau, Krzysztof Krukowski