Patents by Inventor Helge Sprenger

Helge Sprenger 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: 10350742
    Abstract: Percussion unit, especially for a rotary hammer and/or percussion hammer, comprising a control unit which is designed for controlling a pneumatic percussion mechanism. According to the disclosure, the control unit comprises at least one load estimation device.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: July 16, 2019
    Assignee: Robert Bosch GmbH
    Inventors: Rainer Nitsche, Antoine Vandamme, Thomas Winkler, Helge Sprenger, Haris Hamedovic, Wolfgang Fischer, Christian Bertsch, Mario Eduardo Vega Zavala, Ulli Hoffmann, Thilo Henke, Achim Duesselberg
  • Patent number: 9969071
    Abstract: Percussion unit, especially for a rotary hammer and/or percussion hammer, comprising a control unit which is designed for open-loop and/or closed loop control of a pneumatic percussion mechanism, and at least one operating condition sensor unit. According to the disclosure, the control unit is designed to detect at least one percussion mechanism parameter depending on measurement values of the operating condition sensor unit.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: May 15, 2018
    Assignee: Robert Bosch GmbH
    Inventors: Rainer Nitsche, Matthias Tauber, Gerd Schlesak, Antoine Vandamme, Thomas Winkler, Christian Bertsch, Achim Duesselberg, Ulli Hoffmann, Thilo Henke, Juergen Lennartz, Helge Sprenger
  • Patent number: 9815160
    Abstract: A percussion unit for a rotary hammer and/or percussion hammer includes a control unit that is configured for open-loop and/or closed loop control of a pneumatic percussion mechanism. In at least one operating state in which the control unit changes from an idle mode to a percussion mode, the control unit is configured to adjust at least one operating parameter temporarily to a starting value.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: November 14, 2017
    Assignee: Robert Bosch GmbH
    Inventors: Rainer Nitsche, Matthias Tauber, Antoine Vandamme, Gerd Schlesak, Helge Sprenger, Carsten Diem, Wolfgang Fischer, Haris Hamedovic, Juergen Lennartz, Christian Bertsch, Mario Eduardo Vega Zavala, Achim Duesselberg
  • Patent number: 9652217
    Abstract: The disclosure relates to an electric tool, particularly a hand-held power tool, comprising a control unit which has control software with control parameters, and is provided for the purpose of controlling a drive unit. According to the disclosure, said electric tool comprises an interface unit that is provided to fundamentally update and/or modify the control software and/or the control parameters.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: May 16, 2017
    Assignee: Robert Bosch GmbH
    Inventors: Thomas Winkler, Ulli Hoffmann, Klaus Kuespert, Klaus Marx, Carsten Diem, Jan Breitenbach, Juergen Lennartz, Ulrich Schulmeister, Christian Bertsch, Achim Duesselberg, Helge Sprenger
  • Patent number: 9486866
    Abstract: A power tool includes a sawing working device of an at least partially flat form and at least one actuator. The sawing working device is configured to produce a sawing cut in a working direction. The at least one actuator is configured to produce at least one oscillation in the sawing working device.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: November 8, 2016
    Assignee: Robert Bosch GmbH
    Inventors: Thomas Winkler, Helge Sprenger, Peter Schwenkel, Richard Schoenleber, David Gaenzle
  • Publication number: 20160279776
    Abstract: A machine-tool device includes at least one control and/or regulation unit. The at least one control and/or regulation unit is configured to (i) at least one of control and/or regulation of a drive unit and (ii) determine at least one actual rotational speed of the drive unit from a signal of at least one sensor element taking the form of an acceleration sensor. The machine-tool device further includes at least one sensor unit which includes the at least one sensor element taking the form of the acceleration sensor.
    Type: Application
    Filed: November 6, 2014
    Publication date: September 29, 2016
    Inventors: Bernd Wirnitzer, Helge Sprenger, Hagen Philipp Keinath
  • Publication number: 20160129578
    Abstract: A manual power tool operating device includes at least one control and regulating unit configured to drive a manual power tool drive unit. The manual power tool further includes at least one operating mode selection element configured to adjust a plurality of operating modes. The at least one control and regulating unit includes at least one operating program configured to be as a function of at least one signal of the operating mode selection element. The at least one operating program configured to at least one of modify and adjust at least two operating parameters characterizing at least one operating mode.
    Type: Application
    Filed: June 11, 2014
    Publication date: May 12, 2016
    Inventors: Helge Sprenger, Juergen Lennartz, Christian Bertsch, Achim Duesselberg
  • Publication number: 20150202758
    Abstract: A percussion unit, especially for a rotary hammer and/or percussion hammer, includes a control unit that is configured for open-loop and/or closed loop control of a drive unit and/or a pneumatic percussion mechanism. The percussion unit further includes a pressure sensor unit that is configured to measure a pressure curve in order to detect at least one state of the percussion mechanism.
    Type: Application
    Filed: May 6, 2013
    Publication date: July 23, 2015
    Inventors: Rainer Nitsche, Christian Bertsch, Carsten Diem, Achim Duesselberg, Matthias Tauber, Helge Sprenger
  • Publication number: 20150158170
    Abstract: The disclosure relates to a hand-held power tool comprising a percussion mechanism, especially a rotary hammer and/or percussion hammer. According to the disclosure, at least one sensor unit comprising at least sensor for at least one mechanical measurement variable is provided for detecting at least one percussion parameter.
    Type: Application
    Filed: April 3, 2013
    Publication date: June 11, 2015
    Inventors: Rainer Nitsche, Thomas Winkler, Christian Bertsch, Achim Duesselberg, Ulli Hoffmann, Helge Sprenger
  • Publication number: 20150136433
    Abstract: Percussion unit, especially for a rotary hammer and/or percussion hammer, comprising a control unit which is designed for open-loop and/or closed loop control of a pneumatic percussion mechanism, and at least one operating condition sensor unit. According to the disclosure, the control unit is designed to detect at least one percussion mechanism parameter depending on measurement values of the operating condition sensor unit.
    Type: Application
    Filed: April 24, 2013
    Publication date: May 21, 2015
    Inventors: Rainer Nitsche, Matthias Tauber, Gerd Schlesak, Antoine Vandamme, Thomas Winkler, Christian Bertsch, Achim Duesselberg, Ulli Hoffmann, Thilo Henke, Juergen Lennartz, Helge Sprenger
  • Publication number: 20150135306
    Abstract: The disclosure relates to an electric tool, particularly a hand-held power tool, comprising a control unit which has control software with control parameters, and is provided for the purpose of controlling a drive unit. According to the disclosure, said electric tool comprises an interface unit that is provided to fundamentally update and/or modify the control software and/or the control parameters.
    Type: Application
    Filed: April 3, 2013
    Publication date: May 14, 2015
    Inventors: Thomas Winkler, Ulli Hoffmann, Klaus Kuespert, Klaus Marx, Carsten Diem, Jan Breitenbach, Juergen Lennartz, Ulrich Schulmeister, Christian Bertsch, Achim Duesselberg, Helge Sprenger
  • Publication number: 20150129248
    Abstract: A percussion unit for a rotary hammer and/or percussion hammer includes a control unit that is configured for open-loop and/or closed loop control of a pneumatic percussion mechanism. In at least one operating state in which the control unit changes from an idle mode to a percussion mode, the control unit is configured to adjust at least one operating parameter temporarily to a starting value.
    Type: Application
    Filed: April 24, 2013
    Publication date: May 14, 2015
    Inventors: Rainer Nitsche, Matthias Tauber, Antoine Vandamme, Gerd Schlesak, Helge Sprenger, Carsten Diem, Wolfgang Fischer, Haris Hamedovic, Juergen Lennartz, Christian Bertsch, Mario Eduardo Vega Zavala, Achim Duesselberg
  • Publication number: 20150101835
    Abstract: Percussion unit, especially for a rotary hammer and/or percussion hammer, comprising a control unit which is designed for controlling a pneumatic percussion mechanism. According to the disclosure, the control unit comprises at least one load estimation device.
    Type: Application
    Filed: April 24, 2013
    Publication date: April 16, 2015
    Inventors: Rainer Nitsche, Antoine Vandamme, Thomas Winkler, Helge Sprenger, Haris Hamedovic, Wolfgang Fischer, Christian Bertsch, Mario Eduardo Vega Zavala, Ulli Hoffmann, Thilo Henke, Achim Duesselberg
  • Publication number: 20150090086
    Abstract: A power tool includes a sawing working device of an at least partially flat form and at least one actuator. The sawing working device is configured to produce a sawing cut in a working direction. The at least one actuator is configured to produce at least one oscillation in the sawing working device.
    Type: Application
    Filed: September 30, 2014
    Publication date: April 2, 2015
    Inventors: Thomas Winkler, Helge Sprenger, Peter Schwenkel, Richard Schoenleber, David Gaenzle