Patents by Inventor Georg Stellmann

Georg Stellmann 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: 20220221304
    Abstract: A method for creating a surroundings map for use in the autonomous navigation of a mobile robot in a map-based localization system in a logistics environment. Mobile objects of a merchandise management system having a known position are incorporated into the process of creating the surroundings map.
    Type: Application
    Filed: May 18, 2020
    Publication date: July 14, 2022
    Inventors: Georg Stellmann, Sebastian Scherer
  • Patent number: 9242328
    Abstract: A monitoring device of a machine tool, in particular a circular saw bench, includes a safety unit having at least one first sensor. The monitoring device further includes at least one reference sensor, which is provided to convert a characterizing physical measured variable of the workpiece into an electric characteristic variable during machining of a work piece using the machine tool. The characteristic variable is provided to establish a reference value for a signal of the first sensor.
    Type: Grant
    Filed: August 27, 2010
    Date of Patent: January 26, 2016
    Assignee: Robert Bosch GmbH
    Inventors: Georg Stellmann, Sebastian Jackisch, Ralph Dammertz
  • Patent number: 8925433
    Abstract: A machine tool monitoring device includes a monitoring unit for monitoring a machine tool working region, which is provided in particular for detecting the presence of a material type, in particular human tissue, in the machine tool working region. The machine tool monitoring device further includes a safety unit which outputs at least one safety status signal depending on at least one parameter.
    Type: Grant
    Filed: October 25, 2010
    Date of Patent: January 6, 2015
    Assignee: Robert Bosch GmbH
    Inventor: Georg Stellmann
  • Patent number: 8875609
    Abstract: The invention is based on a power tool, in particular a stationary saw, having a guard device which has a guard element. It is proposed that the guard device has an actuator system, which is provided for monitoring an opening which is formed at least by the guard element and is adaptable to at least one geometric feature of a workpiece.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: November 4, 2014
    Assignee: Robert Bosch GmbH
    Inventor: Georg Stellmann
  • Patent number: 8701534
    Abstract: A machine tool, in particular a sawing machine, is described, having a work surface (14) for placing a workpiece (16) to be machined and a tool support unit (20) for supporting a tool (18), the tool support unit being supported movably relative to the work surface (14). The machine tool includes a tool operation monitoring device (60) for monitoring a tool range (68) at least during tool operation, the device having an imaging unit (62).
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: April 22, 2014
    Assignee: Robert Bosch GmbH
    Inventors: Benjamin Visel, Georg Stellmann, Joachim Platzer, Sebastian Jackisch
  • Patent number: 8622568
    Abstract: A power tool includes a lighting unit directed towards a detection field on a workpiece side, and a detection system that emphasizes the contrast between a marking applied to an underlying surface and the underlying surface.
    Type: Grant
    Filed: October 22, 2009
    Date of Patent: January 7, 2014
    Assignee: Robert Bosch GmbH
    Inventors: Thilo Koeder, Georg Stellmann, Joachim Platzer
  • Patent number: 8575549
    Abstract: A machine tool monitoring device includes a detection device (32) for detecting the presence of a type of material, in particular human tissue, in a machine tool area (34) via spectral evaluation of radiation (S). The detection device (32) includes a sensor unit (50) having at least one sensitivity range (64) for detecting radiation in a wavelength range (WL2) located at least partially in the infrared spectrum (72).
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: November 5, 2013
    Assignee: Robert Bosch GmbH
    Inventors: Benjamin Visel, Georg Stellmann, Sebastian Jackisch
  • Patent number: 8474356
    Abstract: A machine tool monitoring device having a detection unit, which is configured to detect the presence of a material type in a machine tool work area by spectral analysis of a radiation. The detection unit has a sensor unit having at least one sensitivity region for detecting radiation in a wavelength range that is situated at least partially in the infrared spectrum.
    Type: Grant
    Filed: April 15, 2008
    Date of Patent: July 2, 2013
    Assignee: Robert Bosch GmbH
    Inventors: Georg Stellmann, Sebastian Jackisch
  • Patent number: 8432292
    Abstract: A machine tool, in particular a stationary saw, includes a worktable and a safety device which is designed to trigger a reaction as a function of a safety signal, and which includes a signaling device which displays a state of the safety device. The signaling device includes a display which is located on a surface of a worktable and/or above the surface of the worktable.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: April 30, 2013
    Assignee: Robert Bosch GmbH
    Inventors: Benjamin Visel, Georg Stellmann, Sebastian Jackisch
  • Publication number: 20120312137
    Abstract: A machine tool monitoring device includes a monitoring unit for monitoring a machine tool working region, which is provided in particular for detecting the presence of a material type, in particular human tissue, in the machine tool working region. The machine tool monitoring device further includes a safety unit which outputs at least one safety status signal depending on at least one parameter.
    Type: Application
    Filed: October 25, 2010
    Publication date: December 13, 2012
    Applicant: Robert Bosch GmbH
    Inventor: Georg Stellmann
  • Publication number: 20120266665
    Abstract: A monitoring device of a machine tool, in particular a circular saw bench, includes a safety unit having at least one first sensor. The monitoring device further includes at least one reference sensor, which is provided to convert a characterizing physical measured variable of the workpiece into an electric characteristic variable during machining of a work piece using the machine tool. The characteristic variable is provided to establish a reference value for a signal of the first sensor.
    Type: Application
    Filed: August 27, 2010
    Publication date: October 25, 2012
    Applicant: ROBERT BOSCH GMBH
    Inventors: Georg Stellmann, Sebastian Jackisch, Ralph Dammertz
  • Patent number: 8154155
    Abstract: A machine tool protection apparatus, for a machine tool, that is provided for monitoring of a protection region associated with a tool, including a first sensor unit that is provided for reception of a first protection signal. The machine tool protection apparatus further includes at least one second sensor unit that is provided for reception of a second protection signal.
    Type: Grant
    Filed: December 10, 2009
    Date of Patent: April 10, 2012
    Assignee: Robert Bosch GmbH
    Inventors: Juergen Seidel, Heiko Braun, Benjamin Visel, Juergen Hasch, Michael Mahler, Georg Stellmann, Lars Weikert, Thomas Brosche, Alexander Werner Hees, Sebastian Jackisch
  • Publication number: 20110310594
    Abstract: A power tool includes a lighting unit directed towards a detection field on a workpiece side, and a detection system that emphasizes the contrast between a marking applied to an underlying surface and the underlying surface.
    Type: Application
    Filed: October 22, 2009
    Publication date: December 22, 2011
    Applicant: Robert Bosch GmbH
    Inventors: Thilo Koeder, Georg Stellmann, Joachim Platzer
  • Publication number: 20110277609
    Abstract: A machine tool, in particular a sawing machine, is described, having a work surface (14) for placing a workpiece (16) to be machined and a tool support unit (20) for supporting a tool (18), the tool support unit being supported movably relative to the work surface (14). The machine tool includes a tool operation monitoring device (60) for monitoring a tool range (68) at least during tool operation, the device having an imaging unit (62).
    Type: Application
    Filed: July 22, 2008
    Publication date: November 17, 2011
    Inventors: Benjamin Visel, Georg Stellmann, Joachim Platzer, Sebastian Jackisch
  • Publication number: 20110088528
    Abstract: The present invention relates to a machine tool monitoring device having a detecting unit (32) for detecting the presence of at least one type of material in at least one prescribed machine tool region, particularly the machine tool working region (34), by means of spectral analysis of radiation (SR), wherein the detecting unit (32) comprises a sensor unit (44) having at least one sensitivity region (54.2) for detecting radiation in a wavelength range (WL2) disposed in the electromagnetic range, a transmitting unit (42; 64) for transmitting radiation having at least one radiation component in the wavelength range (WL2), and an analysis means (58) designed such that it can detect the presence of at least one type of material in at least one prescribed machine tool region based on the radiation detected by the sensor unit (44), wherein the analysis means (58) is operationally coupled to the transmitting unit (42).
    Type: Application
    Filed: December 9, 2008
    Publication date: April 21, 2011
    Applicant: Robert Bosch GmbH
    Inventors: Benjamin Visel, Georg Stellmann, Sebastian Jackisch
  • Publication number: 20110011225
    Abstract: For a machine tool, particularly an underfloor circular saw bench, a height adjustment of the tool during operation is provided at least as a function of the respective height of the machined workpiece present across the advancement path to a height level having only little overhang to the workpiece.
    Type: Application
    Filed: November 19, 2008
    Publication date: January 20, 2011
    Inventors: Reiner Krapf, Georg Stellmann, Alexander Werner Hees, Joachim Egeler
  • Publication number: 20100300257
    Abstract: A machine tool, e.g., a sawing machine, has a work surface for placing a workpiece to be machined, and a tool support unit for supporting a tool, the unit being supported movably relative to the work surface. The machine tool includes a tool operation monitoring device for monitoring a tool range at least during a tool operation, which monitoring device includes an imaging unit.
    Type: Application
    Filed: July 22, 2008
    Publication date: December 2, 2010
    Inventors: Andreas Loewe, Ingo Herrmann, Klaus Marx, Wolfgang Niehsen, Thilo Koeder, Georg Stellmann, Joachim Platzer, Sebastian Jackisch
  • Publication number: 20100300256
    Abstract: A machine tool safety device has a recognition unit which is provided for recognizing an application situation for a machine tool. The recognition unit includes an imaging unit for monitoring a first safety range, and a sensor unit, which is different from the imaging unit, for monitoring a second safety range.
    Type: Application
    Filed: July 22, 2008
    Publication date: December 2, 2010
    Inventors: Andreas Loewe, Ingo Herrmann, Klaus Marx, Wolfgang Niehsen, Thilo Koeder, Georg Stellmann, Joachim Platzer, Sebastian Jackisch
  • Publication number: 20100212466
    Abstract: A machine tool monitoring device having a detection unit, which is configured to detect the presence of a material type in a machine tool work area by spectral analysis of a radiation. The detection unit has a sensor unit having at least one sensitivity region for detecting radiation in a wavelength range that is situated at least partially in the infrared spectrum.
    Type: Application
    Filed: April 15, 2008
    Publication date: August 26, 2010
    Inventors: Georg Stellmann, Sebastian Jackisch
  • Publication number: 20100200754
    Abstract: The invention relates to a machine tool monitoring device having a detection device (32) for detecting the presence of a type of material, particularly human tissue, in a machine tool area (34) by means of spectral evaluation of radiation (S). The invention proposes that the detection device (32) comprise a sensor unit (50) having at least one sensitivity range (64) for detecting radiation in a wavelength range (WL2) located at least partially in the infrared spectrum (72).
    Type: Application
    Filed: June 13, 2008
    Publication date: August 12, 2010
    Inventors: Benjamin Visel, Georg Stellmann, Sebastian Jackisch