Patents by Inventor Roland Holzl
Roland Holzl 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).
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Patent number: 9976601Abstract: The invention relates to a coupling device for connecting a first shaft (10) to a second shaft (12) by means of two flanges (16, 18, 22, 24) that are meshed with one another, wherein the flanges are provided or designed with means (30, 32, 111, 211, 311, 317, 319, 321) of enabling the axial and/or radial relative misadjustment thereof due to a misalignment of the shafts to be visually observed. According to one variant, at least one of the flanges or an element (20, 26) meshed with the two flanges is provided with at least one transducer (50, 60, 70, 80, 90, 94) for generating an electrical signal and/or acoustic signal from a mechanical movement, wherein said transducer is designed to generate the signal on the basis of a periodic movement of the flanges relative to one another, at least if the relative movement of the two shafts to one another, which occurs as the shafts rotate due to misalignment of said shafts, exceeds a certain value.Type: GrantFiled: November 26, 2013Date of Patent: May 22, 2018Assignee: Prüftechnik Dieter Busch AGInventors: Heinrich Lysen, Roland Hölzl
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Publication number: 20180136035Abstract: The invention relates to a vibration monitoring system (17) for detecting vibrations of a device (1), comprising at least one vibration sensor (2, 3, 18) and at least one pair of smart glasses (4, 19) with at least one data processing means (6) and at least one display means (7), wherein a data transmission path (12, 13, 22, 23) can be established between the vibration sensor (2, 3, 18) and the smart glasses (4, 19). In order to detect vibrations of a device (1), at least one vibration sensor (2, 3, 18) of the vibration monitoring system (17) is arranged on the device (1), wherein vibrations of the device (1) are detected by the vibration sensor (2, 3, 18) and measurement data which represent the detected vibrations are transmitted to the smart glasses (4, 19) of the vibration monitoring system (17). The measured data are processed by the data processing means (6) of the smart glasses (4, 19) and a result of the processing is displayed on the display means (5) of the smart glasses (4, 19).Type: ApplicationFiled: April 14, 2016Publication date: May 17, 2018Inventor: Roland HOLZL
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Publication number: 20180017381Abstract: A method for bringing two bodies (1, 2, 6, 7) into predetermined positions with respect to one another, which is carried out by an alignment system having data spectacles (smart glasses) (12). The dimensions of the bodies (1, 2 , 6, 7) and/or respective positions of the bodies (1, 2, 6, 7) are determined relative to each other by a data processing means (17) of the data spectacles (12) on the basis of images which are detected by an image detection means (16) of the data spectacles (12). Furthermore, an adjustment value is displayed in a display device 18 of the data spectacles (12).Type: ApplicationFiled: December 28, 2015Publication date: January 18, 2018Applicant: Prüftechnik Dieter Busch AGInventors: Roland Hölzl, Holger Schmidt
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Patent number: 9841274Abstract: The invention relates to a device for determining the location of a first mechanical element (10, 156) and a second mechanical element (12, 154) with respect to each other, with a first measurement unit (14, 114, 214) for positioning at the first mechanical element, a second measurement unit (18, 118, 218) for positioning at the second mechanical element, and an analysis unit (22), wherein the first measurement unit has means (24, 124, 224) for producing a light beam bundle (28, 128, 228), wherein the second measurement unit has a scattering surface (34, 134, 234) for scattering of the light impinging on the scattering surface, a camera (36), and means for imaging the scattering surface on the camera, wherein the scattering surface faces the first measurement unit when the measurement units are positioned at the respective mechanical element so as to be impinged on by the light beam bundle.Type: GrantFiled: April 21, 2014Date of Patent: December 12, 2017Assignee: PRUFTECHNIK DIETER BUSCH AGInventor: Roland Holzl
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Patent number: 9605951Abstract: The invention relates to an apparatus (8) for detecting a target position deviation of two bodies (10, 12), with a first measuring unit (14) for placement on the first body (10), a second measuring unit (18) for placement on the second body (12), and an evaluation unit (22). The first measuring unit (14) has means (24) to generate at least one bundle of light beams (28) and a scattering area (34) to scatter light (WV, PV) striking the scattering area, and the second measuring unit (18) has a reflector arrangement (38) to reflect the bundle of light beams (28) onto the scattering area (34). The second measuring unit (18) has a camera (36) to record images of the scattering area (34). The evaluation unit (22) is configured so as to detect from the images a deviation in target position of the bodies (10, 12). The invention additionally relates to a method to detect the deviation in target position.Type: GrantFiled: April 1, 2015Date of Patent: March 28, 2017Assignee: PRÜFTECHNIK DIETER BUSCH AGInventor: Roland Hölzl
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Patent number: 9506746Abstract: The invention relates to a device for determining the location of a first mechanical element (10) and a second mechanical element (12) with respect to each other, having a first measurement unit (14) for positioning at the first mechanical element, a second measurement unit (18) for positioning at the second mechanical element, and an analysis unit (22), wherein the first measurement unit has means (24) for producing at least one light beam bundle (28, 30), a scattering surface (34) for scattering the light (WV, PV) impinging on the scattering surface, and a camera (36) for recording images of the scattering surface, wherein the second measurement unit has a reflector arrangement (38), which faces the first measurement unit when the measurement units are positioned at the respective mechanical element so as to reflect the light beam bundle (28?, 28?) onto the scattering surface.Type: GrantFiled: April 21, 2014Date of Patent: November 29, 2016Assignee: PRUFTECHNIK DIETER BUSCH AGInventor: Roland Holzl
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Publication number: 20160223320Abstract: The invention relates to an apparatus (8) for detecting a target position deviation of two bodies (10, 12), with a first measuring unit (14) for placement on the first body (10), a second measuring unit (18) for placement on the second body (12), and an evaluation unit (22). The first measuring unit (14) has means (24) to generate at least one bundle of light beams (28) and a scattering area (34) to scatter light (WV, PV) striking the scattering area, and the second measuring unit (18) has a reflector arrangement (38) to reflect the bundle of light beams (28) onto the scattering area (34). The second measuring unit (18) has a camera (36) to record images of the scattering area (34). The evaluation unit (22) is configured so as to detect from the images a deviation in target position of the bodies (10, 12). The invention additionally relates to a method to detect the deviation in target position.Type: ApplicationFiled: April 1, 2015Publication date: August 4, 2016Inventor: Roland Hölzl
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Publication number: 20150377301Abstract: The invention relates to a coupling device for connecting a first shaft (10) to a second shaft (12) by means of two flanges (16, 18, 22, 24) that are meshed with one another, wherein the flanges are provided or designed with means (30, 32, 111, 211, 311, 317, 319, 321) of enabling the axial and/or radial relative misadjustment thereof due to a misalignment of the shafts to be visually observed. According to one variant, at least one of the flanges or an element (20, 26) meshed with the two flanges is provided with at least one transducer (50, 60, 70, 80, 90, 94) for generating an electrical signal and/or acoustic signal from a mechanical movement, wherein said transducer is designed to generate the signal on the basis of a periodic movement of the flanges relative to one another, at least if the relative movement of the two shafts to one another, which occurs as the shafts rotate due to misalignment of said shafts, exceeds a certain value.Type: ApplicationFiled: November 26, 2013Publication date: December 31, 2015Inventors: Heinrich LYSEN, Roland HOLZL
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Patent number: 9091717Abstract: A method for nondestructive and noncontact detection of faults in a test piece, with a transmitter coil arrangement with at least one transmitter coil, a receiver coil arrangement with at least one receiver coil for detecting a periodic signal which has a carrier oscillation whose amplitude and/or phase is modulated by a fault in the test piece. A signal processing unit producing a useful signal receiver coil signal, and an evaluation unit evaluating the useful signal for detection of a fault in the test piece. A self-test unit automatically or upon an external request undertakes systematic quantitative checking of signal processing functions of the signal processing unit and/or systematic quantitative checking of the transmitter coil arrangement and/or of the receiver coil arrangement and/or upon external request undertakes calibration of the signal processing unit using a calibration standard which replaces the transmitter coil arrangement and/or of the receiver coil arrangement.Type: GrantFiled: March 18, 2013Date of Patent: July 28, 2015Assignee: Prüftechnik Dieter Busch AGInventor: Roland Hölzl
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Patent number: 9086385Abstract: A method and device for nondestructive and noncontact detection of faults in a test piece, or electrically conductive particles in a liquid flow, moving passed the device, using eddy currents. The test piece or flow is exposed to periodic alternating electromagnetic fields. A periodic electrical signal is detected. The receiver coil signal is digitized with an A/D converter stage. A useful signal is produced from the digitized receiver coil signal with a signal processing unit, and the useful signal is evaluated with an evaluation unit for detecting a fault in the test piece or electrically conductive particles. When overdriving of the A/D converter stage by the receiver coil signal is ascertained by monitoring the curve shape of the digitized receiver coil signal, a part of the receiver coil signal truncated by the A/D converter stage is reconstructed using a mathematical approximation in the digitized receiver coil signal.Type: GrantFiled: March 15, 2013Date of Patent: July 21, 2015Assignee: Prüftechnik Dieter Busch AGInventor: Roland Hölzl
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Publication number: 20140327761Abstract: The invention relates to a device for determining the location of a first mechanical element (10) and a second mechanical element (12) with respect to each other, having a first measurement unit (14) for positioning at the first mechanical element, a second measurement unit (18) for positioning at the second mechanical element, and an analysis unit (22), wherein the first measurement unit has means (24) for producing at least one light beam bundle (28, 30), a scattering surface (34) for scattering the light (WV, PV) impinging on the scattering surface, and a camera (36) for recording images of the scattering surface, wherein the second measurement unit has a reflector arrangement (38), which faces the first measurement unit when the measurement units are positioned at the respective mechanical element so as to reflect the light beam bundle (28?, 28?) onto the scattering surface.Type: ApplicationFiled: April 21, 2014Publication date: November 6, 2014Applicant: Pruftechnik Dieter Busch AGInventor: Roland Holzl
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Publication number: 20140327762Abstract: The invention relates to a device for determining the location of a first mechanical element (10, 156) and a second mechanical element (12, 154) with respect to each other, with a first measurement unit (14, 114, 214) for positioning at the first mechanical element, a second measurement unit (18, 118, 218) for positioning at the second mechanical element, and an analysis unit (22), wherein the first measurement unit has means (24, 124, 224) for producing a light beam bundle (28, 128, 228), wherein the second measurement unit has a scattering surface (34, 134, 234) for scattering of the light impinging on the scattering surface, a camera (36), and means for imaging the scattering surface on the camera, wherein the scattering surface faces the first measurement unit when the measurement units are positioned at the respective mechanical element so as to be impinged on by the light beam bundle.Type: ApplicationFiled: April 21, 2014Publication date: November 6, 2014Applicant: Pruftechnik Dieter Busch AGInventor: Roland Holzl
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Publication number: 20130214770Abstract: A method for nondestructive and noncontact detection of faults in a test piece, with a transmitter coil arrangement with at least one transmitter coil, a receiver coil arrangement with at least one receiver coil for detecting a periodic signal which has a carrier oscillation whose amplitude and/or phase is modulated by a fault in the test piece. A signal processing unit producing a useful signal receiver coil signal, and an evaluation unit evaluating the useful signal for detection of a fault in the test piece. A self-test unit automatically or upon an external request undertakes systematic quantitative checking of signal processing functions of the signal processing unit and/or systematic quantitative checking of the transmitter coil arrangement and/or of the receiver coil arrangement and/or upon external request undertakes calibration of the signal processing unit using a calibration standard which replaces the transmitter coil arrangement and/or of the receiver coil arrangement.Type: ApplicationFiled: March 18, 2013Publication date: August 22, 2013Applicant: PRUEFTECHNIK DIETER BUSCH AGInventor: Roland HÖLZL
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Patent number: 8493065Abstract: Method and device for nondestructive and noncontact detection of faults in a test piece, or electrically conductive particles in a liquid flow, moving past the device, using eddy currents. The test piece or flow is exposed to periodic alternating electromagnetic fields. A periodic electrical signal is detected by a receiver coil. The receiver coil signal has a carrier oscillation whose amplitude and/or phase is modulated by defects in the test piece or by electrically conducting particles and is digitized. A useful signal is produced from the digitized receiver coil signal, and the useful signal is evaluated with an evaluation unit to detect faults in the test piece or electrically conductive particles. When overdriving of the A/D converter stage by the receiver coil signal is ascertained, a part of the receiver coil signal truncated by the A/D converter stage is reconstructed using a mathematical approximation in the digitized receiver coil signal.Type: GrantFiled: May 20, 2010Date of Patent: July 23, 2013Assignee: Prueftechnik Dieter Busch AGInventor: Roland Hölzl
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Patent number: 8421471Abstract: Method for nondestructive and noncontact detection of faults in a test piece, with a transmitter coil arrangement with at least one transmitter coil that transmits periodic electromagnetical AC fields to a test piece, a receiver coil arrangement with at least one receiver coil for detecting a periodic electrical signal having a carrier oscillation whose amplitude and/or phase is modulated by a fault in the test piece. A signal processing unit produces a useful signal from the receiver coil signal, and an evaluation unit evaluates the useful signal to detect a fault in the test piece. A self-test unit undertakes systematic quantitative checking of signal processing functions of the signal processing unit and/or of the transmitter coil arrangement and/or of the receiver coil arrangement and/or upon external request undertakes calibration of the signal processing unit using a calibration standard which replaces the transmitter coil arrangement and/or of the receiver coil arrangement.Type: GrantFiled: May 20, 2010Date of Patent: April 16, 2013Assignee: Prüftechnik Dieter Busch AGInventor: Roland Hölzl
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Publication number: 20100295545Abstract: Method and device for nondestructive and noncontact detection of faults in a test piece, or electrically conductive particles in a liquid flow, moving past the device, using eddy currents. The test piece or flow is exposed to periodic alternating electromagnetic fields. A periodic electrical signal is detected by a receiver coil. The receiver coil signal has a carrier oscillation whose amplitude and/or phase is modulated by defects in the test piece or by electrically conducting particles and is digitized. A useful signal is produced from the digitized receiver coil signal, and the useful signal is evaluated with an evaluation unit to detect faults in the test piece or electrically conductive particles. When overdriving of the A/D converter stage by the receiver coil signal is ascertained, a part of the receiver coil signal truncated by the A/D converter stage is reconstructed using a mathematical approximation in the digitized receiver coil signal.Type: ApplicationFiled: May 20, 2010Publication date: November 25, 2010Applicant: Pruftechnik Dieter Busch AGInventor: Roland Hölzl
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Publication number: 20100295551Abstract: Method for nondestructive and noncontact detection of faults in a test piece, with a transmitter coil arrangement with at least one transmitter coil that transmits periodic electromagnetical AC fields to a test piece, a receiver coil arrangement with at least one receiver coil for detecting a periodic electrical signal having a carrier oscillation whose amplitude and/or phase is modulated by a fault in the test piece. A signal processing unit produces a useful signal from the receiver coil signal, and an evaluation unit evaluates the useful signal to detect a fault in the test piece. A self-test unit undertakes systematic quantitative checking of signal processing functions of the signal processing unit and/or of the transmitter coil arrangement and/or of the receiver coil arrangement and/or upon external request undertakes calibration of the signal processing unit using a calibration standard which replaces the transmitter coil arrangement and/or of the receiver coil arrangement.Type: ApplicationFiled: May 20, 2010Publication date: November 25, 2010Applicant: PRUFTECHNIK DIETER BUSCH AGInventor: Roland HÖLZL
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Patent number: 7304559Abstract: A device for efficient transmission of electrical energy and/or information is built in the manner of a rotary transformer. The cores of this device are made of ferromagnetic rings of a U-shaped cross section of soft iron, or of soft iron core stacks of annular or hollow cylindrical shape, the ring-shaped or hollow cylindrical sheets typically being unslotted. There can be several coil sets within such a device; in this way several channels can be made available for parallel transmission of electrical energy and/or information.Type: GrantFiled: October 4, 2006Date of Patent: December 4, 2007Assignee: Prueftechnik Dieter Busch AGInventors: Ralf Förtsch, Werner Mühleisen, Roland Hölzl
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Publication number: 20070080770Abstract: A device for efficient transmission of electrical energy and/or information is built in the manner of a rotary transformer. The cores of this device are made of ferromagnetic rings of a U-shaped cross section of soft iron, or of soft iron core stacks of annular or hollow cylindrical shape, the ring-shaped or hollow cylindrical sheets typically being unslotted. There can be several coil sets within such a device; in this way several channels can be made available for parallel transmission of electrical energy and/or information.Type: ApplicationFiled: October 4, 2006Publication date: April 12, 2007Applicant: PRUEFTECHNIK DIETER BUSCH AGInventors: Ralf Fortsch, Werner Muhleisen, Roland Holzl
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Patent number: 6566871Abstract: The invention relates to a process for testing of a workpiece by means of eddy currents induced by a field coil in the workpiece and from which a measurement signal is obtained by means of a measurement sensor, a pattern signal representative of a workpiece fault being generated, a correlation function of the measurement signal acquired by the sensor with the pattern signal being determined, and the correlation function being evaluated in order to detect a fault in the workpiece. The invention furthermore relates to a device for executing the process.Type: GrantFiled: September 17, 2001Date of Patent: May 20, 2003Assignee: Pruftechnik Dieter Busch AGInventor: Roland Hölzl