Patents by Inventor Lothar Herdle
Lothar Herdle 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: 7861839Abstract: A lock arrangement for a transmission, in particular in the form of a parking-lock arrangement for an automated transmission. The lock arrangement is prestressed by a first spring accumulator into a locking position in which the transmission is locked. The lock arrangement is capable of being shifted by means of an actuator from the locking position into a release position in which the transmission is released. The lock arrangement has an electronically activatable blocking device which is designed for blocking the lock arrangement mechanically in the locking position.Type: GrantFiled: April 27, 2007Date of Patent: January 4, 2011Assignee: GETRAG Getriebe-und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KGInventors: Mark Schweiher, Lothar Herdle, Armin Flaig
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Patent number: 7624658Abstract: A transmission configuration includes an automated dual-clutch transmission having two transmission sections with respective input shafts, respective output shafts and respective motor clutches. The motor clutches are connected, on a motor side thereof, to a drive shaft and to a respective one of the input shafts on a transmission side thereof. A drive-side speed sensor unit is disposed at the drive shaft. An input-side speed sensor configuration includes sensor wheels connected, fixed against relative rotation, to respective ones of the input shafts, and pulse sensors disposed stationary with respect to a housing and within an effective range of the respective sensor wheels. The input-side speed sensor configuration is configured to detect a speed of the input shafts and a direction of rotation of at least one of the input shafts. A method for controlling an automated dual-clutch transmission is also provided.Type: GrantFiled: March 6, 2008Date of Patent: December 1, 2009Assignees: Volkswagen Aktiengesellschaft, GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KGInventors: Jörg Fähland, Bernd Cappelmann, Rainer Hofmann, Ansgar Damm, Günter Rühle, Martin Seufert, Matthias Beck, Josef Glatthaar, Lothar Herdle
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Publication number: 20080153666Abstract: A transmission configuration includes an automated dual-clutch transmission having two transmission sections with respective input shafts, respective output shafts and respective motor clutches. The motor clutches are connected, on a motor side thereof, to a drive shaft and to a respective one of the input shafts on a transmission side thereof. A drive-side speed sensor unit is disposed at the drive shaft. An input-side speed sensor configuration includes sensor wheels connected, fixed against relative rotation, to respective ones of the input shafts, and pulse sensors disposed stationary with respect to a housing and within an effective range of the respective sensor wheels. The input-side speed sensor configuration is configured to detect a speed of the input shafts and a direction of rotation of at least one of the input shafts. A method for controlling an automated dual-clutch transmission is also provided.Type: ApplicationFiled: March 6, 2008Publication date: June 26, 2008Applicants: VOLKSWAGEN AKTIENGESELLSCHAFT, GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KGInventors: Jorg Fahland, Bernd Cappelmann, Rainer Hofmann, Ansgar Damm, Gunter Ruhle, Martin Seufert, Matthias Beck, Josef Glatthaar, Lothar Herdle
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Patent number: 7367919Abstract: A transmission configuration includes an automated dual-clutch transmission having two transmission sections with respective input shafts, respective output shafts and respective motor clutches. The motor clutches are connected, on a motor side thereof, to a drive shaft and to a respective one of the input shafts on a transmission side thereof. A drive-side speed sensor unit is disposed at the drive shaft. An input-side speed sensor configuration includes sensor wheels connected, fixed against relative rotation, to respective ones of the input shafts, and pulse sensors disposed stationary with respect to a housing and within an effective range of the respective sensor wheels. The input-side speed sensor configuration is configured to detect a speed of the input shafts and a direction of rotation of at least one of the input shafts. A method for controlling an automated dual-clutch transmission is also provided.Type: GrantFiled: March 26, 2007Date of Patent: May 6, 2008Assignees: Volkswagen Aktiengesellschaft, GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KGInventors: Jörg Fähland, Bernd Cappelmann, Rainer Hofmann, Ansgar Damm, Günter Rühle, Martin Seufert, Matthias Beck, Josef Glatthaar, Lothar Herdle
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Publication number: 20070283735Abstract: A lock arrangement for a transmission, in particular in the form of a parking-lock arrangement for an automated transmission. The lock arrangement is prestressed by a first spring accumulator into a locking position in which the transmission is locked. The lock arrangement is capable of being shifted by means of an actuator from the locking position into a release position in which the transmission is released. The lock arrangement has an electronically activatable blocking device which is designed for blocking the lock arrangement mechanically in the locking position.Type: ApplicationFiled: April 27, 2007Publication date: December 13, 2007Applicant: GETRAG Getriebe-und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KGInventors: Mark Schweiher, Lothar Herdle, Armin Flaig
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Publication number: 20070214906Abstract: A transmission configuration includes an automated dual-clutch transmission having two transmission sections with respective input shafts, respective output shafts and respective motor clutches. The motor clutches are connected, on a motor side thereof, to a drive shaft and to a respective one of the input shafts on a transmission side thereof. A drive-side speed sensor unit is disposed at the drive shaft. An input-side speed sensor configuration includes sensor wheels connected, fixed against relative rotation, to respective ones of the input shafts, and pulse sensors disposed stationary with respect to a housing and within an effective range of the respective sensor wheels. The input-side speed sensor configuration is configured to detect a speed of the input shafts and a direction of rotation of at least one of the input shafts. A method for controlling an automated dual-clutch transmission is also provided.Type: ApplicationFiled: March 26, 2007Publication date: September 20, 2007Applicants: Volkswagen Aktiengesellschaft, GETRAG Getriebe- und Zahnradfabrik Hermann Hagenmeyer GmbH & Cie KGInventors: Jorg Fahland, Bernd Cappelmann, Rainer Hofmann, Ansgar Damm, Gunter Ruhle, Martin Seufert, Matthias Beck, Josef Glatthaar, Lothar Herdle