Patents by Inventor Thomas Leichter
Thomas Leichter 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: 9184644Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: GrantFiled: December 22, 2014Date of Patent: November 10, 2015Assignee: SEW-EURODRIVE GMBH & CO. KGInventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Publication number: 20150101179Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: ApplicationFiled: December 22, 2014Publication date: April 16, 2015Inventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Patent number: 8943673Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: GrantFiled: November 18, 2011Date of Patent: February 3, 2015Assignee: Sew-Eurodrive GmbH & Co. KGInventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Patent number: 8365903Abstract: A roller drive and system of roller drives, which includes a roller component driven by an electric motor, the electric motor being supplied from an electronic circuit, which is connected to a secondary coil, which is inductively coupled to a primary conductor installed in the external environment of the roller component, the electric motor, the electronic circuit, and the secondary coil being at least partially surrounded by the roller component so as to form a housing.Type: GrantFiled: August 8, 2009Date of Patent: February 5, 2013Assignee: Sew-Eurodrive GmbH & Co. KGInventors: Josef Schmidt, Günter Becker, Thomas Leichter
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Publication number: 20120060358Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: ApplicationFiled: November 18, 2011Publication date: March 15, 2012Inventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Patent number: 8079289Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: GrantFiled: November 2, 2010Date of Patent: December 20, 2011Assignee: Sew-Eurodrive GmbH & Co. KGInventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Publication number: 20110155539Abstract: A roller drive and system of roller drives, which includes a roller component driven by an electric motor, the electric motor being supplied from an electronic circuit, which is connected to a secondary coil, which is inductively coupled to a primary conductor installed in the external environment of the roller component, the electric motor, the electronic circuit, and the secondary coil being at least partially surrounded by the roller component so as to form a housing.Type: ApplicationFiled: August 8, 2009Publication date: June 30, 2011Inventors: Josef Schmidt, Günter Becker, Thomas Leichter
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Publication number: 20110041637Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: ApplicationFiled: November 2, 2010Publication date: February 24, 2011Inventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Patent number: 7846054Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: GrantFiled: November 11, 2004Date of Patent: December 7, 2010Assignee: Sew-Eurodrive GmbH & Co. KGInventors: Josef Schmidt, Bernhard Köhler, Thomas Leichter, Jochen Mahlein
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Patent number: 7452298Abstract: A compact drive includes at least an electric motor, a transmission, and a frequency converter, the output shaft of the transmission and the rotor shaft being parallel to each other, and the shaft-center distance at least being determined by a spur-gear stage of the transmission or by the design of a variable transmission.Type: GrantFiled: April 2, 2004Date of Patent: November 18, 2008Assignee: Sew-Eurodrive GmbH & Co. KGInventors: Thomas Leichter, Jochen Mahlein, Josef Schmidt, Bernhard Köhler
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Publication number: 20070142139Abstract: A compact drive, including at least an electric motor, a transmission, and a frequency converter, the output shaft of the transmission and the rotor shaft being parallel to each other, and the shaft-center distance at least being determined by a spur-gear stage of the transmission or by the design of a variable transmission.Type: ApplicationFiled: April 2, 2004Publication date: June 21, 2007Applicant: SEW-EURODRIVE GMBH & CO. KGInventors: Thomas Leichter, Jochen Mahlein, Josef Schmidt, Bernhard Kohler
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Publication number: 20070007055Abstract: In compact drive, spiroid gear unit, and method for manufacturing a drive unit that includes at least an electric motor, a brake, a gear unit, and a frequency converter, the output shaft of the gear unit and the rotor shaft are positioned in parallel to each other, and the shaft-center distance is determined by at least one gear stage. The first gear stage includes a first toothed member connected to the rotor shaft, and a second toothed member, which engages with the first toothed member and is connected to an intermediate shaft, the brake, including at least a brake-rotor shaft, being integrated in the housing of the compact drive, the brake-rotor shaft being parallel to the rotor shaft, and the brake-rotor shaft being connected to a toothed member, which engages with the second toothed member.Type: ApplicationFiled: November 11, 2004Publication date: January 11, 2007Inventors: Josef Schmidt, Bernhard Kohler, Thomas Leichter, Jochen Mahlein