Patents by Inventor Wolfgang Rieger
Wolfgang Rieger 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: 9976632Abstract: A planetary multi-speed transmission for a vehicle with a housing is proposed. A first shaft is provided as a drive (An) and a second shaft is provided as an output (Ab) and is arranged axially parallel to the drive. Three planetary gear sets and additional shafts, along with six shifting elements are provided, through which the actuation of several gears are realized. Machine elements are provided for transfer of torque between the drive (An) and the output (Ab). The first shaft is connectable, as drive (An) to the planetary gear carrier of the first planetary gear set, to the sun gear of the second planetary gear set, to the ring gear of the first planetary gear set, to the planetary gear carrier of the second planetary gear set and to the first spur gear stage. The second shaft is connected or connectable, as a drive (Ab), to the first machine element and to the second machine element.Type: GrantFiled: January 22, 2014Date of Patent: May 22, 2018Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9951846Abstract: A transmission includes a drive shaft, an output shaft, a housing, and a first through third planetary gear sets. Six shift elements include a first brake, a second brake, and first through fourth clutches. The shift elements are selectively actuated, by which ten forward gears and one reverse gear can be. Each planetary gear set features at least one sun gear, one planetary gear, one planetary carrier and one ring gear. The drive shaft and the output shaft are arranged in a manner axially offset to each other. The drive shaft is connectable to the sun gear of the third planetary gear set and the second brake through the first clutch, and is connectable to the planetary carrier of the third planetary gear set through the second clutch. The planetary carrier of the third planetary gear set is connected to the first brake.Type: GrantFiled: October 24, 2013Date of Patent: April 24, 2018Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9933043Abstract: A multi-speed transmission for a motor vehicle includes a housing, a drive shaft, an output shaft, at least four planetary gear sets, whereas each of the planetary gear sets comprises one sun gear, at least one planet, one planetary carrier and one ring gear. The transmission includes several shift elements in the form of at least three clutches and at least three brakes. The drive shaft is connectable through the second clutch to the planetary carrier of the first planetary gear set. The planetary carrier of the first planetary gear set is connected to the second brake. The ring gear of the first planetary gear set is connected to the planetary carrier of the fourth planetary gear set. The planetary carrier of the fourth planetary gear set is connected to the sun gear of the third planetary gear set. The sun gear of the fourth planetary gear set is connected to the third brake. The planetary carrier of the third planetary gear set is connected to the output shaft.Type: GrantFiled: February 25, 2014Date of Patent: April 3, 2018Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9915320Abstract: A multi-speed transmission in planetary design for a vehicle includes a first shaft (1) provided as a drive (An) and a second shaft (2) provided as an output (Ab) that is arranged axially parallel to the drive. Three planetary gear sets (RS1, RS2, RS3) and additional shafts (3, 4, 5, 6, 7, 8, 9), along with six shifting elements (K1, K2, K3, K4, B1, B2) are provided, through which actuation of several gears is realized. Machine elements (ST1, ST2) are provided for the transfer of torque between the drive (An) and the output (Ab), whereas the first shaft (1), as a drive, is connectable to the sun gear (SR3) of the third planetary gear set (RS3), to the sun gear (SR2) of the second planetary gear set (RS2), to the planetary gear carrier (PT3) of the third planetary gear set (RS3), and is connectable or connected to the sun gear (SR1) of the first planetary gear set (RS1).Type: GrantFiled: January 22, 2014Date of Patent: March 13, 2018Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9856947Abstract: A multi-speed planetary transmission includes a housing, a drive shaft connectable to a drive train for transferring a drive torque from the drive train to the multi-speed planetary transmission, and four single planetary transmissions arranged along a housing longitudinal axis. The planetary gears feature a sun gear, ring gear, and planetary carrier. Six shift elements are arranged within the housing and are designed as four clutch elements and two brakes. Connecting shafts form connections between the single planetary transmissions, the drive shaft, the output shaft, the clutch elements and/or the brakes. The single planetary transmissions are shiftable such that nine forward gears and one reverse gear are provided, and the shift elements are arranged in a manner easily accessible from outside the housing.Type: GrantFiled: February 25, 2014Date of Patent: January 2, 2018Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9856948Abstract: A multi-speed transmission for a motor vehicle includes a housing, a drive shaft, an output shaft, and at least four planetary gear sets, whereas each of the planetary gear sets comprises one sun gear, at least one planet, one planetary carrier and one ring gear. Several shift elements are provided in the form of at least four clutches and at least two brakes. The drive shaft is connectable through the third clutch to the first brake and to the sun gear of the first planetary gear set and to the sun gear of the second planetary gear set. The ring gear of the first planetary gear set is connected to the planetary carrier of the fourth planetary gear set. The planetary carrier of the fourth planetary gear set is connectable through the fourth clutch to the drive shaft. The sun gear of the fourth planetary gear set is connected to the housing. The second brake is connected to the planetary carrier of the first planetary gear set.Type: GrantFiled: February 25, 2014Date of Patent: January 2, 2018Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9850984Abstract: A multi-speed transmission in planetary design for a vehicle includes a housing, a first shaft (1) as a drive (An), and a second shaft (2) provided as an output (Ab) that is arranged in a manner axially parallel to the drive. Three planetary gear sets, additional shafts, along with six shifting elements are also provided, through which the actuation of several gears are realized. Machine elements are provided for the transfer of torque between the drive and the output. The first shaft is connectable to the planetary gear carrier of the second planetary gear set, to the sun gear of the first planetary gear set, to the ring gear of the second planetary gear set, to the planetary gear carrier of the first planetary gear set, and to the first spur gear stage. The second shaft is connected or connectable to the first machine element and to the second machine element.Type: GrantFiled: January 22, 2014Date of Patent: December 26, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9829074Abstract: A multi-speed transmission in planetary design for a vehicle includes a housing, a first shaft is provided as a drive (An), and a second shaft provided as an output arranged axially parallel to the drive. Three planetary gear sets and additional shafts along with six shifting elements are provided. Machine elements (ST1, ST2) are provided for transfer of torque between the drive (An) and the output (Ab). The first shaft (1) is connectable to the ring gear of the third planetary gear set, to the sun gear of the first planetary gear set, to the sun gear of the third planetary gear set, to the planetary gear carrier of the first planetary gear set and to the first machine element. The second shaft is connected or connectable to the first machine element and to the second machine element.Type: GrantFiled: January 22, 2014Date of Patent: November 28, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9689468Abstract: A multi-speed transmission in planetary design is proposed for a vehicle. A first shaft is provided as a drive (An) and a second shaft is provided as an output (Ab) arranged axially parallel to the drive. Three planetary gear sets (RS1, RS2, RS3) and additional shafts along with six shifting elements (K1, K2, K3, K4, B1, B2) are provided, through which actuation of several gears is realized. Machine elements (ST1, ST2) are provided for transfer of torque between the drive (An) and the output (Ab). The first shaft is connected or connectable, as a drive, the ring gear (HR3) of the third planetary gear set (RS3) and to the planetary gear carrier (PT2) of the second planetary gear set (RS2). The second shaft (2), as an output shaft (Ab), is connectable or connected to the first machine element (ST1) and to the second machine element (ST2).Type: GrantFiled: January 22, 2014Date of Patent: June 27, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9657814Abstract: A multi-speed transmission for a motor vehicle includes a housing, a drive shaft, an output shaft, at least four planetary gear sets, whereas each of the planetary gear sets comprises one sun gear, at least one planet, one planetary carrier and one ring gear, along with several shift elements in the form of at least four clutches and at least two brakes. The sun gear of the fourth planetary gear set is connected to the housing. The planetary carrier of the fourth planetary gear set is connectable through the fourth clutch to the drive shaft. The second brake is connected to the sun gear of the second planetary gear set. The first brake is connected to the ring gear of the second planetary gear set. The ring gear of the fourth planetary gear set is connected to the planetary carrier of the second planetary gear set.Type: GrantFiled: February 25, 2014Date of Patent: May 23, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9638287Abstract: A multi-speed transmission in planetary design with a housing is proposed. A first shaft (1) is provided as a drive (AN) and a second shaft (2) is provided as an output (Ab) arranged axially parallel to the drive. Three planetary gear sets (RS1, RS2, RS3) and additional shafts (3-9) along with six shifting elements (K1, K2, K3, K4, B1, B2) are provided for the actuation of several gears. Machine elements (ST1, ST2) are provided for the transfer of torque between the drive (AN) and the output (Ab). The first shaft (1) is connectable or connected, as a drive, to a sun gear (SR1) of the first planetary gear set (RS1), to the sun gear (SR3) of the third planetary gear set (RS3), and to the planetary gear carrier (PT2) of the second planetary gear set (RS2). The second shaft (2), as an output shaft (Ab), is connectable or connected to the first machine element (ST1) and to the second machine element (ST2).Type: GrantFiled: January 22, 2014Date of Patent: May 2, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9618088Abstract: A multi-speed transmission in planetary design for a vehicle with a housing includes a first shaft provided as a drive and a second shaft provided as an output that is arranged axially parallel to the drive. Three planetary gear sets and additional shafts along with six shifting elements are provided, through which the actuation of several gears are realized. Machine elements are provided for the transfer of torque between the drive and the output. The first shaft is connectable, as a drive, to the sun gear of the third planetary gear set, to the planetary gear carrier of the second planetary gear set, to the planetary gear carrier of the third planetary gear set, and is connectable or connected to the sun gear of the first planetary gear set. The second shaft is connected or connectable, as a drive, to the first machine element and to the second machine element.Type: GrantFiled: January 22, 2014Date of Patent: April 11, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9618095Abstract: A multi-speed transmission has four planetary gear sets, eight rotatable shafts and six shifting elements. The sun gear of the first planetary gear set is connected to the third shaft. The input shaft is detachably connectable to the fourth shaft. The input shaft is connected to the sun gear of the fourth planetary gear set. The eighth shaft is connected to the ring gear of the first planetary gear set, the sun gear of the second planetary gear set, and the sun gear of the third planetary gear set. The fifth shaft is connected to the bar of the second planetary gear set and the ring gear of the third planetary gear set and is detachably connectable to the seventh shaft. The sixth shaft is connected to the ring gear of the second planetary gear set and is detachably connectable to the output shaft of the transmission.Type: GrantFiled: May 14, 2013Date of Patent: April 11, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9599196Abstract: A transmission includes a drive shaft (1), an output shaft (2), a housing (G), a first planetary gear set (PR1), a second planetary gear set (PR2) and a third planetary gear set (PR3), and six shift elements, including a first brake (B1), a second brake (B2) along with a first clutch (K1), a second clutch (K2), a third clutch (K3, K3?, K3?, K3??) and a fourth clutch (K4, K4?). The shift elements are selectively actuated, by which nine forward gears and one reverse gear can be realized through different transmission ratios between the drive shaft (1) and the output shaft (2). Each planetary gear set (PR1, PR2, PR3) has a sun gear (S1, S2, S3), one planetary gear, one planetary carrier (PT1, PT2, PT3) and one ring gear (H1, H2, H3).Type: GrantFiled: October 24, 2013Date of Patent: March 21, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9599195Abstract: The multi-stage transmission comprises four planetary gear sets, eight rotatable shafts and six shift elements. Sun of first set is connected to fifth shaft which is couplable, via third brake, to housing. Drive shaft is connectable, via first clutch, to fourth shaft connected to ring of first set and carrier of second set and which is couplable, via second brake, to housing. Drive shaft is connectable, via second clutch, to seventh shaft connected to carrier of fourth set and ring of third set and is connectable, via third clutch, to eighth shaft connected to sun of second set. Sixth shaft is connected to carrier of first set, ring of second set and ring of fourth set. Third shaft is connected to sun of third set and sun of fourth set and is couplable, via first brake, to housing. Drive shaft is connected to carrier of third set.Type: GrantFiled: March 13, 2013Date of Patent: March 21, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9581223Abstract: A planetary multi-speed transmission with a housing is proposed for a vehicle. A first shaft is provided as a drive and a second shaft is provided as an output, axially parallel to the drive. Three planetary gear sets and additional shafts, along with six shifting elements, are provided, through which the actuation of several gears can be realized. Machine elements are provided for the transfer of torque between the drive and the output. The first shaft is connectable, as the drive, to the sun gear of the second planetary gear set, to the sun gear of the first planetary gear set, to the planetary gear carrier of the second planetary gear set, to the planetary gear carrier of the first planetary gear set, and to the first machine element. The second shaft is connected or connectable, as a drive, to the first machine element and to the second machine element.Type: GrantFiled: January 22, 2014Date of Patent: February 28, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9581222Abstract: A planetary multi-speed transmission for a vehicle with a housing is proposed. A first shaft provided as a drive (An) is axially parallel to a second shaft provided as an output (Ab). Three planetary gear sets, additional shafts, and six shifting elements are provided, through which the actuation of several gears are realized. Machine elements provide torque transfer between the drive (An) and the output (Ab). The first shaft is connectable to the planetary gear carrier of the third planetary gear set, to the ring gear of the first planetary gear set, to the sun gear of the second planetary gear set, to the ring gear of the third planetary gear set, to the ring gear of the second planetary gear set, and to the first machine element. The second shaft is connected or connectable to the first machine element and to the second machine element.Type: GrantFiled: January 22, 2014Date of Patent: February 28, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9574640Abstract: A transmission for motor vehicles includes a drive shaft; an output shaft; a housing (GE); six shift elements in the form of a first brake (B1) and a second brake (B2) along with a first clutch (K1), a second clutch (K2, K2?, K2?, K2??, K2??, K2???), a third clutch (K3) and a fourth clutch (K4, K4?); a first planetary gear set (PR1), a second planetary gear set (PR2) and a third planetary gear set (PR3). The shift elements are selectively actuated, by which ten forward gears and one reverse gear can be realized through different transmission ratio relationships between the drive shaft and the drive shaft. The drive shaft and the output shaft are arranged in a manner axially offset to each other and the drive shaft is connectable to a planetary carrier (PT1) of the first planetary gear set (PR1) through the third clutch (K3) and the planetary carrier (PT1) of the first planetary gear set (PR1) is connectable to the housing (GE) by means of the second brake (B2).Type: GrantFiled: October 24, 2013Date of Patent: February 21, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9568069Abstract: A transmission, in particular a multi-speed transmission for a motor vehicle, includes a housing, a drive shaft, an output shaft, at least four planetary gear sets. Each of the planetary gear sets includes one sun gear, at least one planet, one planetary carrier and one ring gear. Six shift elements are formed as at least three clutches and at least two brakes. The drive shaft is connectable through the second clutch to the planetary carrier of the first planetary gear set and through the second brake to the housing. The drive shaft is connectable through the third clutch to the first brake and to the sun gear of the first planetary gear set. The invention also relates to a motor vehicle with the transmission and a method for operating the transmission.Type: GrantFiled: February 25, 2014Date of Patent: February 14, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger
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Patent number: 9562589Abstract: A multi-speed transmission is provided for a motor vehicle and includes a housing, a drive shaft, an output shaft, at least four planetary gear sets, whereas each of the planetary gear sets comprises one sun gear, at least one planet, one planetary carrier and one ring gear. The transmission includes several shift elements in the form of at least four clutches and at least two brakes. The drive shaft is connectable through the second clutch to the sun gear of the first and second planetary gear sets. The sun gear of the fourth planetary gear set is connected to the housing. The ring gear of the fourth planetary gear set is connectable to the planetary carrier of the second planetary gear set. The planetary carrier of the fourth planetary gear set is connectable through the fourth clutch to the output shaft. The ring gear of the second planetary gear set is connected through the second brake to the housing. The drive shaft is connectable through the third clutch to the first brake.Type: GrantFiled: February 25, 2014Date of Patent: February 7, 2017Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Christian Sibla, Wolfgang Rieger