Patents by Inventor Timo WEHLEN
Timo WEHLEN 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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Publication number: 20160040755Abstract: Multi-speed transmission in planetary design, in particular an automatic transmission for a motor vehicle, comprising one drive shaft and one output shaft, which are arranged in a housing, four planetary sets, in each case comprising at least one sun gear, one planetary carrier and one ring gear, along with at least six shifting elements, comprising a first brake, a second brake and a third brake and a first clutch, a second clutch and a third clutch, the selective meshing of which brings about different transmission ratio relationships between the drive shaft and the output shaft, such that at least nine forward gears and one reverse gear can be realized, whereas the planetary carrier of the second and fourth planetary sets is arranged in a manner radially offset to the planetary carriers of the second and the fourth planetary gear sets.Type: ApplicationFiled: September 4, 2013Publication date: February 11, 2016Inventor: Timo WEHLEN
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Patent number: 9188199Abstract: A multistage transmission with eight forward and one reverse gear, including input and output shafts, planetary gearsets, gear stages, shift elements and shafts. The input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5) which couples, via clutch (59), shaft (9) which couples the sun gear of gearset (P3) and, via clutch (58), can couple shaft (8) and the ring gear of gearset (P2). The ring gear of gearset (P1) couples shaft (6) connected to the sun gear of gearset (P2). Shaft (3) couples the sun and ring gears of respective gearsets (P1, P3) and can couple, via brake (03), the housing (G). The carrier of gearset (P2) couples shaft (4), gear stage (S1) and the output shaft. The carrier of gearset (P3) couples shaft (7), gear stage (S2) and the output shaft. The clutch (56) couples shafts (5, 6) to block gearset (P2).Type: GrantFiled: January 10, 2013Date of Patent: November 17, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9127756Abstract: A multistage transmission with eight forward and one reverse gear, including an input and output shafts, planetary gearsets, gear stages, shift elements and shafts. The input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5) that couples the sun gear of gearset (P3) and, via clutch (58), can couple shaft (8) connected to the ring gear of gearset (P2). The ring gear of gearset (P1) couples shaft (6) connected to the sun gear of gearset (P2). Shaft (3) couples the sun and ring gears of respective gearsets (P1, P3) and can couple, via brake (03), the housing. The carrier of gearset (P2) couples shaft (4) gear stage (S1) which couples the output shaft. The carrier of gearset (P3) couples shaft (7) gear stage (S2) which couples the output shaft. Clutch (56) can couple shafts (5, 6).Type: GrantFiled: January 10, 2013Date of Patent: September 8, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9109672Abstract: A multi-stage transmission having eight forward and one reverse gear, including planetary gearsets, shafts and shift elements. The sun gear of gearset (P1) is connected to shaft (3) and the ring gear of gearset (P3) and can couple the housing via brake (03). The input shaft couples the carrier of gearset (P1) and can couple, via clutch (15), shaft (5) which couples the ring and sun gears of respective gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6), which can couple, via clutch (67), shaft (7), which couples the sun gear of gearset (P2). Shaft (8) couples the carrier and sun gear of respective gearsets (P3, P4). Shaft (4) couples the carrier of gearset (P4) and can couple, via brake (04), the housing. The output shaft couples the ring gear of gearset (P4) and the carrier of gearset (P2). Clutch (56) can connect shafts (5, 6).Type: GrantFiled: January 10, 2013Date of Patent: August 18, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9109671Abstract: A multi-stage transmission with eight forward and one reverse gear including planetary gearsets, shafts, and shift elements. The sun gear of gearset (P1) couples shaft (3) and the ring gear of gearset (P4) and can couple the housing via brake (03). The drive shaft couples the carrier of gearset (P1) and can couple shaft (5) via clutch (15). Shaft (5) couples the ring and sun gears of respective gearsets (P2, P4). The ring gear of gearset (P1) couples shaft (6) and the sun gear of gearset (P2). Shaft (8) couples the carrier and sun gears of respective gearsets (P4, P3). Shaft (4) couples the carrier of gearset (P3) and can couple the housing via brake (04). Output shaft couples the ring gear of gearset (P4) and can couple, via clutch (27), shaft (7), which couples the carrier of gearset (P2). Clutch (67, 56, 57) engages to block gearset (P2).Type: GrantFiled: January 10, 2013Date of Patent: August 18, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9080648Abstract: A two-step multi-step transmission in which a first planetary gear set (1) has two radially nested transmission sub-assemblies. The first planetary gearset has an inner sun gear (11), inner planetary gears (12), an outer sun gear (14) which is rotationally fixed to the inner ring gear (13), outer planetary gears (15), an outer ring gear (16), and a carrier (17) on which the inner planetary gears (12) and the outer planetary gears (15) are mounted. The inner ring gear (13) and the outer sun gear (14), respectively, are rotationally fixed to a second, traditionally designed planetary gear set (2) and can be locked via a brake (42).Type: GrantFiled: March 13, 2013Date of Patent: July 14, 2015Assignee: ZF Friedrichshafen AGInventors: Peter Ziemer, Stefan Beck, Timo Wehlen
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Patent number: 9074665Abstract: A multi-stage transmission having eight forward and one reverse gear including planetary gears, shafts, and shift elements. The sun gear of gearset (P1) couples the third shaft (3) and the ring gear of gearset (P3), and can couple the housing via brake (03). The input shaft couples the carrier of gearset (P1) and can couple, via clutch (15), shaft (5), which couples the sun gear of gearset (P3) and can couple, via clutch (57), shaft (7) that couples the ring gear of gearset (P3). Shaft (6) couples the ring and sun gears of respective gearsets (P1, P2). Shaft (8) couples the carrier and the sun gear of respective gearsets (P3, P4). Shaft (4) couples the carrier of gearset (P4) and can couple, via brake (04), the housing. The output shaft couples the ring gear of gearset (P4) and the carrier of gearset (P2). Clutch (56) detachably connects shafts (5, 6).Type: GrantFiled: January 10, 2013Date of Patent: July 7, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9039561Abstract: A multi-stage transmission with eight forward and one reverse gear, including drive and output shafts, planetary gearsets, gear stage, shift elements and shafts. The drive shaft couples the carrier of gearset (P1) and can couple shaft (5) via clutch (15). Shaft (5) couples the ring and sun gears of respective gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6), which couples the sun gear of gearset (P2). Shaft (3) couples the sun gear of gearset (P1) and the ring gear of gearset (P3) and can couple the housing via brake (03). The carrier of gearset (P2) couples shaft (4), which can couple the output shaft via gear stage (S1) and clutch (24). The carrier of gearset (P3) couples shaft (7), which can couple the output shaft via gear stage (S2) and clutch (27), and clutch (46, 56, 45) engages to block gearset (P2).Type: GrantFiled: January 10, 2013Date of Patent: May 26, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9022895Abstract: A multi-stage transmission with eight forward and one reverse gear, including input and output shafts, planetary gearsets, gear stages, shift elements and shafts. Input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5) that couples the ring and sun gears respectively of gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6), which couples the sun gear of gearset (P2). Shaft (3) couples the sun gear of gearset (P1), can couple the housing via brake (03), and can couple shaft (8), which couples the ring gear of gearset (P3). The carrier of gearset (P2) couples shaft (4), which can couple the output shaft (2) via gear stage (S1) and clutch (24). The carrier of gearset (P3) couples shaft (7), which couples gear stage (S2), which couples the output shaft. A clutch (46, 56 or 45) can engage to block gearset (P2).Type: GrantFiled: January 10, 2013Date of Patent: May 5, 2015Assignee: ZF Friedrichsahfen AGInventors: Stefan Beck, Timo Wehlen
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Patent number: 9011288Abstract: A multi-stage transmission with eight forward and one reverse gear, including input and output shafts, planetary gear sets, gear stages shift elements and shafts. The input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5), which couples the ring gear of gearset (P2) and which, via clutch (58), can couple shaft (8), which couples the sun gear of gearset (P3). The ring gear of gearset (P1) couples shaft (6) and the sun gear of gearset (P2). Shaft (3) couples the sun and ring gears of respective gearsets (P1, P3) and can couple, via brake (03), the housing (G). The carrier of gearset (P2) couples shaft (4), which can couple the output shaft via the gear stage (S1) and clutch (24). The carrier of gearset (P3) couples shaft (7), which couples gear stage (S2) and the output shaft. Clutch (46) can block gearset (P2).Type: GrantFiled: January 10, 2013Date of Patent: April 21, 2015Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Publication number: 20150065290Abstract: A two-step multi-step transmission in which a first planetary gear set (1) has two radially nested transmission sub-assemblies. The first planetary gearset has an inner sun gear (11), inner planetary gears (12), an outer sun gear (14) which is rotationally fixed to the inner ring gear (13), outer planetary gears (15), an outer ring gear (16), and a carrier (17) on which the inner planetary gears (12) and the outer planetary gears (15) are mounted. The inner ring gear (13) and the outer sun gear (14), respectively, are rotationally fixed to a second, traditionally designed planetary gear set (2) and can be locked via a brake (42).Type: ApplicationFiled: March 13, 2013Publication date: March 5, 2015Inventors: Peter Ziemer, Stefan Beck, Timo Wehlen
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Publication number: 20150051043Abstract: A multi-stage transmission with eight forward and one reverse gear, including drive and output shafts, planetary gearsets, gear stage, shift elements and shafts. The drive shaft couples the carrier of gearset (P1) and can couple shaft (5) via clutch (15). Shaft (5) couples the ring and sun gears of respective gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6), which couples the sun gear of gearset (P2). Shaft (3) couples the sun gear of gearset (P1) and the ring gear of gearset (P3) and can couple the housing via brake (03). The carrier of gearset (P2) couples shaft (4), which can couple the output shaft via gear stage (S1) and clutch (24). The carrier of gearset (P3) couples shaft (7), which can couple the output shaft via gear stage (S2) and clutch (27), and clutch (46, 56, 45) engages to block gearset (P2).Type: ApplicationFiled: January 10, 2013Publication date: February 19, 2015Applicant: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Publication number: 20150031493Abstract: A multi-stage transmission having eight forward and one reverse gear includes planetary gearsets, shafts and shift elements. The sun gear of gearset (P1) couples shaft (3), which can couple, via brake (03), the housing and couples the ring gear of gearset (P3). The input shaft couples the carrier of gearset (P1) and can couple, via clutch (15), shaft (5), which couples the ring and sun gears of respective gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6) and the sun gear of gearset (P2). Shaft (8) couples the carrier and sun gear of respective gearsets (P3, P4). Shaft (4) couples the carrier of gearset (P4) and can couple, via brake (04), the housing. The input shaft couples the ring gear of gearset (P4) and, via clutch (27), couples shaft (7), which couples the carrier of gearset (P2). Clutch (56, 67, 57) engages to block gearset (P2).Type: ApplicationFiled: January 17, 2013Publication date: January 29, 2015Inventors: Stefan Beck, Timo Wehlen
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Publication number: 20150031498Abstract: A multistage transmission with eight forward and one reverse gear, including an input and output shafts, planetary gearsets, gear stages, shift elements and shafts. The input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5) that couples the sun gear of gearset (P3) and, via clutch (58), can couple shaft (8) connected to the ring gear of gearset (P2). The ring gear of gearset (P1) couples shaft (6) connected to the sun gear of gearset (P2). Shaft (3) couples the sun and ring gears of respective gearsets (P1, P3) and can couple, via brake (03), the housing. The carrier of gearset (P2) couples shaft (4) gear stage (S1) which couples the output shaft. The carrier of gearset (P3) couples shaft (7) gear stage (S2) which couples the output shaft. Clutch (56) can couple shafts (5, 6).Type: ApplicationFiled: January 10, 2013Publication date: January 29, 2015Inventors: Stefan Beck, Timo Wehlen
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Publication number: 20150031497Abstract: A multi-stage transmission with eight forward and one reverse gear, including input and output shafts, planetary gearsets, gear stages, shift elements and shafts. Input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5) that couples the ring and sun gears respectively of gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6), which couples the sun gear of gearset (P2). Shaft (3) couples the sun gear of gearset (P1), can couple the housing via brake (03), and can couple shaft (8), which couples the ring gear of gearset (P3). The carrier of gearset (P2) couples shaft (4), which can couple the output shaft (2) via gear stage (S1) and clutch (24). The carrier of gearset (P3) couples shaft (7), which couples gear stage (S2), which couples the output shaft. A clutch (46, 56 or 45) can engage to block gearset (P2).Type: ApplicationFiled: January 10, 2013Publication date: January 29, 2015Inventors: Stefan Beck, Timo Wehlen
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Publication number: 20150018165Abstract: A multistage transmission with eight forward and one reverse gear, including input and output shafts, planetary gearsets, gear stages, shift elements and shafts. The input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5) which couples, via clutch (59), shaft (9) which couples the sun gear of gearset (P3) and, via clutch (58), can couple shaft (8) and the ring gear of gearset (P2). The ring gear of gearset (P1) couples shaft (6) connected to the sun gear of gearset (P2). Shaft (3) couples the sun and ring gears of respective gearsets (P1, P3) and can couple, via brake (03), the housing (G). The carrier of gearset (P2) couples shaft (4), gear stage (S1) and the output shaft. The carrier of gearset (P3) couples shaft (7), gear stage (S2) and the output shaft. The clutch (56) couples shafts (5, 6) to block gearset (P2).Type: ApplicationFiled: January 10, 2013Publication date: January 15, 2015Applicant: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Publication number: 20150018164Abstract: A multi-stage transmission with eight forward and one reverse gear, including input and output shafts, planetary gear sets, gear stages shift elements and shafts. The input shaft couples the carrier of gearset (P1) and, via clutch (15), can couple shaft (5), which couples the ring gear of gearset (P2) and which, via clutch (58), can couple shaft (8), which couples the sun gear of gearset (P3). The ring gear of gearset (P1) couples shaft (6) and the sun gear of gearset (P2). Shaft (3) couples the sun and ring gears of respective gearsets (P1, P3) and can couple, via brake (03), the housing (G). The carrier of gearset (P2) couples shaft (4), which can couple the output shaft via the gear stage (S1) and clutch (24). The carrier of gearset (P3) couples shaft (7), which couples gear stage (S2) and the output shaft. Clutch (46) can block gearset (P2).Type: ApplicationFiled: January 10, 2013Publication date: January 15, 2015Applicant: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Publication number: 20150011352Abstract: A multi-stage transmission with eight forward and one reverse gear including planetary gearsets, shafts, and shift elements. The sun gear of gearset (P1) couples shaft (3) and the ring gear of gearset (P4) and can couple the housing via brake (03). The drive shaft couples the carrier of gearset (P1) and can couple shaft (5) via clutch (15). Shaft (5) couples the ring and sun gears of respective gearsets (P2, P4). The ring gear of gearset (P1) couples shaft (6) and the sun gear of gearset (P2). Shaft (8) couples the carrier and sun gears of respective gearsets (P4, P3). Shaft (4) couples the carrier of gearset (P3) and can couple the housing via brake (04). Output shaft couples the ring gear of gearset (P4) and can couple, via clutch (27), shaft (7), which couples the carrier of gearset (P2). Clutch (67, 56, 57) engages to block gearset (P2).Type: ApplicationFiled: January 10, 2013Publication date: January 8, 2015Applicant: ZF Friedrichshafen AGInventors: Stefan Beck, Timo Wehlen
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Publication number: 20150005133Abstract: A multi-stage transmission having eight forward and one reverse gear, including planetary gearsets, shafts and shift elements. The sun gear of gearset (P1) is connected to shaft (3) and the ring gear of gearset (P3) and can couple the housing via brake (03). The input shaft couples the carrier of gearset (P1) and can couple, via clutch (15), shaft (5) which couples the ring and sun gears of respective gearsets (P2, P3). The ring gear of gearset (P1) couples shaft (6), which can couple, via clutch (67), shaft (7), which couples the sun gear of gearset (P2). Shaft (8) couples the carrier and sun gear of respective gearsets (P3, P4). Shaft (4) couples the carrier of gearset (P4) and can couple, via brake (04), the housing. The output shaft couples the ring gear of gearset (P4) and the carrier of gearset (P2). Clutch (56) can connect shafts (5, 6).Type: ApplicationFiled: January 10, 2013Publication date: January 1, 2015Inventors: Stefan Beck, Timo Wehlen
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Publication number: 20140373675Abstract: An assembly includes a transmission and an electric machine for a hybrid drive of a motor vehicle, and the transmission is a multi-stage standard transmission with first and second subtransmissions, each of which has a separate input shaft and shares an output shaft. Both input shafts are coupled to the shared output shaft via form locking shift elements of the subtransmissions. The assembly includes a first shiftable clutch which is allocated to a first input shaft such that the internal combustion engine is coupled to the first input shaft via the first shiftable clutch, and a second shiftable clutch which is allocated to the second input shaft such that the electric machine is coupled to the second input shaft via the second shiftable clutch. The electric machine is coupled to the internal combustion engine via a third shiftable clutch, and to the first input shaft via a fourth shiftable clutch.Type: ApplicationFiled: June 19, 2014Publication date: December 25, 2014Inventors: Johannes KALTENBACH, Timo Wehlen, Michael Roske