Patents by Inventor James B. Borgerson
James B. Borgerson 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: 8277355Abstract: A transmission is has an input member, an output member, two stacked planetary gear sets, a third planetary gear set, a plurality of coupling members and a plurality of torque transmitting devices. The stacked planetary gear sets have a first, second, third, fourth and fifth member and the third planetary gear set has a first, second and third member. The torque transmitting devices include clutches and brakes.Type: GrantFiled: July 7, 2010Date of Patent: October 2, 2012Assignee: GM Global Technology Operations LLCInventors: James M. Hart, Scott H. Wittkopp, James B. Borgerson
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Patent number: 8251857Abstract: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes.Type: GrantFiled: February 13, 2012Date of Patent: August 28, 2012Assignee: GM Global Technology Operations LLCInventors: Edward W. Mellet, Daryl A. Wilton, James M. Hart, James B. Borgerson
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Publication number: 20120214633Abstract: An automatic transmission includes an input shaft or member, an output shaft or member and three simple and one compound planetary gear assemblies each including a sun gear, a planet gear carrier with a plurality of planet gears and a ring gear. The input shaft or member is coupled to the sun gear of the second planetary gear assembly and the output shaft is coupled to the planet gear carrier of the fourth planetary gear assembly. An electric motor is coupled to and drives the sun gear of the fourth planetary gear assembly. The transmission also includes six torque transmitting devices: four friction brakes and two friction clutches.Type: ApplicationFiled: December 6, 2011Publication date: August 23, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Edward W. Mellet, James M. Hart, James B. Borgerson
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Publication number: 20120214632Abstract: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes.Type: ApplicationFiled: February 13, 2012Publication date: August 23, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Edward W. Mellet, Daryl A. Wilton, James M. Hart, James B. Borgerson
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Publication number: 20120214631Abstract: A multiple speed transmission for a motor vehicle includes an input member connected to an electric motor, an output member, four planetary gear assemblies, each with first, second, and third members, and a plurality of torque transmitting devices, such as, brakes and clutches. The electric motor can be employed for regenerative braking. Further, the electric motor can be employed to launch and drive the motor vehicle with each of the gear ratios of the multi-speed transmission.Type: ApplicationFiled: October 7, 2011Publication date: August 23, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Edward W. Mellet, James B. Borgerson, James M. Hart
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Publication number: 20120214634Abstract: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes.Type: ApplicationFiled: December 7, 2011Publication date: August 23, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Edward W. Mellet, James B. Borgerson, James M. Hart
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Patent number: 8226514Abstract: Various embodiments of electrically-variable transmissions are provided that have two motor-generators, two planetary gear sets, and two torque-transmitting mechanisms, including a rotating-type clutch and a stationary-type clutch. An input member is connected for common rotation with a ring gear of the first planetary gear set. Carriers of both of the planetary gear sets are connected for common rotation with one another, and with an output member. The first motor/generator is connected for common rotation with the sun gear of the first planetary gear set. The second motor/generator is connected for common rotation with the sun gear member of the second planetary gear set. A drive transfer assembly transfers torque from components establishing the first axis of rotation to components establishing the second axis of rotation.Type: GrantFiled: May 12, 2009Date of Patent: July 24, 2012Assignee: GM Global Technology Operations LLCInventors: Edwin T. Grochowski, Scott H. Wittkopp, James B. Borgerson, James M. Hart
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Patent number: 8226512Abstract: The hybrid transmission has a plurality of members that can be utilized in powertrains to provide eight forward speed ratios and one reverse speed ratio. The hybrid transmission includes a motor/generator, three planetary gear sets, five torque-transmitting devices, three external gear sets and a final drive gear set. The powertrain includes an engine and torque converter that is continuously connected to one of the planetary gear members and an output member that is continuously connected with one of the external gear sets. The five torque-transmitting devices provide interconnections between various planetary and external gear members, the input shaft, and the transmission housing, and are operated in combinations of three to establish eight forward speed ratios and one reverse speed ratio.Type: GrantFiled: March 25, 2009Date of Patent: July 24, 2012Assignee: GM Global Technology Operations LLCInventors: Scott H. Wittkopp, James M. Hart, James B. Borgerson
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Publication number: 20120178564Abstract: A transmission includes an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. The transmission input member is connected to a launch device that includes a planetary gear set connected with a pump or a pump having a rotatable housing connected to an engine and a rotor connected to the transmission input member. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices are for example clutches and brakes.Type: ApplicationFiled: January 12, 2012Publication date: July 12, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Hamid Vahabzadeh, James B. Borgerson, James M. Hart, Scott H. Wittkopp
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Publication number: 20120165153Abstract: A transmission of the present invention has an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes. The torque transmitting devices are selectively engageable in combinations of at least three to establish at least nine forward speed ratios and at least one reverse speed ratio.Type: ApplicationFiled: December 22, 2010Publication date: June 28, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: James B. Borgerson, James M. Hart, Scott H. Wittkopp
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Patent number: 8206252Abstract: A hybrid powertrain includes an internal combustion engine, at least one electric machine and a multi-speed transmission. The electric machine is connected to a shaft between the internal combustion engine and the multi-speed transmission. The transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes a sun gear member, a planet carrier member, and a ring gear member. The torque transmitting devices include clutches and brakes arranged within a transmission housing.Type: GrantFiled: April 17, 2009Date of Patent: June 26, 2012Assignee: GM Global Technology Operations LLCInventors: Donald L. Dusenberry, James B. Borgerson, James M. Hart, Scott H. Wittkopp, Andrew W. Phillips, Clinton E. Carey
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Patent number: 8197377Abstract: A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque-transmitting devices. Further, a hydraulic fluid control circuit is provided for controlling the operation of the plurality of torque-transmitting devices. The hydraulic fluid control circuit receives pressurized hydraulic fluid from an off-axis hydraulic fluid pump and has a plurality of fluid passages disposed in the transmission house, input member and other coupling members.Type: GrantFiled: September 3, 2009Date of Patent: June 12, 2012Assignee: GM Global Technology Operations LLCInventors: James M. Hart, Andrew W. Phillips, Edwin T. Grochowski, Elizabeth I. Wooden, Scott H. Wittkopp, James B. Borgerson, Clinton E. Carey
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Publication number: 20120142480Abstract: The present invention provides a nine forward speed automatic transmission for a motor vehicle which includes four planetary gear sets, a plurality of friction and synchronizer clutches and two chain drive assemblies. The transmission is arranged along two parallel axes of rotation: a first axis defined by the input shaft and a second axis defined by the output shaft. The chain drive assemblies transfer power between sprockets disposed on the two axes. Various combinations of clutches may be engaged to provide nine forward speed ratios and five reverse speed ratios.Type: ApplicationFiled: February 13, 2012Publication date: June 7, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Andrew W. Phillips, James B. Borgerson
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Patent number: 8187130Abstract: A multiple speed transmission for a motor vehicle includes an input member, an output member, four planetary gear assemblies, each with first, second, and third members, a plurality of torque transmitting devices, an electric motor, and a switching device that selectively couples the electric motor to the input member and selectively couples the electric motor to one of the members of one of the planetary gear assemblies. The electric motor can be employed for regenerative braking. Further, the electric motor can be employed to launch and drive the motor vehicle with each of the gear ratios of the multi-speed transmission.Type: GrantFiled: September 7, 2011Date of Patent: May 29, 2012Assignee: GM Global Technology Operations LLCInventors: Edward W. Mellet, James B. Borgerson, James M. Hart
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Patent number: 8167753Abstract: The hybrid transmission has a plurality of members that can be utilized in powertrains to provide eight forward speed ratios and one reverse speed ratio. The hybrid transmission includes a motor/generator, three planetary gear sets, five torque-transmitting devices, three external gear sets and a final drive gear set. The powertrain includes an engine and torque converter that is continuously connected to one of the planetary gear members and an output member that is continuously connected with the final drive gear set. The five torque-transmitting devices provide interconnections between various planetary and external gear members, the input shaft, and the transmission housing, and are operated in combinations of three to establish eight forward speed ratios and one reverse speed ratio.Type: GrantFiled: March 25, 2009Date of Patent: May 1, 2012Assignee: GM Global Technology Operations LLCInventors: Scott H. Wittkopp, James M. Hart, James B. Borgerson
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Publication number: 20120096966Abstract: A manual transmission includes an input member, an output member, a transmission input shaft, a countershaft, a reverse shaft, a plurality of co-planar gear sets, and a plurality of torque transmitting devices. The torque transmitting devices include a plurality of synchronizer assemblies. The transmission is operable to provide at least one reverse speed ratio and a plurality of forward speed ratios between the input member and the output member.Type: ApplicationFiled: October 20, 2010Publication date: April 26, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.Inventors: James B. Borgerson, Scott H. Wittkopp
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Patent number: 8152682Abstract: The hybrid powertrain has a plurality of members that can be utilized to provide eight forward speed ratios and one reverse speed ratio in a hybrid transmission architecture. The transmission includes three planetary gear sets having five torque-transmitting devices and four fixed interconnections. The powertrain includes an engine, a damper, a pump, an engine disconnect clutch, and a drive motor, all operatively connected with the transmission to provide strong hybrid operating capability.Type: GrantFiled: September 16, 2008Date of Patent: April 10, 2012Assignee: GM Global Technology Operations LLCInventors: Shawn H. Swales, Joel M. Maguire, Andrew W. Phillips, Clinton E. Carey, James B. Borgerson, Donald L. Dusenberry, James M. Hart, Scott H. Wittkopp
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Publication number: 20120083381Abstract: A transmission of the present invention has an input member, an output member, two planetary gear sets, a planetary gear set assembly, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The planetary gear set assembly includes first, second, third, fourth and fifth members. The torque transmitting devices may include clutches and brakes. The torque transmitting devices are selectively engageable in combinations of at least two to establish at least ten forward speed ratios and at least one reverse speed ratio.Type: ApplicationFiled: October 5, 2010Publication date: April 5, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.Inventors: Scott H. Wittkopp, Andrew W. Phillips, James M. Hart, Edward W. Mellet, James B. Borgerson
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Publication number: 20120065019Abstract: A transmission is has an input member, an output member, a first planetary gear set assembly, a second planetary gear set assembly, a plurality of coupling members and a plurality of torque transmitting devices. The second planetary gear set assembly is a stacked planetary gear set having a first, a second, a third, a fourth and a fifth member and the first planetary gear set assembly has a first, a second, a third and a fourth member. The torque transmitting devices include clutches and brakes.Type: ApplicationFiled: September 13, 2010Publication date: March 15, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.Inventors: James M. Hart, Scott H. Wittkopp, James B. Borgerson
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Patent number: 8113978Abstract: The present invention provides a nine forward speed automatic transmission for a motor vehicle which includes four planetary gear sets, a plurality of friction and synchronizer clutches and two chain drive assemblies. The transmission is arranged along two parallel axes of rotation: a first axis defined by the input shaft and a second axis defined by the output shaft. The chain drive assemblies transfer power between sprockets disposed on the two axes. Various combinations of clutches may be engaged to provide nine forward speed ratios and five reverse speed ratios.Type: GrantFiled: April 18, 2008Date of Patent: February 14, 2012Assignee: GM Global Technology Operations LLCInventors: Andrew W. Phillips, James B. Borgerson