Patents by Inventor Johan Lindstrom
Johan Lindstrom 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: 10767736Abstract: A gearbox having an input shaft (8) and an output shaft (20); a first epicyclic gear (10) connected to the input shaft (8); a second epicyclic gear (12) connected to the first epicyclic gear (10); a first electrical machine (14) connected to the first epicyclic gear (10); a second electrical machine (16) connected to the second epicyclic gear (12); a first main shaft (34) connected to the first epicyclic gear (10); a second main shaft (36) connected to the second epicyclic gear (12).Type: GrantFiled: July 15, 2019Date of Patent: September 8, 2020Assignee: SCANIA CV ABInventors: Johan Lindstrom, Mathias Bjorkman, Niklas Pettersson, Mikael Bergquist
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Patent number: 10708166Abstract: A method and a first device (110) of a switched network (100), for managing data frames received, at a first port, from a second device (120) are disclosed. The first device (110) handles the first port and a second port for transfer of data frames between the first and second devices (110, 120). The first device (110) is addressable by a Media Access Control address, “MAC address”, associated with the first port. The first device (110) receives (201), from the second device (120), at least one data frame at the second port. The first device (110) sends (202), on the first port, a message including the MAC address associated with the first port.Type: GrantFiled: November 26, 2014Date of Patent: July 7, 2020Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Per Helen, Clarence Ammervik, Johan Lindstrom
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Publication number: 20190338835Abstract: A gearbox having an input shaft (8) and an output shaft (20); a first epicyclic gear (10) connected to the input shaft (8); a second epicyclic gear (12) connected to the first epicyclic gear (10); a first electrical machine (14) connected to the first epicyclic gear (10); a second electrical machine (16) connected to the second epicyclic gear (12); a first main shaft (34) connected to the first epicyclic gear (10); a second main shaft (36) connected to the second epicyclic gear (12).Type: ApplicationFiled: July 15, 2019Publication date: November 7, 2019Inventors: Johan LINDSTROM, Mathias BJORKMAN, Niklas PETTERSSON, Mikael BERGQUIST
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Patent number: 9592821Abstract: A drive system and a method of driving a vehicle (1). The drive system includes (1) a combustion engine (2), a gear box (3), an electric machine (9), and a planetary gear. A control unit (18) has access to information concerning the moment (Tel) of the electric machine (9) for driving the vehicle (1) and to calculate the moment (T1c) of the combustion engine (2) for driving the vehicle (1) at at least a first operation occasion (D1) when there is a known relation between the moment (Tel) of the electric machine and the moment (T1c) of the combustion engine.Type: GrantFiled: June 26, 2013Date of Patent: March 14, 2017Assignee: SCANIA CV ABInventors: Niklas Pettersson, Mikael Bergquist, Karl Redbrandt, Mathias Björkman, Johan Lindstrom
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Publication number: 20170001631Abstract: Disclosed is a method for control of a vehicle with a drive system comprising an output shaft in a combustion engine and a planetary gear with a first and a second electrical machine connected via their rotors to the components in the planetary gear, a supply of electrical power to electrical auxiliary units and/or loads present in the vehicle is carried out, by way of the combustion engine being kept running with its output shaft connected with the second electrical machine's rotor, and the electrical auxiliary units and/or loads being supplied with electrical power via the first electrical machine and/or the second electrical machine.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSON
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Publication number: 20170001622Abstract: Method for control of a drive system comprising a combustion engine with output shaft, gearbox with input shaft, electrical machine, and planetary gear comprising a sun wheel, a ring gear and a planetary wheel carrier. The method comprises, if torque from the combustion engine and the electrical machine is sufficient for the operation of the vehicle with the planetary gear in the release position, and if the vehicle's fuel consumption with the planetary gear in the release position is lower than in the locked position, controlling the electrical machine and the combustion engine such that the requested torque is provided, with the planetary gear in the release position. Otherwise, set the planetary gear in the locked position. A second locking means adapted to divide the combustion engine's output shaft in two sections in a release position, kept in a locked position if the planetary gear is in the release position.Type: ApplicationFiled: December 22, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKAMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001634Abstract: A drive system for a vehicle comprises two electrical machines arranged between a combustion engine and an input shaft to a gearbox. The first machine rotor is connected with a planetary gear component, and the input shaft of the gearbox with another planetary gear component. The second machine rotor is connected with the output shaft of the combustion engine, which is also connected with another planetary gear component. A first locking means movable between a locked position, wherein the planetary gear's three components rotate at the same rotational speed, and a release position, wherein the components rotate at different rotational speeds. A second locking means movable between a locked position, and a release position wherein the combustion engine's output shaft is locked to a stationary element in the locked position and disconnected in the release position to rotate with the second machine rotor and a planetary gear component.Type: ApplicationFiled: December 22, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001621Abstract: Disclosed is a method for control a vehicle with a drive system comprising an output shaft of a combustion engine and a planetary gear with a first and a second electrical machine, connected via their rotors to the components of the planetary gear, the vehicle is started by controlling the first electrical machine to achieve a torque thereof, so that the requested torque is transmitted to the planetary gear's output shaft, and controlling the second electrical machine to achieve a torque, so that the desired power to electrical auxiliary aggregates and/or loads in the vehicle, and/or electric energy storage means, if present in the vehicle, for exchange of electric energy with the first and second electrical machine is achieved.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Applicant: Scania CV ABInventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001633Abstract: A drive system for a vehicle comprises two electrical machines arranged between a combustion engine and an input shaft to a gearbox. The first electrical machine rotor is connected with a planetary gear component, and the input shaft of the gearbox is connected with another planetary gear component. The second electrical machine rotor is connected via a transmission with the output shaft of the combustion engine, which is connected with another planetary gear component. A first locking means may be moved between a locked position, wherein the planetary gear's components rotate at the same rotational speed, and a release position wherein the components rotate at different rotational speeds. A second locking means may be moved between a locked position, and a release position wherein the output shaft of the combustion engine is locked in the locked position and disconnected in the release position with said additional planetary gear component.Type: ApplicationFiled: December 22, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001626Abstract: In a method for controlling a vehicle with a drive system comprising a power unit configuration adapted to provide power for the vehicle's operation, and further comprising a planetary gear and a first and second electrical machine, connected to components in the planetary gear via their rotors, a locking means is moved from a release position, in which the planetary gear's components are free to rotate independently of each other, to a locked position, in which two of the planetary gear's components are locked together, so that the three components in the planetary gear rotate with the same speed. The power unit configuration is controlled in order to achieve a synchronous, or substantially synchronous, rotational speed between the input and output shaft of the planetary gear, and the locking means are then moved to the locked position.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001635Abstract: A drive system for a vehicle comprises an electrical machine, arranged between a combustion engine and an input shaft to a gearbox. The rotor of the electrical machine is connected with a component of a planetary gear, and the input shaft of the gearbox is connected with another component of such planetary gear. A first locking means may be moved between a locked position, in which the planetary gear's three components rotate at the same rotational speed, and a release position, in which the components are allowed to rotate at different rotational speeds. A second locking means is moveable between a locked position in which the output shaft of the combustion engine is locked together with a component in the planetary gear, and a release position, in which the combustion engine's output shaft is decoupled from such a component.Type: ApplicationFiled: December 22, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001632Abstract: In a method for controlling a vehicle with a drive system comprising an output shaft of a combustion engine and a planetary gear with a first and a second electrical machine, connected via their rotors to the components of the planetary gear, the combustion engine is started while the vehicle is driven by ensuring that the rotor of the second electrical machine is connected with the output shaft of the combustion engine, and controlling such electrical machine's rotational speed towards the combustion engine's idling speed, whereupon fuel injection into the combustion engine is carried out to start the latter.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJÖRKMAN, Mikael BERGQUIST, Niklas PETTERSON
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Publication number: 20170001627Abstract: In a method for controlling a vehicle with a drive system comprising a power unit configuration adapted to provide output for the vehicle's operation, and further comprising a planetary gear and a first and second electrical machine, connected to components in the planetary gear via their rotors, a locking means is moved from a locked position, in which two of the planetary gear's components are locked together, so that the three components of the planetary gear rotate with the same speed, to a release position, when the vehicle is driven with the locking means in a locked position, by carrying out the following method steps. The power unit configuration is controlled in order to achieve torque balance between the components that are locked together by the locking means, and such locking means are moved into a release position, when said torque balance prevails.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001643Abstract: Disclosed is a method for control of a vehicle with a drive system comprising a planetary gear and a first and second electrical machine, connected with their rotors to the components of the planetary gear, a braking of the vehicle towards stop occurs by way of a distribution of the desired braking torque between the first and the second electrical machines, and wherein such electrical machines are controlled to transmit a total torque to an output shaft of the planetary gear, which corresponds to the desired braking torque at least to one predetermined low speed limit, before the vehicle stops.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001620Abstract: A drive system for a vehicle comprises two electrical machines arranged between a combustion engine and an input shaft to a gearbox. The first machine's rotor and the input shaft of the gearbox are each connected to a separate component of a planetary gear. The second electrical machine's rotor is connected with the output shaft of the combustion engine, which is connected with another component of the planetary gear. A first locking means may be moved between a locked position, in which the planetary gear's three components rotate at the same rotational speed, and a release position, allowing for different rotational speeds. A second locking means is moveable between a locked position, in which the output shaft of the combustion engine is locked together with the second machine's rotor and a release position, in which the combustion engine's output shaft is disconnected from the second machine's rotor.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Publication number: 20170001630Abstract: In a method for controlling a vehicle with a drive system comprising an output shaft in a combustion engine, a planetary gear and a first and second electrical machine connected to the planetary gear, the turning off of the combustion engine is achieved when the vehicle is driven with the combustion engine running, and a transition to operation of the vehicle with the electrical machines is achieved by ensuring that the second electrical machine's rotor is connected with the combustion engine's output shaft, that injection of fuel into the combustion engine is interrupted and that the second electrical machines rotational speed is controlled towards and until a standstill, whereupon the combustion engine's output shaft is disconnected from the second electrical machine and the planetary gear.Type: ApplicationFiled: December 23, 2014Publication date: January 5, 2017Inventors: Johan LINDSTROM, Mathias BJORKMAN, Mikael BERGQUIST, Niklas PETTERSSON
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Patent number: 9334079Abstract: A crate module which includes a quadrilateral tray portion with a load carrying side and an opposing side. The tray portion is delimited by four successively connected peripheral edges and has form fitting elements. The crate module also includes four side panels each of which have a proximal end, from which the side panel is pivotably connected to a respective peripheral edge, and a distal end having a counterpart form fitting element which is configured to cooperate with a corresponding form fitting element of the tray portion of a similar logistics crate in a superposed configuration. At least one of the side panels is pivotably connected to the respective peripheral edge on said opposing side of the tray portion.Type: GrantFiled: March 27, 2014Date of Patent: May 10, 2016Assignee: K. Hartwall Oy AbInventors: Johan Lindstrom, Juha Kosonen, Herrick Ramberg
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Patent number: 9181738Abstract: The present invention provides for a robust one-piece hinge body which is suitable to withstand strain of rough handling. The novel one-piece hinge body includes a first profile portion which is configured to at least partially enclose a first profile. The hinge body also includes a second profile portion which is configured to at least partially enclose a second profile which is parallel to the first profile. The hinge body further has an outer portion which connects the first and second profile portions and which is located on the outside of the hinge joint of the pivoted profiles. The body also includes an inner portion which opposes the outer portion and connects the first and second profile portions while being located on the inside of the hinge joint of the pivoted profiles. According to the invention the inner portion consists of joinable terminal ends of the first and second profile portions, wherein a mating surface is formed between said joined terminal ends.Type: GrantFiled: March 14, 2013Date of Patent: November 10, 2015Assignee: K. Hartwall Oy AbInventor: Johan Lindstrom
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Publication number: 20150143665Abstract: The present invention provides for a robust one-piece hinge body which is suitable to withstand strain of rough handling. The novel one-piece hinge body includes a first profile portion which is configured to at least partially enclose a first profile. The hinge body also includes a second profile portion which is configured to at least partially enclose a second profile which is parallel to the first profile. The hinge body further has an outer portion which connects the first and second profile portions and which is located on the outside of the hinge joint of the pivoted profiles. The body also includes an inner portion which opposes the outer portion and connects the first and second profile portions while being located on the inside of the hinge joint of the pivoted profiles. According to the invention the inner portion consists of joinable terminal ends of the first and second profile portions, wherein a mating surface is formed between said joined terminal ends.Type: ApplicationFiled: March 14, 2013Publication date: May 28, 2015Inventor: Johan Lindstrom
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Publication number: 20140291196Abstract: A crate module which includes a quadrilateral tray portion with a load carrying side and an opposing side. The tray portion is delimited by four successively connected peripheral edges and has form fitting elements. The crate module also includes four side panels each of which have a proximal end, from which the side panel is pivotably connected to a respective peripheral edge, and a distal end having a counterpart form fitting element which is configured to cooperate with a corresponding form fitting element of the tray portion of a similar logistics crate in a superposed configuration. At least one of the side panels is pivotably connected to the respective peripheral edge on said opposing side of the tray portion.Type: ApplicationFiled: March 27, 2014Publication date: October 2, 2014Inventors: Johan LINDSTROM, Juha KOSONEN, Herrick RAMBERG