Patents by Inventor Mats Akerblom

Mats Akerblom 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).

  • Publication number: 20240141989
    Abstract: Provided is a clutch engaging arrangement for a clutch of a transmission arrangement. The clutch engaging arrangement includes a spring-loaded connecting rod having a connecting portion arranged at a distance from an engaging member of the clutch engaging arrangement when the engaging member assumes the first disengaged position.
    Type: Application
    Filed: October 18, 2019
    Publication date: May 2, 2024
    Inventors: Fredrik WALLIN, Mats ÅKERBLOM, Johan SAHLBERG, Max ÖBERG
  • Publication number: 20210339624
    Abstract: A wheel hub arrangement for a driving wheel of a vehicle is provided. The wheel hub arrangement is provided with a planetary gear train including: a centrally arranged sun gear wheel fixed to a drive shaft that extends in an axial direction of the wheel hub arrangement; a set of planet gear wheels distributed circumferentially around and meshing with the sun gear wheel; a ring gear wheel member extending circumferentially around the planet gear wheels and being provided with a ring gear wheel meshing with the planet gear wheels; a stationary planet wheel carrier; an annular rolling-element bearing arranged between the ring gear wheel member and the planet wheel carrier, wherein the ring gear wheel member is configured to be fixed to the driving wheel of the vehicle.
    Type: Application
    Filed: September 6, 2018
    Publication date: November 4, 2021
    Inventors: Arto HONKANEN, Thomas ANDERSSON, Mats ÅKERBLOM
  • Patent number: 10576820
    Abstract: A wheel hub unit is provided including at least one planetary gear set, including a sun gear, one set of planet gears, a carrier, and a ring gear, wherein each of the planet gears of the set of planet gears is provided with an engagement arrangement adapted for engagement with a corresponding engagement arrangement of the ring gear, wherein the engagement is provided at an engagement area in which the engagement arrangement of the planet gears overlap the engagement arrangement of the ring gear, a bearing, including an inner bearing ring, an outer bearing ring and rolling elements, wherein the inner bearing ring constitutes the ring gear of the planetary gear set, and wherein a center of each of the respective rolling elements is axially displaced in relation to the engagement area. A vehicle including such a wheel hub unit is also provided.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: March 3, 2020
    Assignee: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Arto Honkanen, Thomas Andersson, Mats Akerblom
  • Patent number: 10495188
    Abstract: A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the ring gear of the first planetary gear set and the input shaft are operatively connected to each other; the planet carrier of the first planetary gear set and the planet carrier of the second planetary gear set are operatively connected to each other; the sun gear of the first planetary gear set and the ring gear of the third planetary gear set are operatively connected to each other; the ring gear of the second planetary gear set and the planet carrier of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set and the sun gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: December 3, 2019
    Assignee: Volvo Construction Equipment AB
    Inventors: Jan Dersjö, Per Mattsson, Mathias Lehikoinen, Mats Akerblom, Jörg Müller, Mirko Leesch, Rico Resch
  • Publication number: 20180361849
    Abstract: A wheel hub unit is provided including at least one planetary gear set, including a sun gear, one set of planet gears, a carrier, and a ring gear, wherein each of the planet gears of the set of planet gears is provided with an engagement arrangement adapted for engagement with a corresponding engagement arrangement of the ring gear, wherein the engagement is provided at an engagement area in which the engagement arrangement of the planet gears overlap the engagement arrangement of the ring gear, a bearing, including an inner bearing ring, an outer bearing ring and lolling elements, wherein the inner bearing ring constitutes the ring gear of the planetary gear set, and wherein a center of each of the respective rolling elements is axially displaced in relation to the engagement area. A vehicle including such a wheel hub unit is also provided.
    Type: Application
    Filed: December 22, 2015
    Publication date: December 20, 2018
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Arto HONKANEN, Thomas ANDERSSON, Mats AKERBLOM
  • Publication number: 20180259041
    Abstract: A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the ring gear of the first planetary gear set and the input shaft are operatively connected to each other; the planet carrier of the first planetary gear set and the planet carrier of the second planetary gear set are operatively connected to each other; the sun gear of the first planetary gear set and the ring gear of the third planetary gear set are operatively connected to each other; the ring gear of the second planetary gear set and the planet carrier of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set and the sun gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary
    Type: Application
    Filed: September 9, 2015
    Publication date: September 13, 2018
    Applicant: Volvo Construction Equipment AB
    Inventors: Jan DERSJÖ, Per MATTSSON, Mathias LEHIKOINEN, Mats AKERBLOM, Jörg MÜLLER, Mirko LEESCH, Rico RESCH
  • Publication number: 20180245670
    Abstract: A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the ring gear of the first planetary gear set and the input shaft are operatively connected to each other; the sun gear of the first planetary gear set, and the sun gear of the second planetary gear set are operatively connected to each other; the planet carrier of the second planetary gear set and the ring gear of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set is operatively connected to the transmission housing, the sun gear of the third planetary gear set and the sun gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary gear set and, the output shaft are operatively
    Type: Application
    Filed: September 9, 2015
    Publication date: August 30, 2018
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Jan DERSJÖ, Per MATTSSON, Mathias LEHIKOINEN, Mats ÅKERBLOM, Jörg MÜLLER, Mirko LEESCH, Rico RESCH
  • Publication number: 20180231104
    Abstract: A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the sun gear of the first planetary gear set and the input shaft are operatively connected to each other; the ring gear of the first planetary gear set and the ring gear of the second planetary gear set are operatively connected to each other; the planet carrier of the second planetary gear set and the sun gear of the third planetary gear set are operatively connected to each other; the sun gear of the second planetary gear set and the planet carrier of the third planetary gear set are operatively connected to each other; the planet carrier of the third planetary gear set and the ring gear of the fourth planetary gear set are operatively connected to each other; and the planet carrier of the fourth planetary gear
    Type: Application
    Filed: September 9, 2015
    Publication date: August 16, 2018
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Jan DERSJÖ, Per MATTSSON, Mathias LEHIKOINEN, Mats AKERBLOM, Jörg MÜLLER, Mirko LEESCH, Rico RESCH
  • Publication number: 20180202518
    Abstract: A transmission arrangement for a vehicle includes a first, a second, a third, and a fourth planetary gear set including a sun gear, a planet carrier and a ring gear, respectively, wherein the transmission arrangement further includes a transmission housing, an input shaft and an output shaft, wherein the planet carrier of the first planetary gear set and the output shaft are operatively connected to each other; the ring gear of the first planetary gear set and the planet carrier of the second planetary gear set are operatively connected to each other; the sun gear of the first planetary gear set and the sun gear of the second planetary gear set are operatively connected to each other; the ring gear of the second planetary gear set and the planet carrier of the third planetary gear set are operatively connected to each other; and two of the sun gear, the planet carrier and the ring gear of the fourth planetary gear set are each operatively connected to a respective one of the input shaft, the sun gear, the pla
    Type: Application
    Filed: July 10, 2015
    Publication date: July 19, 2018
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Jan DERSJÖ, Per MATTSSON, Mathias LEHIKOINEN, Mats AKERBLOM, Jörg MÜLLER, Mirko LEESCH, Rico RESCH
  • Publication number: 20180043898
    Abstract: A method for controlling gear shifting of a working machine includes determining a representation of a first total tractive force of the working machine for the entire set of drive units; initiating a procedure for redistributing the tractive force while maintaining the first total tractive force, including decreasing, at least partly towards a level suitable for shifting gear, the torque and tractive force of at least the first drive unit down, and increasing, in a compensational manner, the torque and tractive force of at least one of the other drive units not subject to gear shifting; monitoring, during the redistribution procedure, a representation of a second total tractive force of the working machine for the other drive units not subject to gear shifting, and, provided that the second total tractive force exceeds a threshold limit that forms a function of the first total tractive force: decreasing the torque and tractive force of at least the first drive unit down to the level suitable for shifting gea
    Type: Application
    Filed: March 25, 2015
    Publication date: February 15, 2018
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Thomas ANDERSSON, Mats ÅKERBLOM
  • Patent number: 9598835
    Abstract: A continuously variable transmission includes a variator unit having a variator input shaft and a variator output shaft; a first planetary gear set having a first, a second and a third planetary member, the first planetary member being one of a ring wheel and a planet carrier, the second planetary member being the other one of the ring wheel and the planet carrier, and the third planetary member being a sun wheel, wherein the first planetary member of the first planetary gear set is operatively connected to a transmission input shaft; and a second planetary gear set having a sun wheel, a ring wheel and a planet carrier, the planet carrier being operatively connected to a transmission output shaft; wherein the variator input shaft is operatively connected to the second planetary member of the first planetary gear set; the variator output shaft is operatively connected to the sun wheel of the first planetary gear set, the sun wheel of the first planetary gear set being further operatively connected to the sun w
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: March 21, 2017
    Assignee: Volvo Construction Equipment AB
    Inventors: Per Mattsson, Mats Akerblom, Daniel Stalberg
  • Patent number: 9285015
    Abstract: A continuously variable transmission includes a variator unit having a variator input shaft and a variator output shaft, and a first, a second, a third and a fourth planetary gear set, wherein each of the first and second planetary gear sets has a first member operatively connected to a common transmission input shaft, which transmission input shaft is common to the first and second gear sets, and a second member operatively connected to an output shaft, which output shaft is common to the first and second gear sets. Each of the first and second planetary gear sets further includes a third member, and the third planetary gear set has a first, a second and a third member.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: March 15, 2016
    Assignee: Volvo Construction Equipment AB
    Inventors: Mats Akerblom, Per Mattsson
  • Publication number: 20150299984
    Abstract: A continuously variable transmission includes a variator unit having a variator input shaft and a variator output shaft; a first planetary gear set having a first, a second and a third planetary member, the first planetary member being one of a ring wheel and a planet carrier, the second planetary member being the other one of the ring wheel and the planet carrier, and the third planetary member being a sun wheel, wherein the first planetary member of the first planetary gear set is operatively connected to a transmission input shaft; and a second planetary gear set having a sun wheel, a ring wheel and a planet carrier, the planet carrier being operatively connected to a transmission output shaft; wherein the variator input shaft is operatively connected to the second planetary member of the first planetary gear set; the variator output shaft is operatively connected to the sun wheel of the first planetary gear set, the sun wheel of the first planetary gear set being further operatively connected to the sun w
    Type: Application
    Filed: December 20, 2012
    Publication date: October 22, 2015
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Per MATTSSON, Mats AKERBLOM, Daniel STALBERG
  • Patent number: 9067575
    Abstract: A vehicle and a brake system for a vehicle include at least one hydraulic pump, wherein the at least one hydraulic pump is connected to an input fluid conduit and an output fluid conduit. A flow resistance unit is provided in the output fluid conduit of the at least one hydraulic pump for being selectively coupled into the output fluid conduit when brake torque is requested.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: June 30, 2015
    Assignee: Volvo Construction Equipment AB
    Inventors: Christian Wargh, Mats Akerblom, Daniel Jansson
  • Patent number: 9068614
    Abstract: An arrangement is provided for supplying oil to a brake arranged for braking an output shaft of a planetary gear. The arrangement includes a rotatable impeller for supplying oil to the brake and the impeller is arranged to be rotated by an input shaft of the planetary gear.
    Type: Grant
    Filed: February 3, 2011
    Date of Patent: June 30, 2015
    Assignee: Volvo Construction Equipment AB
    Inventors: Thomas Andersson, Mats Akerblom
  • Publication number: 20140364268
    Abstract: A continuously variable transmission includes a variator unit having a variator input shaft and a variator output shaft, and a first, a second, a third and a fourth planetary gear set, wherein each of the first and second planetary gear sets has a first member operatively connected to a common transmission input shaft, which transmission input shaft is common to the first and second gear sets, and a second member operatively connected to an output shaft, which output shaft is common to the first and second gear sets. Each of the first and second planetary gear sets further includes a third member, and the third planetary gear set has a first, a second and a third member.
    Type: Application
    Filed: December 23, 2011
    Publication date: December 11, 2014
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Mats Akerblom, Per Mattsson
  • Patent number: 8747269
    Abstract: A continuously variable transmission includes a variator unit having a variator input shaft and a variator output shaft, and first, second and third planetary gear sets. The first and second planetary gear sets are arranged together and each includes a first member operatively connected to a common transmission input shaft and a second member operatively connected to a common output shaft, each of the first and second planetary gear sets further including a third member. The third planetary gear set has a first, second and third member. The variator input shaft is operatively connected to the third member of the second planetary gear set and the variator output shaft is operatively connected to the third member of the first planetary gear set. The first member of the third planetary gear set is operatively connected to the variator output shaft.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: June 10, 2014
    Assignee: Volvo Contruction Equipment AB
    Inventors: Per Mattsson, Mats Akerblom
  • Publication number: 20130313053
    Abstract: An arrangement is provided for supplying oil to a brake arranged for braking an output shaft of a planetary gear. The arrangement includes a rotatable impeller for supplying oil to the brake and the impeller is arranged to be rotated by an input shaft of the planetary gear.
    Type: Application
    Filed: February 3, 2011
    Publication date: November 28, 2013
    Applicant: VOLVO CONSTRUCTION EQUIPMENT AB
    Inventors: Thomas Andersson, Mats Akerblom
  • Publication number: 20130252775
    Abstract: A hub unit includes an electric machine adapted for driving a wheel. The hub unit includes at least two planetary gears coupled in series between the electric machine and a wheel hub, and a gear shifting device for connecting and disconnecting, respectively, one of the planetary gears from being drivingly connected to the electric machine.
    Type: Application
    Filed: May 18, 2013
    Publication date: September 26, 2013
    Applicant: Volvo Constructions Equipment AB
    Inventors: Christian WARGH, Mats Åkerblom
  • Patent number: 8540067
    Abstract: A power transmission arrangement includes a differential gear adapted to transfer power from an input shaft to a first output shaft, and a first brake adapted to effect the first output shaft and a second brake adapted to effect the input shaft.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: September 24, 2013
    Assignee: Volvo Construction Equipment AB
    Inventors: Timothy Kingston, Mats Akerblom, Thomas Andersson