Patents by Inventor Bo Engman

Bo Engman 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).

  • Patent number: 10702430
    Abstract: The present disclosure relates to a wheelchair (1) with tilt capabilities. The electric wheelchair comprises a chassis (3), a lift device having a base member which is fixedly arranged to the chassis, and a lifting member arranged to move rectilinearly relative to the base member along an axis defined by a longitudinal extension of the lifting member, a tilt frame, a first arm pivotally coupled to the lifting member and the tilt frame, and a second arm coupled to the base member, and which second arm is pivotally coupled to the first arm forming a pivot connection, wherein movement of the lifting member towards the extended position moves the pivot connection towards the base member and movement of the lifting member towards the retracted position moves the pivot connection away from the base member.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: July 7, 2020
    Assignee: PERMOBIL AB
    Inventors: Jonas Jahkel, Goran Mansson, Stefan Nilzen, Johnny Nordin, Rune Stenstrom, Hakan Bergman, Magnus Andersson, Richard Ronngardh, Ake Melander, Bo Engman, Adam Karpinski, Corey Blauch, Lori Weaver, Mehdi Mirzaie
  • Patent number: 10016322
    Abstract: A seat assembly including a seat, a support plate configured to pivot with respect to the seat, a slide plate slidably mounted to the support plate, and a pivot arm positioned between the support plate and the slide plate and connected to the slide plate and the seat. When the support plate is pivotally adjusted with respect to the seat, the pivot arm causes the slide plate to slide along the support plate.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: July 10, 2018
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 9452096
    Abstract: The present disclosure relates to a wheelchair (1) with tilt capabilities. The electric wheelchair comprises a chassis (3), a lift device having a base member which is fixedly arranged to the chassis, and a lifting member arranged to move rectilinearly relative to the base member along an axis defined by a longitudinal extension of the lifting member, a tilt frame, a first arm pivotally coupled to the lifting member and the tilt frame, and a second arm coupled to the base member, and which second arm is pivotally coupled to the first arm forming a pivot connection, wherein movement of the lifting member towards the extended position moves the pivot connection towards the base member and movement of the lifting member towards the retracted position moves the pivot connection away from the base member.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: September 27, 2016
    Assignee: PERMOBIL AB
    Inventors: Jonas Jahkel, Goran Mansson, Stefan Nilzen, Johnny Nordin, Rune Stenstrom, Hakan Bergman, Magnus Andersson, Richard Ronngardh, Ake Melander, Bo Engman, Adam Karpinski, Corey Blauch, Lori Weaver, Mehdi Mirzaie
  • Publication number: 20160270990
    Abstract: The present disclosure relates to a wheelchair (1) with tilt capabilities. The electric wheelchair comprises a chassis (3), a lift device having a base member which is fixedly arranged to the chassis, and a lifting member arranged to move rectilinearly relative to the base member along an axis defined by a longitudinal extension of the lifting member, a tilt frame, a first arm pivotally coupled to the lifting member and the tilt frame, and a second arm coupled to the base member, and which second arm is pivotally coupled to the first arm forming a pivot connection, wherein movement of the lifting member towards the extended position moves the pivot connection towards the base member and movement of the lifting member towards the retracted position moves the pivot connection away from the base member.
    Type: Application
    Filed: June 2, 2016
    Publication date: September 22, 2016
    Inventors: Jonas Jahkel, Goran Mansson, Stefan Nilzen, Johnny Nordin, Rune Stenstrom, Hakan Bergman, Magnus Andersson, Richard Ronngardh, Ake Melander, Bo Engman, Adam Karpinski, Corey Blauch, Lori Weaver, Mehdi Mirzaie
  • Publication number: 20160136020
    Abstract: A seat assembly including a seat, a support plate configured to pivot with respect to the seat, a slide plate slidably mounted to the support plate, and a pivot arm positioned between the support plate and the slide plate and connected to the slide plate and the seat.
    Type: Application
    Filed: January 22, 2016
    Publication date: May 19, 2016
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 9271885
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: March 1, 2016
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 9180061
    Abstract: A powered wheelchair includes a seat assembly configured to support an individual, a legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the legrest assembly to be separately and independently adjusted with respect to one another.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: November 10, 2015
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20150035336
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Application
    Filed: October 21, 2014
    Publication date: February 5, 2015
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20150015043
    Abstract: The present disclosure relates to a wheelchair (1) with tilt capabilities. The electric wheelchair comprises a chassis (3), a lift device having a base member which is fixedly arranged to the chassis, and a lifting member arranged to move rectilinearly relative to the base member along an axis defined by a longitudinal extension of the lifting member, a tilt frame, a first arm pivotally coupled to the lifting member and the tilt frame, and a second arm coupled to the base member, and which second arm is pivotally coupled to the first arm forming a pivot connection, wherein movement of the lifting member towards the extended position moves the pivot connection towards the base member and movement of the lifting member towards the retracted position moves the pivot connection away from the base member.
    Type: Application
    Filed: July 10, 2014
    Publication date: January 15, 2015
    Inventors: Jonas Jahkel, Goran Mansson, Stefan Nilzen, Johnny Nordin, Rune Stenstrom, Hakan Bergman, Magnus Andersson, Richard Ronngardh, Ake Melander, Bo Engman, Adam Karpinski, Corey Blauch, Lori Weaver, Mehdi Mirzaie
  • Patent number: 8894145
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: November 25, 2014
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20140103694
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Application
    Filed: December 20, 2013
    Publication date: April 17, 2014
    Applicant: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20140070591
    Abstract: A powered wheelchair includes a seat assembly configured to support an individual, a legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the legrest assembly to be separately and independently adjusted with respect to one another.
    Type: Application
    Filed: November 4, 2013
    Publication date: March 13, 2014
    Applicant: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 8636321
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Grant
    Filed: September 6, 2013
    Date of Patent: January 28, 2014
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20140008957
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Application
    Filed: September 6, 2013
    Publication date: January 9, 2014
    Applicant: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 8622410
    Abstract: A powered wheelchair includes a seat assembly configured to support an individual, a curved legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the curved legrest assembly to be separately and independently adjusted with respect to one another.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: January 7, 2014
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 8596719
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Grant
    Filed: October 1, 2010
    Date of Patent: December 3, 2013
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20130249190
    Abstract: A powered wheelchair includes a seat assembly configured to support an individual, a curved legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the curved legrest assembly to be separately and independently adjusted with respect to one another.
    Type: Application
    Filed: May 23, 2013
    Publication date: September 26, 2013
    Applicant: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Patent number: 8474849
    Abstract: A powered wheelchair includes a seat assembly configured to support an individual, a curved legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the curved legrest assembly to be separately and independently adjusted with respect to one another.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: July 2, 2013
    Assignee: Permobil AB
    Inventors: Bo Engman, Urban Lind, Niklas Backstrom, Jonas Jahkel, Mehdi Mirzaie
  • Publication number: 20120080919
    Abstract: A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link.
    Type: Application
    Filed: October 1, 2010
    Publication date: April 5, 2012
    Applicant: PERMOBIL AB
    Inventors: Bo Engman, Urban Lind, Niklas Bäckström, Jonas Jähkel, Mehdi Mirzaie
  • Publication number: 20120080246
    Abstract: A powered wheelchair includes a seat assembly configured to support an individual, a curved legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the curved legrest assembly to be separately and independently adjusted with respect to one another.
    Type: Application
    Filed: September 30, 2010
    Publication date: April 5, 2012
    Applicant: PERMOBIL AB
    Inventors: Bo Engman, Urban Lind, Niklas Bäckström, Jonas Jänkel, Mehdi Mirzaie