Patents by Inventor Heinrich Perk

Heinrich Perk 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: 20220168985
    Abstract: The invention relates to a method for producing a cushion for an orthopedic device, the cushion having at least one fluid-filled volume, wherein the method includes compression molding of a three-dimensional first cushion component made of at least a first material, which is preferably elastic, in a mold that comprises an inner mold and an outer mold, and bonding the first cushion component to at least a second cushion component in such a way that the fluid-filled volume is created.
    Type: Application
    Filed: March 4, 2020
    Publication date: June 2, 2022
    Applicant: OTTO BOCK MOBILITY SOLUTIONS GMBH
    Inventors: Heinrich PERK, Sarah MCCARVILL, Arne HOTHAN, Johann-Christoph MÜLLER, Frank Stefan KLINGEBIEL
  • Patent number: 8985618
    Abstract: The invention relates to a wheelchair which comprises: a underframe (1) to which front steerable wheels (6) and rear drive wheels (7) are fixed at a distance from one another; a sealing frame (3) which is height-adjustably fixed to said underframe (1), mounted so as to be able to pivot about a rotational axis (D), and which can be incline-adjusted with regard to the horizontal line (H) as well as height-adjusted; and a backrest frame which is connected to the seating frame (3) consisting of two longitudinal tubes (9) lying opposite each other and at least one transverse tube (10) which interconnects these longitudinal tubes (9); a) said seating frame (3) being connected to the underframe (1) by means of at least two telescopic tubes (2) each formed from one lower (2b) and one upper (2a) tube; b) the lower ends of these lower tubes (2b) being rigidly fixed to said underframe (1), and the invention being characterised in that; c) the upper ends of the upper tubes (2a) are connected to the seating frame (3) in t
    Type: Grant
    Filed: September 17, 2012
    Date of Patent: March 24, 2015
    Assignee: Otto Bock Mobility Solutions GmbH
    Inventor: Heinrich Perk
  • Publication number: 20140327231
    Abstract: The invention relates to a wheelchair which comprises: a underframe (1) to which front steerable wheels (6) and rear drive wheels (7) are fixed at a distance from one another; a sealing frame (3) which is height-adjustably fixed to said underframe (1), mounted so as to be able to pivot about a rotational axis (D), and which can be incline-adjusted with regard to the horizontal line (H) as well as height-adjusted; and a backrest frame which is connected to the seating frame (3) consisting of two longitudinal tubes (9) lying opposite each other and at least one transverse tube (10) which interconnects these longitudinal tubes (9); a) said seating frame (3) being connected to the underframe (1) by means of at least two telescopic tubes (2) each formed from one lower (2b) and one upper (2a) tube; b) the lower ends of these lower tubes (2b) being rigidly fixed to said underframe (1), and the invention being characterised in that; c) the upper ends of the upper tubes (2a) are connected to the seating frame (3) in t
    Type: Application
    Filed: September 17, 2012
    Publication date: November 6, 2014
    Applicant: OTTO BOCK MOBILITY SOLUTIONS GMBH
    Inventor: Heinrich Perk
  • Publication number: 20110271782
    Abstract: The invention relates to an operating unit (10) for vehicles driven by an electric motor, with a housing (1) for accommodating the mechanical components of the control electronics or the like, at least one actuating element (2a, 2b) which is arranged on the housing (1), is capable of being pivoted relative thereto, is arranged on a hollow shaft (11) mounted in the housing (1) and is capable of being detached from the hollow shaft (11) without the use of tools in such a way that its position on the hollow shaft (11) can be adjusted by virtue of rotating the actuating element (2a, 2b).
    Type: Application
    Filed: May 10, 2011
    Publication date: November 10, 2011
    Applicant: OTTO BOCK MOBILITY SOLUTIONS GMBH
    Inventors: Heinrich PERK, Oliver KRETSCHMER, Brian HOEHN
  • Patent number: 7891695
    Abstract: An upright wheelchair with a chassis (29, 22), a seat (2) arranged pivotably on the chassis (29, 22), which can be pivoted from a substantially horizontal seating position to a substantially vertical standing position during upright motion, and at least one footrest (16) arranged on the chassis (29, 22), which is lowered to the ground in the standing position, is characterised in that when the seat (2) is in the seating position the footrest (16) is inclined at an angle (?) relative to the horizontal (H) and the angle (?) returns to zero during upright motion.
    Type: Grant
    Filed: September 15, 2008
    Date of Patent: February 22, 2011
    Assignee: Otto Bock HealthCare GmbH
    Inventor: Heinrich Perk
  • Patent number: 7887133
    Abstract: The invention relates to a stand-up wheelchair comprising a frame (29) to which two drive wheels (30) and at least one steerable wheel (31) are fixed. A stand-up unit (33) provided with a height-adjustable seat (3), a back rest (7), and at least one foot rest (32), is pivotably arranged on said wheelchair. The inventive wheelchair is characterized in that the seat (3) is mounted, on both sides, on an articulation parallelogram structure consisting of an upper longitudinal rail (1) which is connected to the seat (3) in a fixed manner and comprises a front articulation point (10) and a rear articulation point (11), a lower longitudinal rail (2) comprising a front articulation point (12) and a rear articulation point (13), and two guides (4, 19) connecting the front articulation points (10, 12) and the rear articulation points (11, 13). The inventive wheelchair is also characterized in that the parallelogram structure can be displaced by a lifting device (36) in order to adjust the height of the seal (3).
    Type: Grant
    Filed: August 3, 2006
    Date of Patent: February 15, 2011
    Assignee: Otto Bock Healthcare IP GmbH & Co. KG
    Inventor: Heinrich Perk
  • Publication number: 20100164268
    Abstract: The invention relates to a stand-up wheelchair comprising a frame (29) to which two drive wheels (30) and at least one steerable wheel (31) are fixed. A stand-up unit (33) provided with a height-adjustable seat (3), a back rest (7), and at least one foot rest (32), is pivotably arranged on said wheelchair. The inventive wheelchair is characterised in that the seat (3) is mounted, on both sides, on an articulation parallelogram structure consisting of an upper longitudinal rail (1) which is connected to the seat (3) in a fixed manner and comprises a front articulation point (10) and a rear articulation point (11), a lower longitudinal rail (2) comprising a front articulation point (12) and a rear articulation point (13), and two guides (4, 19) connecting the front articulation points (10, 12) and the rear articulation points (11, 13). The inventive wheelchair is also characterised in that the parallelogram structure can be displaced by a lifting device (36) in order to adjust the height of the seal (3).
    Type: Application
    Filed: August 3, 2006
    Publication date: July 1, 2010
    Applicant: OTTO BOCK HEALTHCARE IP GMBH & CO. KG
    Inventor: Heinrich Perk
  • Publication number: 20090072513
    Abstract: An upright wheelchair with a chassis (29, 22), a seat (2) arranged pivotably on the chassis (29, 22), which can be pivoted from a substantially horizontal seating position to a substantially vertical standing position during upright motion, and at least one footrest (16) arranged on the chassis (29, 22), which is lowered to the ground in the standing position, is characterised in that when the seat (2) is in the seating position the footrest (16) is inclined at an angle (?) relative to the horizontal (H) and the angle (?) returns to zero during upright motion.
    Type: Application
    Filed: September 15, 2008
    Publication date: March 19, 2009
    Inventor: Heinrich Perk
  • Patent number: 7419176
    Abstract: A stand-up wheelchair with a chassis, at which two drive wheels and at least a one guidable wheel is fastened, on which a stand-up unit with a seating surface, a backrest and at least one tiltable footrest is arranged, whereby reciprocally underneath the seating surface an upper longitudinal rail and a lower longitudinal rail are arranged, the upper longitudinal rail is firmly connected with the seating surface and both longitudinal rails are connected over four hinge points with their rear ends connected with a backrest, characterized by the fact that the rear ends of the longitudinal rails show a slot, in which the backrest can be longitudinally adjusted with their lower ends.
    Type: Grant
    Filed: August 7, 2006
    Date of Patent: September 2, 2008
    Assignee: Otto Bock HealthCare IP GmbH & Co. KG
    Inventor: Heinrich Perk
  • Patent number: 7278653
    Abstract: Disclosed is a wheelchair, particularly an electric wheelchair, comprising a frame (20), at least one steerable wheel (3), two non-steerable wheels (5) which are connected to the frame (20) at a wheelbase (R), and a seat (10) that is fastened to the frame (20) and is provided with a back rest (8). The inventive wheelchair is characterized by the fact that the wheelbase (R) is adjustable.
    Type: Grant
    Filed: September 4, 2003
    Date of Patent: October 9, 2007
    Assignee: Otto Bock HealthCare GmbH
    Inventors: Joachim Pelka, Heinrich Perk, Thomas Brendel, Andreas Biederstadt
  • Publication number: 20070045991
    Abstract: A stand-up wheelchair with a chassis, at which two drive wheels and at least a one guidable wheel is fastened, on which a stand-up unit with a seating surface, a backrest and at least one tiltable footrest is arranged, whereby reciprocally underneath the seating surface an upper longitudinal rail and a lower longitudinal rail are arranged, the upper longitudinal rail is firmly connected with the seating surface and both longitudinal rails are connected over four hinge points with their rear ends connected with a backrest, characterized by the fact that the rear ends of the longitudinal rails show a slot, in which the backrest can be longitudinally adjusted with their lower ends.
    Type: Application
    Filed: August 7, 2006
    Publication date: March 1, 2007
    Applicant: Otto Bock Healthcare IP GmbH & Co. KG
    Inventor: Heinrich Perk
  • Publication number: 20060138835
    Abstract: Disclosed is a wheelchair, particularly an electric wheelchair, comprising a frame (20), at least one steerable wheel (3), two non-steerable wheels (5) which are connected to the frame (20) at a wheelbase (R), and a seat (10) that is fastened to the frame (20) and is provided with a back rest (8). The inventive wheelchair is characterized by the fact that the wheelbase (R) is adjustable.
    Type: Application
    Filed: September 4, 2003
    Publication date: June 29, 2006
    Inventors: Joachim Pelka, Heinrich Perk, Thomas Brendel, Andreas Biederstadt
  • Patent number: D604208
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: November 17, 2009
    Assignee: Otto Bock HealthCare GmbH
    Inventors: Heinrich Perk, Oliver Kretschmer