Patents by Inventor Armin Sander

Armin Sander 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: 11076696
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tiltable manner to the side, wherein the backrest support (4) comprises two support arms (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: August 3, 2021
    Assignee: Haworth, Inc.
    Inventors: Armin Sander, Martin Potrykus
  • Publication number: 20200221873
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tiltable manner to the side, wherein the backrest support (4) comprises two support arms (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Application
    Filed: March 25, 2020
    Publication date: July 16, 2020
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: 10638841
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tillable manner to the side, wherein the backrest support (4) comprises two support aims (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: May 5, 2020
    Assignee: Haworth, Inc.
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: 10420423
    Abstract: An item of seating furniture, in particular an office chair, has a seat carrier for a horizontal seat member, and a backrest carrier for a vertical backrest. The backrest carrier is constructed in a substantially U-shaped manner with two vertically orientated U-shaped members and with a horizontal upper U-shaped member. Wherein, along at least one rotation axis which extends below the seat member, a first rotary joint and a second rotary joint are provided for the lateral tilting movability of the backrest with respect to the seat carrier. The first and second rotary joints are arranged spaced apart from each other along the rotation axis.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: September 24, 2019
    Assignee: Armin Sander
    Inventor: Armin Sander
  • Patent number: 10357110
    Abstract: A chair, in particular an office chair, has a backrest which is coupled to a seat support by way of a backrest support. The chair further has a seat face. For tool-free chair assembly the backrest support is constructed in two pieces having a first support member which is associated with the seat support and having a second support member which is associated with the backrest and which is joined to the seat-support-side first support member in a positive-locking plug type connection and is locked therein.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: July 23, 2019
    Assignee: BOCK 1 GmbH & Co. KG
    Inventors: Martin Potrykus, Armin Sander
  • Publication number: 20190021500
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tillable manner to the side, wherein the backrest support (4) comprises two support aims (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Application
    Filed: September 26, 2018
    Publication date: January 24, 2019
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: 10111525
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tiltable manner to the side, wherein the backrest support (4) comprises two support aims (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: October 30, 2018
    Assignee: Haworth, Inc.
    Inventors: Armin Sander, Martin Potrykus
  • Publication number: 20180213939
    Abstract: An item of seating furniture, in particular an office chair, has a seat carrier for a horizontal seat member, and a backrest carrier for a vertical backrest. The backrest carrier is constructed in a substantially U-shaped manner with two vertically orientated U-shaped members and with a horizontal upper U-shaped member. Wherein, along at least one rotation axis which extends below the seat member, a first rotary joint and a second rotary joint are provided for the lateral tilting movability of the backrest with respect to the seat carrier. The first and second rotary joints are arranged spaced apart from each other along the rotation axis.
    Type: Application
    Filed: January 30, 2018
    Publication date: August 2, 2018
    Inventor: ARMIN SANDER
  • Publication number: 20180014646
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tiltable manner to the side, wherein the backrest support (4) comprises two support aims (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Application
    Filed: September 26, 2017
    Publication date: January 18, 2018
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: 9826836
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tiltable manner to the side, wherein the backrest support (4) comprises two support arms (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: November 28, 2017
    Assignee: Haworth, Inc.
    Inventors: Armin Sander, Martin Potrykus
  • Publication number: 20170099951
    Abstract: A chair, in particular an office chair, has a backrest which is coupled to a seat support by way of a backrest support. The chair further has a seat face. For tool-free chair assembly the backrest support is constructed in two pieces having a first support member which is associated with the seat support and having a second support member which is associated with the backrest and which is joined to the seat-support-side first support member in a positive-locking plug type connection and is locked therein.
    Type: Application
    Filed: March 4, 2015
    Publication date: April 13, 2017
    Inventors: MARTIN POTRYKUS, ARMIN SANDER
  • Publication number: 20170065084
    Abstract: The invention relates to a mobile piece of furniture (1), in particular a chair, with leg (2) exhibiting a number of swivelable foot elements (2a) as a first functional part and with a number of support struts (3, 4) that are mountable in joint connections (19) to the leg (2) as well as with a flexible, especially textile, covering (5) as a second functional part that is provided with, especially pocket-like, holding elements (6) to attach the support struts (3.4) to the strut ends (7), wherein one of the functional parts is provided and set up to take on the additional function of packing the other functional part and the support struts (3, 4).
    Type: Application
    Filed: March 2, 2015
    Publication date: March 9, 2017
    Inventors: CHRISTOPHER SCHMIDT, ARMIN SANDER
  • Publication number: 20170035201
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tillable manner to the side, wherein the backrest support (4) comprises two support aims (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Application
    Filed: October 19, 2016
    Publication date: February 9, 2017
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: 9504325
    Abstract: The invention relates to a seat (1), in particular an office chair, comprising a seat support (3) for a seating surface (6) and comprising a backrest support (4) of a backrest (5), which is held on the seat support (3) so as to be able to move in a tiltable manner to the side, wherein the backrest support (4) comprises two support arms (4a, 4b) which are configured to be flexible and/or articulated laterally and spaced apart from one another. Preferably, the seating surface (6) and/or the backrest (5) comprises a curved seat shell and/or backrest shell (6a, 5a) provided with a cover (6b, 5b) with a number of flexible curved ribs (15, 16) on the edge of the shell, wherein the cover is stretched by the seat shell and/or backrest shell (6a, 5a) such that when the cover (6b, 5b) is loaded, the bending of the curved ribs (15, 16) is altered.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: November 29, 2016
    Assignee: HAWORTH, INC.
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: 9486081
    Abstract: The invention relates to an item of seating furniture (2), in particular an office chair, with a substantially curved supporting shell (14) which has two raised, curved, flexible curved arms (24) and a rigid central piece (16) arranged between said curved arms. Furthermore, the item of seating furniture (2) comprises a covering (30) which is clamped in the manner of a secant between the curved arms (24) of the supporting shell (14), wherein, when the covering (30) is loaded, at least one curved arm (24) is at least partially increasingly raised and/or is at least partially curved in the direction of the central piece (16).
    Type: Grant
    Filed: April 30, 2012
    Date of Patent: November 8, 2016
    Assignee: HAWORTH, INC.
    Inventors: Armin Sander, Martin Potrykus
  • Patent number: D770209
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: November 1, 2016
    Assignee: ITOKI CORPORATION
    Inventors: Armin Sander, Peter Horn
  • Patent number: D770210
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: November 1, 2016
    Assignee: ITOKI CORPORATION
    Inventors: Armin Sander, Peter Horn
  • Patent number: D770211
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: November 1, 2016
    Assignee: ITOKI CORPORATION
    Inventors: Armin Sander, Peter Horn
  • Patent number: D907423
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: January 12, 2021
    Assignee: HERMAN MILLER, INC.
    Inventors: Eric D. Cross, Martin Potrykus, Mugi D. Yamamoto, Armin Sander
  • Patent number: D960597
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: August 16, 2022
    Assignee: MillerKnoll, Inc.
    Inventors: Eric D. Cross, Martin Potrykus, Mugi D. Yamamoto, Armin Sander