Patents by Inventor MATTHEW WAFLER

MATTHEW WAFLER 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).

  • Lumbar support device for an item of seating furniture and seating furniture with a lumbar support device
    Patent number: 11986101
    Abstract: A lumbar support device for an item of seating furniture, in particular an armchair, includes an electromotive linear drive including a guide profile and two sliding blocks movable on the guide profile in synchronism towards one another and away from one another. Each sliding block includes a spindle nut coupled by a spindle. The linear drive is coupled to an extendable support element via a lever mechanism which includes levers connecting the sliding blocks to the support element, respectively.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: May 21, 2024
    Assignee: Dewertokin Technology Group Co., Ltd
    Inventors: Sascha Koltzenburg, Matthew Wafler
  • LUMBAR SUPPORT DEVICE FOR AN ITEM OF SEATING FURNITURE AND SEATING FURNITURE WITH A LUMBAR SUPPORT DEVICE
    Publication number: 20220022655
    Abstract: A lumbar support device for an item of seating furniture, in particular an armchair, includes an electromotive linear drive including a guide profile and two sliding blocks movable on the guide profile in synchronism towards one another and away from one another. Each sliding block includes a spindle nut coupled by a spindle. The linear drive is coupled to an extendable support element via a lever mechanism which includes levers connecting the sliding blocks to the support element, respectively.
    Type: Application
    Filed: December 6, 2019
    Publication date: January 27, 2022
    Applicant: DEWERTOKIN TECHNOLOGY GROUP CO. LTD
    Inventors: SASCHA KOLTZENBURG, MATTHEW WAFLER