US 11,751,690 B2
Seating furniture chassis
Michael Mackert, Rüthen (DE)
Assigned to INNOTEC MOTION GMBH, Lippstadt (DE)
Filed by Innotec Motion GmbH, Lippstadt (DE)
Filed on Jul. 9, 2021, as Appl. No. 17/371,910.
Application 17/371,910 is a continuation of application No. PCT/EP2020/050512, filed on Jan. 10, 2020.
Claims priority of application No. 202019100107.0 (DE), filed on Jan. 10, 2019.
Prior Publication US 2021/0330086 A1, Oct. 28, 2021
Int. Cl. A47C 7/42 (2006.01); B60N 2/68 (2006.01); F16B 12/38 (2006.01)
CPC A47C 7/42 (2013.01) [F16B 12/38 (2013.01); B60N 2002/684 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A seating furniture chassis comprising:
a base body;
a fastener arranged on the base body and comprising a fastening element, a spring element that exerts a spring force on the fastening element, and a positioning area; and
a back part comprising a positioning element that is insertable into the positioning area and that defines a back part pivot axis, wherein the back part is releasably fastenable to the fastener via a pivoting movement of the back part that occurs about the back part pivot axis, wherein the fastening element is moved by the back part counter to the spring force upon fastening of the back part to the fastener.