US 12,232,628 B2
Chair assembly
Yu-Ling Wu, Tainan (TW); Martin Potrykus, Bamberg (DE); and Armin Roland Sander, Fürth (DE)
Assigned to Comfordy Co., Ltd., Tainan (TW)
Filed by COMFORDY CO., LTD., Tainan (TW)
Filed on Apr. 11, 2023, as Appl. No. 18/298,674.
Prior Publication US 2024/0341496 A1, Oct. 17, 2024
Int. Cl. A47C 7/54 (2006.01); A47C 7/02 (2006.01); A47C 7/36 (2006.01); A47C 7/40 (2006.01); A47C 7/42 (2006.01); A47C 31/00 (2006.01)
CPC A47C 31/00 (2013.01) [A47C 7/02 (2013.01); A47C 7/36 (2013.01); A47C 7/42 (2013.01); A47C 7/54 (2013.01); A47C 7/546 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A chair assembly comprising a chair chassis, a seat back support disposed on a back side of the chair chassis, and two armrests arranged at a left side and a right side of the chair chassis correspondingly, and at least one locking member which connects the chair chassis with at least one of the seat back support and the armrests;
wherein the locking member includes an assembly block integrally connected with the chair chassis, at least one positioning part, and an assembly groove formed in the at least one of the seat back support and the armrests; wherein the assembly block consists of at least one limit portion arranged concavely, at least one mounting groove mounted on the limit portion, and at least one tenon next to the limit portion; wherein the positioning part includes two opposite springs connected at rear ends, a holding area formed between the two springs for clamping the limit portion of the assembly block, and at least one mounting protrusion disposed on an inner surface of each of the springs and capable of being mounted and connected with the mounting groove on the limit portion; wherein the assembly groove formed in the at least one of the seat back support and the armrests and the assembly block of the chair chassis are fit with each other; wherein at least one locking hole corresponding to the assembly groove is disposed on the at least one of the seat back support and the armrests and communicated with the assembly groove for being engaged with the tenon of the assembly block, and the two springs of the positioning part elastically abut against two opposite side walls of the assembly groove correspondingly.