US 12,239,240 B2
Extendable seating interconnected mechanism and seating supporting frame
Xiaohong Li, Jiangsu (CN); Xiaoqiang Zhang, Jiangsu (CN); and Zhanzheng Lv, Jiangsu (CN)
Assigned to Remacro Technology Co., Ltd., Suzhou (CN)
Filed by Remacro Technology Co., Ltd., Jiangsu (CN)
Filed on Mar. 30, 2023, as Appl. No. 18/128,303.
Application 18/128,303 is a continuation of application No. PCT/CN2021/121427, filed on Sep. 28, 2021.
Claims priority of application No. 202011069268.2 (CN), filed on Sep. 30, 2020; and application No. 202011069718.8 (CN), filed on Sep. 30, 2020.
Prior Publication US 2023/0232986 A1, Jul. 27, 2023
Int. Cl. A47C 1/0355 (2013.01); A47C 7/14 (2006.01); A47C 7/46 (2006.01); A47C 7/50 (2006.01)
CPC A47C 7/144 (2018.08) [A47C 1/0355 (2013.01); A47C 7/462 (2013.01); A47C 7/506 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An extendable seating interconnected mechanism, comprising an interconnected assembly, a seating frame, and a backrest mount, wherein the backrest mount is rotatably connected to the interconnected assembly and the seating frame, respectively;
the interconnected assembly comprises a mounting plate and a driving link, wherein the mounting plate comprises a lateral-plate part and a supporting part; the driving link is rotatably connected between the seating frame and the lateral-plate part; an end of the supporting part is connected to the lateral-plate part; an opposite end of the supporting part is rotatably connected to the backrest mount; the lateral-plate part and the supporting part are integrally formed into an L-shape; an angle between the lateral-plate part and the supporting part is between 90 and 100 degrees; and the supporting part extends in a direction towards the lateral-plate part to form a fixed connection close to a middle of the lateral-plate part and forms a bent shape.