US 12,213,593 B2
Adjustable bed integrated with headboard and frames
Wei Wang, Jiangsu (CN); Jian Xie, Jiangsu (CN); and Yifan Mao, Jiangsu (CN)
Assigned to NISCO CO., LTD, Jiangsu (CN)
Filed by Nisco Co., Ltd, Jiangsu (CN)
Filed on May 10, 2021, as Appl. No. 17/315,751.
Application 17/315,751 is a continuation in part of application No. 16/867,674, filed on May 6, 2020, granted, now 11,330,911.
Claims priority of provisional application 63/028,035, filed on May 21, 2020.
Claims priority of provisional application 62/962,324, filed on Jan. 17, 2020.
Claims priority of provisional application 62/947,561, filed on Dec. 13, 2019.
Prior Publication US 2021/0259431 A1, Aug. 26, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A47C 20/04 (2006.01); A47C 21/00 (2006.01)
CPC A47C 20/041 (2013.01) [A47C 21/006 (2013.01)] 13 Claims
OG exemplary drawing
 
1. An adjustable bed, comprising:
a frame structure having an upper rail, a lower rail, and a pair of side rails attached to the upper rail and the lower rail;
a plurality of platforms disposed on the frame structure; and
a lifting mechanism positioned between the frame structure and the plurality of platforms for operably adjusting positions of at least one of the plurality of platforms so as to adjust the adjustable bed at a desired position; and
a headboard, a footboard, and a pair of sideboards attached to outer sides of the upper rail, the lower rail, and the pair of side rails, respectively, of the frame structure,
wherein the lifting mechanism comprises a pair of lifting assemblies, wherein each lifting assembly comprises:
a bracket mounted on the frame structure, wherein the bracket comprises a base member attached to a respective one of the pair of side rails, a pair of tab members vertically attached to the base member, and a pair of bars transversely attached to top portions of the pair of tab members;
a back lifting arm and a leg lifting mechanism; and
a back lifting actuator and a leg lifting actuator received in the bracket, wherein each of the back and leg lifting actuators comprises a driving shaft and a motor member engaged with the driving shaft for driving the driving shaft to rotate,
wherein the driving shaft of the back lifting actuator is engaged with the back lifting arm for operably adjusting the back lifting arm at desired back positions, and
wherein the driving shaft of the leg lifting actuator is engaged to the leg lifting mechanism for operably adjusting the leg lifting mechanism at desired leg positions.