Patent ID: 11957248
Assignee: L&P PROPERTY MANAGEMENT COMPANY
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 15:
16. An adjustable bed base comprising:
a stationary frame having opposed side rails, a head rail, a foot rail and a middle rail, each of the side rails having a C-shaped cross-section defining a channel;
a subframe having opposed side members, a head member, a foot member and a cross member extending between the opposed side members,
front and rear lift arms, each of the front and rear lift arms being pivotally secured to one of the side members of the subframe,
a front push member extending between the front lift arms;
a rear push member extending between the rear lift arms;
rotatable wheels secured to the front and rear lift arms, the rotatable wheels being movable inside the channels of the side rails of the stationary frame;
lift arm supports for limiting movement of the two of the lift arms;
an articulated deck comprising a head deck board, a seat deck board, a leg deck board and a foot deck board hinged together, the seat deck board being secured to the subframe;
a head brace secured to the head deck board;
a leg brace secured to the leg deck board;
a front primary motorized linear actuator for moving the front push member forwardly, thereby raising and lowering a front portion of the subframe, the front primary motorized linear actuator having a first end pivotally secured to a first mounting bracket secured to the middle rail of the stationary frame and a second end pivotally secured to a mounting bracket secured to the front push member;
a rear primary motorized linear actuator for moving the rear push member rearwardly, thereby raising and lowering a rear portion of the subframe, the rear primary motorized linear actuator having a first end pivotally secured to a second mounting bracket secured to the middle rail of the stationary frame and a second end secured to a mounting bracket secured to the rear push member;
a front secondary motorized linear actuator for inclining the head deck board, the front secondary motorized linear actuator having a first end pivotally secured to a mounting bracket secured to the cross member of the subframe and a second end pivotally secured to the head brace; and
a rear secondary motorized linear actuator for moving the leg and foot deck boards, the rear secondary motorized linear actuator having a first end pivotally secured to a mounting bracket secured to the rear member of the subframe and a second end pivotally secured to the leg brace.