The lower frame has at least one longitudinally extending lower frame member.

The top frame and the bottom frame are removably attached to one another.

A rollable lower support frame for the vertical support frame is provided that includes a first lower frame extending forwardly from the vertically extending frame.

The supporting frame is fixed between an upper rim of an upper frame and a lower rim of a lower frame of the decorative body.

A lower connector is coupled to the lower frame member and the lower cuff member and is configured to enable selective engagement between the lower frame member and the lower cuff member.

A biasing arrangement is disposed between the top frame and the bottom frame and has a preload force urging the top frame away from the bottom frame.

A bottom frame member (208) also has an outer perimeter, with the top frame member and the bottom frame member being interconnected to form a frame.

The chuck comprises an upper chuck and a lower chuck.

Each of the main beam forms is provided with a bottom frame and a side frame and with a bottom frame and a pair of side frames.

The seat includes a seat bottom frame and a seat back supported on the seat bottom frame.

An adjustable mattress foundation (100) comprises a lower frame (102), an upper frame (104) , and a plurality of movable supports (106,107) attached to the lower frame (102) or the upper frame (104) .

The rotating frame comprises an upper Y-shaped frame and a lower Y-shaped frame.

The trailer also has a hitch coupler connected to a front of the lower frame, a first wheel and a second wheel operatively connected to the lower frame, and a walk board connected to the lower frame.

A lower adjuster is coupled to the lower frame member and the lower cuff member and is configured to enable selective adjustment of the distance between the lower frame member and the lower cuff member.

A fixing block (19) for the lower cart frame is arranged on the tail end of the lower cart frame set (8).