Base for bed, chair or sofa
A sofa and bottom-end technology, applied in the direction of sofa, couch, bed, etc., can solve the problems of monotonous fatigue, instability, and the angle of the chair surface is large.
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[0038] The technical contents and features of the present invention will be described in detail below through a preferred embodiment in conjunction with the accompanying drawings, as Figure 1 to Figure 3 Shown is the base 10 for a bed, chair or sofa provided by the first preferred embodiment of the present invention, including a fixed frame 20, a first cradle 30, a first driving device 40, a second cradle Frame 50 and a second driving device 60 .
[0039] The fixed frame 20 is generally a hollow rectangular frame, including a front frame body 22, a rear frame body 24, and two connecting rods 25 connecting the front frame body 22 and the rear frame body 24 together, and the fixed frame 20 has four The legs 26 are used to place on the ground or a flat surface. In order to avoid sliding, a chassis 28 made of plastic, rubber or other non-slip materials can be provided on the bottom of the four legs 26 . The fixing frame 20 has a height H1 as a whole.
[0040] The first cradle 3...
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