Patent ID: 6904629

Claim:
A bed having functions of ventilation; the bed comprising a bed cushion; the bed cushion including a bed cushion surface; the bed cushion surface having a plurality of wind trenches; each wind trench having a plurality of vents for venting air in the bed cushion; by the wind trenches, the bed cushion surface being spaced into a plurality of small bed cushion surfaces; thus, the bed cushion surface being elastic; a through hole in one lateral side of the bed cushion; a periphery of the through hole including a soft protrusion; a head portion including an enclosing trench including a cavity having a fan installed within it; wherein in assembly, the enclosing trench is tightly engaged to the soft protrusion so that the wind out of the fan flows into the bed cushion from the cavity; then the wind is vented out of the bed cushion surface from the vents of the wind trenches.