Airbed
OwnerHao Hsuinventor
Life of this patent
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OwnerHao Hsuinventor
Estimating the term…
This invention provides an improved bed. The bed comprises a top sheet, a bottom sheet connected with the top sheet, and at least one coil beam. The coil beam further comprises a first fastener attached to the top sheet, a second fastener attached to the bottom sheet, and a string connecting the first and second fasteners. In one embodiment, the first fastener further comprises a first attachment sheet with two first openings and a first bridge formed therebetween. The first attachment sheet is welded onto the top sheet. The string runs through the two first openings between the first bridge and the top sheet. In addition, the second fastener further comprises a second attachment sheet with two second openings and a second bridge formed therebetween. The second attachment sheet is welded onto the bottom sheet. The string runs through the two second openings between the second bridge and the bottom sheet.
An improved bed comprising:
An improved airbed comprising:
A method of producing a bed comprising:
Dependencies are inferred from the claim text.