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Class Information
Number: 5/27
Name: Beds > Sofa bed > Pivoted seat over forward invertible section
Description: Devices in which the sofa seat is pivotally connected at the rear and is lifted to permit the unfolding of a forwardly-pivoted section concealed below it. The seat is then lowered to former position, the seat and section forming the bed.

Patents under this class:

Patent Number Title Of Patent Date Issued
8011034 Foldable sofa-bed with folding-assist and extension-assist mechanisms Sep. 6, 2011
4205405 Convertible sofa-bed Jun. 3, 1980

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