Patent · US Active

Tri-fold sofa

US9173502B2 · kind B2 · utility

3Cited by
42References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 2014
Grant dateNov 3, 2015
Priority date
Expiry dateOct 9, 2034

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47C17/2076
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A convertible sofa and sofa frame deployable between a sofa orientation and a bed orientation. The frame has a base frame with a seat extension frame comprising a seat frame and a mid-frame pivotally secured to the base frame. Cushioning is on one side of the base frame. A seat back frame is pivotally secured to the base frame, the second cushioning on what is a back side when in the sofa orientation. Removable seat back cushions engage the front side of the seat back frame in the sofa orientation. In the bed orientation, the seat frame is extended, the seat back portion is pivoted horizontally, and the removable seat back cushions are located on the mid-frame between the seat frame and the seat back frame.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.