Patent · US Expired

Insert for a piece of lounging furniture

US4573226A · kind A · utility

7Cited by

3References

23Claims

0Family size

Inventors

Franz Wittmann · Hockenheim, DE
Karl Wittmann · Langenlois, AT

Key dates

Filing date	Jan 16, 1984
Grant date	Mar 4, 1986
Priority date	—
Expiry date	Jan 16, 2004

Classification

Technology area (CPC A)Human Necessities
CPC primaryA47C23/06
WIPO fieldFurniture, games
WIPO sectorOther fields

Abstract

An insert for a piece of lounging furniture comprising a frame and a plurality of resilient slats of different elastic properties spacially arranged for forming a slat grate, the slats being arranged in at least two superposed rows and staggered in relation to one another in a horizontal and in a vertical direction, wherein the slats of the upper row have greater elastic resilience than the slats of the lower row.

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