Patent ID: 6941603
Filing Date: 2005-09-13
Classification: A47C

Abstract:
1. A mattress comprising: a parallelepiped main body at least partly made of latex, the parallelepiped main body having a support surface provided with a plurality of primary holes with an axial extension transverse to the support surface, the primary holes comprising, from the support surface towards an inside of the mattress, a first portion, a second portion and a third portion, consecutive to each other, each having a cylindrical conformation and a circular cross section, the primary holes also comprising two transition regions placed between said first portion and second portion and between said second portion and third portion respectively, the first portion being placed in correspondence of the support surface and having a circular cross section with a diameter greater than the diameter of the circular cross section of the second portion, the second portion having a diameter greater than the diameter of the circular cross section of the third portion, the transition region placed between said first portion and second portion presenting a cross section progressively decreasing from the first portion towards the second portion, the transition region between the second portion and the third portion presenting a cross section progressively decreasing from the second portion towards the third portion.