Mattress with adjustable firmness level

Abstract

The present invention relates to a new mattress embodiment for mattresses, the embodiment allows the adjustment of the desired firmness level in the desired part of a bed that can be used in homes, hotels, workplaces etc. The invention also provides a new mattress embodiment for mattresses, that allows the adjustment firmness level in a bed a and at any moment desired by the user.

What is daimed is: 
     
         1 . A mattress enabling the adjustment of desired areas with a desired firmness level, comprising:
 ducted sponge,   sponge duct,   open-close surface,   surface zipper,   duct outer cord,   inner cord,   outer cord duct,   inner concave outer cord surface,   inner concave inner cord surface.   
     
     
         2 . The mattress of  claim 1 , wherein the ducted sponge is placed into different layers of mattress during the production stage. 
     
     
         3 . The mattress of  claim 2 , wherein the ducted sponge comprises multiple number of sponge ducts. 
     
     
         4 . The mattress of  claim 1 , further comprising multiple number of duct outer cords inserted into the ducted sponge. 
     
     
         5 . The mattress of  claim 1 , further comprising inner cords inserted into the outer cords placed into sponge ducts. 
     
     
         6 . The mattress of  claim 4 , further comprising an inner concave outer cord surface providing minimizing friction force during insertion into sponge ducts and when removing from thereof. 
     
     
         7 . The mattress of  claim 4 , further comprising outer cord ducts where inner cords are placed into outer cords. 
     
     
         8 . The mattress of  claim 7 , wherein the inner cords comprise an inner concave inner cord surface providing minimizing friction force during insertion into outer cords and when removing from thereof. 
     
     
         9 . The mattress of  claim 1 , comprising an open-close surface allowing performance of operation while conducting firmness adjustment and surface zipper providing fixing open-close surface.