Height adjustable pillow

Abstract

A height adjustable pillow includes an extendable and resilient pillow body and an air cushion installed in a chamber inside the pillow body. The pillow body is made of soft plastic, rubber or foam products of plastic and rubber. The air cushion can be charged or discharged to adjust the thickness of the pillow, providing comfort with firm support and enhancing sleep quality.

1 . A height adjustable pillow comprising a pillow body and an air cushion, 
 wherein the pillow body is extendable and resilient, having a chamber that covers most of the area of the surface of the pillow body and having a ceiling;    the air cushion matching the size and the shape of the chamber of the pillow body is disposed inside the chamber, filling the space of the chamber, and having a plurality of air cells connected with each other, arranged in parallel, and forming a top layer for supporting the ceiling of the chamber.    
   
   
       2 . The height adjustable pillow as claimed in  claim 1 , wherein the pillow body is made of soft plastic.  
   
   
       3 . The height adjustable pillow as claimed in  claim 1 , wherein the pillow body is made of soft rubber.  
   
   
       4 . The height adjustable pillow as claimed in  claim 1 , wherein the pillow body is made of plastic foam.  
   
   
       5 . The height adjustable pillow as claimed in  claim 1 , wherein the pillow body is made of foam rubber material.  
   
   
       6 . The height adjustable pillow as claimed in  claim 1 , wherein the air cushion having a valve arranged on an opening of the chamber of the pillow body.