US2004000011A1PendingUtilityA1

Pressure adjustable pillow

21
Priority: May 17, 2002Filed: May 14, 2003Published: Jan 1, 2004
Est. expiryMay 17, 2022(expired)· nominal 20-yr term from priority
Inventors:Wen-Long Hsu
A47G 9/1027A47G 2009/008A47G 2009/003
21
PatentIndex Score
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Cited by
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Claims

Abstract

The present invention provides a pressure adjustable pillow, comprising a chamber made of an impermeable material and a cover member. The chamber is defined by a first direction, wherein the internal portion contains fluids. The chamber has three areas, and each area being not connected. Each area contains three sealed sacs along the first direction. Each sac is not linked and is provided according to a general shape of a head. Each sac has a valve. The cover member encloses the chamber. A user is allowed to adjust the amount the fluid in each sac, so as to adjust the pressure received by user's head to designated strength when the user sleeps on the user's side or in face-up position.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . A pressure adjustable pillow comprises: 
 a chamber having a first area, a second area and an intermediate area between said first and said second area, each of said area having a plurality of sealed sacs, and each of said sac containing fluid and having a valve; and    a cover member at least covering a portion of said chamber;    wherein a user is allowed to adjust the amount of said fluid in each of said sac, so as to adjust the pressure received by the head of said user when said user sleeps thereon.    
     
     
         2 . The pressure adjustable pillow as claimed in  claim 1 , wherein said fluid is air.  
     
     
         3 . The pressure adjustable pillow as claimed in  claim 1 , wherein said valve is a check valve desired to be open by an injection member.  
     
     
         4 . The pressure adjustable pillow as claimed in  claim 1 , wherein said cover member is made of latex.  
     
     
         5 . The pressure adjustable pillow as claimed in  claim 1 , wherein said cover member has an undulated upper surface.  
     
     
         6 . The pressure adjustable pillow as claimed in  claim 1 , wherein said chamber is completed enclosed by said cover member.  
     
     
         7 . The pressure adjustable pillow as claimed in  claim 1 , wherein each of said area has three sacs.  
     
     
         8 . The pressure adjustable pillow as claimed in  claim 1 , wherein said chamber is made of an impermeable material.

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