Seat assembly
First Claim
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1. A seat assembly comprising generally an outer air cushion and inner air cushion provided therein;
- said outer air cushion including three rings superposed and fixed together, each ring having an air tap;
a diameter of said lower ring, when taken in cross section, being larger than a diameter of said upper ring which is larger than a diameter of said middle ring;
said inner air cushion being expanded and being limited within said outer air cushion when a user is seated thereon; and
said inner air cushion completely absorbing a weight of said user and being deformed according to a body of said user so that said user may feel comfortable.
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Abstract
A seat assembly comprising generally an outer air cushion and an inner air cushion provided therein. The outer air cushion includes three rings superposed and fixed together, each ring having an air tap. A diameter of the lower ring, when taken in cross section, is larger than a diameter of the upper ring which is larger than a diameter of the middle ring. The inner air cushion is expanded and is limited within the outer air cushion when a user is seated thereon. The inner air cushion completely absorbs a weight of the user and is deformed according to a body of the user so that the user may feel comfortable.
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Citations
1 Claim
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1. A seat assembly comprising generally an outer air cushion and inner air cushion provided therein;
- said outer air cushion including three rings superposed and fixed together, each ring having an air tap;
a diameter of said lower ring, when taken in cross section, being larger than a diameter of said upper ring which is larger than a diameter of said middle ring;
said inner air cushion being expanded and being limited within said outer air cushion when a user is seated thereon; and
said inner air cushion completely absorbing a weight of said user and being deformed according to a body of said user so that said user may feel comfortable.
- said outer air cushion including three rings superposed and fixed together, each ring having an air tap;
Specification