Adjustable air supply valve of air cushion bed
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 21, 2004
Grant Date -
Oct 2, 2003
app pub date -
Mar 28, 2002
filing date -
Mar 26, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An adjustable air supply valve of an air cushion bed is disclosed, the air supply valve has an air supply valve installed between a first tube and a second tube. The air supply valve comprises a round seat, an air valve, a cover plate, a locking plate and a driving element. It has the operation modes of full opening for supplying air, half opening for supplying air, full closing and venting. Therefore, it can be operated to met the requied condition. Especially, if the air cushion bed is designed to have a plurality of different sections which can be adjusted based on different parts of the human body. The adjustable air supply valve has the effect of independently supplying air to the different sections.
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