Check valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 11, 2001
Grant Date -
N/A
app pub date -
Dec 3, 1999
filing date -
Dec 3, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A lightweight, non-metallic valve is preferably formed of molded plastic. The valve has an hour-glass configuration or enlarged recesses formed therein to reduce the overall mass of the assembly and provide increased sensitivity to low flow rates. Sealing O-rings are snap fit into grooves at opposite ends of the symmetrical assembly.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully