Safety relief valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 1, 2000
Grant Date -
N/A
app pub date -
Aug 31, 1998
filing date -
Aug 31, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A spring urged pressure relief valve, having a seat and a valve moved toward and away from the seat, is provided with a valve stem surrounding bushing forming a bushing chamber in combination with a disk on the valve stem. The bushing is provided with an adjustable control port to control fluid pressure assisting the spring closing the valve and controlling blowdown of the valve.
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