Retractable packing rings for steam turbines
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 7, 1995
Grant Date -
N/A
app pub date -
Dec 6, 1993
filing date -
Dec 6, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a steam turbine having retractable, spring-loaded, segmented, arcuate packaging rings and holders suspended in the turbine casing and circumscribing the turbine rotor, the packing rings and holders being interengaged by a hook fit and the packing rings being movable by steam pressure between opened and closed position relative to the holders and the rotor, the improvement which comprises providing each of the packing rings and holders with identical mating, curved profiles for providing full contact between the packing rings and holders in the opened position of the packing rings.
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