FIG. 1 is a side elevational view of a resilient ring for fluid coupling
showing my new design;
FIG. 2 is a cross-sectional view thereof taken on line 2--2 of FIG. 3;
FIG. 3 is a top plan view thereof; and
FIG. 4 is a bottom plan view thereof.
The design is characterized by two concentric tapered portions having
different degrees of taper and which are axially separated by a concentric
cylindrical portion.
Gilbert, Robert W.
Patent |
Priority |
Assignee |
Title |
D292308, |
Jun 13 1984 |
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Fastening ring for fluid valve |
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Feb 10 1986 |
Forsheda AB |
Sealing ring |
D326710, |
Mar 21 1989 |
Vassallo Research & Development Corp. |
Gasket |
D330073, |
Mar 21 1989 |
Vassallo Research & Development Corp. |
Gasket |
D347885, |
Apr 18 1990 |
FORSHEDA AB, A CORP OF SWEDEN |
Sealing ring for sealing jointed pipes |
D379493, |
Dec 19 1994 |
Greene, Tweed of Delaware, Inc. |
Gasket seal |
D399932, |
Sep 03 1996 |
Sloan Valve Company |
Flushometer seal |
D856498, |
Jan 31 2013 |
SPM OIL & GAS INC |
Valve seat |
D884130, |
Apr 15 1997 |
Swagelok Company |
Back ferrule |
ER4049, |
|
|
|
ER4072, |
|
|
|
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n/a
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |