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Publication numberUSD320644 S
Publication typeGrant
Application numberUS 07/059,398
Publication dateOct 8, 1991
Filing dateJun 8, 1987
Publication number059398, 07059398, US D320644 S, US D320644S, US-S-D320644, USD320644 S, USD320644S
InventorsJohn P. Scaramucci
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Swing check valve
US D320644 S
Abstract  available in
Images(6)
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Claims(1)
  1. The ornamental design for a swing check valve, as shown and described.
Description

FIG. 1 is a side perspective view of a swing check valve showing my new design;

FIG. 2 is a perspective view taken from the side opposite that shown in FIG. 1;

FIG. 3 is a perspective view taken from the side shown in FIG. 1 showing the valve in an open position;

FIG. 4 is a perspective view taken from the opposite side of FIG. 3;

FIG. 5 is an exploded perspective view taken from the side shown in FIG. 1;

FIG. 6 is an exploded perspective view taken from the side shown in FIG. 2;

FIG. 7 is a side perspective view of a second embodiment thereof;

FIG. 8 is a perspective view taken from the side opposite that shown in FIG. 7;

FIG. 9 is a perspective view taken from the side shown in FIG. 7 showing the valve in an open position;

FIG. 10 is a perspective view taken from the opposite side of FIG. 9;

FIG. 11 is an exploded perspective view taken from the side shown in FIG. 7; and

FIG. 12 is an exploded perspective view taken from the side shown in FIG. 8.

Classifications
U.S. ClassificationD23/237