The ornamental design for a sealmember for a pressure vessel, as shown and described.
FIG. 1 is a top view of a seal member for a pressure vessel showing our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a cross-sectional view thereof taken along lines 4-4 shown in FIG. 1;
FIG. 5 is an enlarged cross-sectional view of a portion thereof defined by area 5-5 shown in FIG. 1;
FIG. 6 is an enlarged cross-sectional view of a portion thereof in a condition of use; and,
FIG. 7 is a perspective view thereof.
The bottom, rear elevation, and left side elevation views of the seal member for a pressure vessel are omitted as they are identical in appearance to the top, front elevation, and right side elevation views, respectively.
The dot dash broken line shown in FIG. 5 indicates cutoff boundaries for the enlarged detailed portion view and forms no part of the claim.
The evenly dashed lines in FIG. 6 depict environmental subject matter that forms no part of the claim.