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The ornamental design for an umbrella shaft, as shown and described.
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FIG. 1 is a perspective view of an umbrella shaft showing my new design;
FIG. 2 is a front plan view thereof;
FIG. 3 is a rear plan view thereof;
FIG. 4 is an enlarged left side plan view thereof;
FIG. 5 is an enlarged right side plan view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is an enlarged side view of the concentric segments of the shaft shown separately for clarity of illustration.
Patent | Priority | Assignee | Title |
D503035, | Mar 04 2004 | Umbrella shaft having seven tubes | |
D512215, | Nov 12 2004 | Umbrella shaft having nine tubes | |
D517307, | Apr 11 2005 | Flat umbrella shaft | |
D848139, | May 15 2015 | Umbrella frame |
Patent | Priority | Assignee | Title |
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