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The ornamental design for a folding hub assembly for propeller blades, as shown and described. |
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FIG. 1 is a front elevational view of a folding hub assembly for propeller blades showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a side elevational view thereof, the opposite side view being a mirror image of that shown;
FIG. 4 is an end elevational view thereof, the opposite end view being a mirror image of that shown;
FIG. 5 is a front perspective view thereof; and
FIG. 6 is a front perspective view thereof showing the propeller shaft attachment.
| Patent | Priority | Assignee | Title |
| 7223073, | May 19 2005 | Boat propeller |
| Patent | Priority | Assignee | Title |
| 3715171, | |||
| 4768927, | Jul 02 1985 | Confol ApS | Adjustable folding propeller |
| 171582, | |||
| 203780, | |||
| IT407547, |
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