Multifunction ball-shape boomerang
The utility model relates to a multifunction ball-shaped boomerang which is combined with functions of a ball-shaped boomerang head, a movable boomerang tip, an air whistle and a boomerang tail having rotated fan blades to a whole. A steel ball is a main part, and the center of the steel ball is bea...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model relates to a multifunction ball-shaped boomerang which is combined with functions of a ball-shaped boomerang head, a movable boomerang tip, an air whistle and a boomerang tail having rotated fan blades to a whole. A steel ball is a main part, and the center of the steel ball is beaten with a through hole. A taper hole arranged at the front end is connected with the boomerang tip and a bumper pad, and a rear screw hole is connected with a screw bolt arranged at the front end of a plastic boomerang body. The boomerang body is provided with the air whistle, and the rear part of the boomerang tail is provided with the multifunction boomerang with rotated blades. |
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