Adjustable - sold dumbbells
OwnerPhilip Chrysanthusinventor
Life of this patent
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Abstract
One embodiment of the Adjustable-Solid Dumbbell having a hitch pin (20) which joins with dumbbell shaft (22). The assembly produces a preferred method of retaining add on weight plates (not shown) on a dumbbell shaft. The proposed dumbbell shaft having multiple holes enables the use of a selected number of add on weight plates. A dumbbell body is constructed in a way which attaches a specific weight. The Adjustable-Solid Dumbbells can be manufactured in different sizes to accommodate multiple weight ranges. Other embodiments are described and shown.
Claims14
An adjustable solid dumbbell of the type comprising a shaft having multiple holes located near shaft ends for the purpose of accepting hitch pins, also known as hair pin cotters.
An adjustable solid dumbbell of the type comprising a shaft having multiple holes located near shaft ends for the purpose of accepting hitch pins, also known as hair pin cotters, characterized in that the said hitch pin is used for the purpose of retaining add on weight plates.
Dependencies are inferred from the claim text.