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US 5,690,441 AGranted
Extendable, retractable applicator brush
OwnerJenny L. McManusinventor
Life of this patent
Estimating the term…
Abstract
A nail polish bottle includes a threaded upper throat and a cap having internal threads for threadingly engaging the throat of the bottle. The cap supports an elongated applicator brush shaft which terminates in an applicator brush. The applicator brush shaft is slidingly retained within the cap such that the brush shaft can be slidingly extended downward into the nail polish bottle.
Claims3
In a nail polish container having a nail polish bottle, a threadingly retained cap, and an elongated applicator brush shaft terminating in an applicator brush and affixed to said cap, the improvement comprising:
- said applicator brush shaft being slidingly retained within said cap such that said applicator brush shaft can be slidingly extended downward into the nail polish bottle;
- said cap having a top and internal threads for engaging with external threads around a throat of said bottle;
- said cap further comprising a push button extending from an opening at the top of said cap, said push button having a bottom portion and wherein said applicator brush shaft is fixed to said bottom portion of said push button;
- said cap further comprising a spring affixed between said push button and said cap for urging the push button toward an extended position;
- a stop affixed in a rigid manner, circumscribing the applicator brush shaft between the applicator brush and the spring;
- a plurality of internal click stops affixed within said cap that circumscribe the interior of the cap and form an annular orifice through which said stop passes.
3 more elements
A nail polish container comprising:
- a nail polish bottle for holding an internal volume of fluid and having a threaded upper throat;
- a cap having internal threads for threadingly engaging said throat of said bottle;
- an elongated applicator brash shaft terminating in an applicator brush;
- a push button extending from an opening at a top of said cap, said push button having a bottom portion and wherein said applicator brush shaft is fixed to said bottom portion of said push button;
- a tensioning spring affixed between said push button and said cap for urging the push button forward an extended position;
- a stop affixed in a rigid manner, circumscribing the applicator brush shaft between the applicator brush and the spring;
- a plurality of internal click stops affixed within said cap that circumscribe the interior of the cap and form an annular orifice through which said stop passes;
- and
- a wipe washer ring positioned and configured to provide a sealing barrier to the internal working means of the cap;
- said applicator brush shaft being slidingly retained within said cap such that said brush shaft can be slidingly extended downward into the nail polish bottle.
7 more elements
Dependencies are inferred from the claim text.