Shuttlecock with luminescent means
First Claim
1. A shuttlecock of the type comprising a base, and a feathers unit detachably fastened to said base, wherein said base comprises an elastic, light-permeable outer cover shell, a cap-like inner shell mounted inside said elastic outer cover shell, a water-tight space defined outside said cap-like inner shell within said elastic outer cover shell, an alkaline solution filled in said water-tight space, and a luminol ball disposed in said alkaline solution inside said water-tight space, said luminol ball comprising a ball of luminol and a film covering covered on said ball of luminol to isolate it from said alkaline solution, said ball of luminol being activated by said alkaline solution to produce a brilliant bluish luminescence when said luminol ball is broken by an external force being applied to said elastic outer cover shell.
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Abstract
A shuttlecock including a feathers unit having a front coupling neck, and a light-permeable base snuggly receiving the front coupling neck of the feathers unit and defining a water-tight space, an alkaline solution filled in the water-tight space, and a film-covered luminol ball disposed in the alkaline solution, the luminol of the luminol ball is activated by the alkaline solution to produce a brilliant bluish luminescence when the luminol ball is broken by an external force being applied to the base.
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Citations
3 Claims
- 1. A shuttlecock of the type comprising a base, and a feathers unit detachably fastened to said base, wherein said base comprises an elastic, light-permeable outer cover shell, a cap-like inner shell mounted inside said elastic outer cover shell, a water-tight space defined outside said cap-like inner shell within said elastic outer cover shell, an alkaline solution filled in said water-tight space, and a luminol ball disposed in said alkaline solution inside said water-tight space, said luminol ball comprising a ball of luminol and a film covering covered on said ball of luminol to isolate it from said alkaline solution, said ball of luminol being activated by said alkaline solution to produce a brilliant bluish luminescence when said luminol ball is broken by an external force being applied to said elastic outer cover shell.
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2. The shuttlecock of claim l wherein said feathers unit comprises a front coupling neck and an outside annular groove around the periphery of said front coupling neck;
- said cap-like inner shell of said base snuggly receives the front coupling neck of said feathers unit, having an inside annular flange engaged with said outside annular groove of said front coupling neck of said feathers unit.
Specification