A - Human Necessities – 63 – B
Patent
A - Human Necessities
63
B
A63B 67/18 (2006.01) F21K 2/06 (2006.01) A63B 43/06 (2006.01)
Patent
CA 2183404
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.
Smart & Biggar
Wei Tsung-Lu
LandOfFree
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