Patent ID: 7833111

Claim:
A light-emitting golf ball comprising: a ball body comprising a core and a cover layer extending over the core, wherein the ball body has first hollow portions extending from the surface of the ball body toward the center of the core, the first hollow portions being arranged at equal intervals in the surface of the ball body, second hollow portions having a diameter less than that of the first hollow portions, the second hollow portions extending from bottom zones of the first hollow portions toward the center of the core, and narrow holes extending through the core from the second hollow portions to portions of the core that are opposed to the second hollow portions; and chemical light-emitting bodies detachably fixed in the first hollow portions and the second hollow portions, each of chemical light-emitting bodies comprising a sealed vessel made of a flexible transparent material having cylindrical portion and a round light-emitting portion with a diameter greater than that of the cylindrical portion and filled with a first chemical that exhibits chemiluminescence, and sealed glass vessels accommodated in the sealed vessels filled with a second chemical which exhibits chemiluminescence when being mixed with the first chemical, wherein the cylindrical portions are tightly fit in the second hollow portions, and the light-emitting portions are fit in the first hollow portions.