Water plug for an ornamental water ball
OwnerShin-Yuan Loinventor
Life of this patent
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Abstract
A water plug for an ornamental water ball to prevent from leak upon the water being frozen into ice; the water ball has a neck part mounted with a water plug; the water plug includes a flat plate and a buffer cylinder; the buffer cylinder has a round cylinder extended down from the center of the flat plate; the inside of the round cylinder is furnished with a semi-spherical membrane extended upwards; the water filled in the glass balls subject to being frozen into ice in winter; in that case, the ice therein would distend to need more space, and then the buffer space furnished in the buffer cylinder will meet the requirement so as to prevent the water ball from having water leak.
Claims3
A water plug for an ornamental water ball, and said water plug being hermetically mounted in a neck part of a glass ball;
- said water plug including a ring plate and a salient ring, which are sealed hermetically with a cylindrical hole and a concave ring of said neck part of said glass ball respectively;
- center of a flat plate on said water plug furnished with a buffer cylinder which includes:
- a round cylinder extended down from said flat plate;
- a membrane extended upwards;
- said membrane being a semi-spherical membrane, and extending from said round cylinder towards said glass ball;
- and
- a salient surface on said flat plate and slightly higher than said flat plate;
- said salient surface furnished with grooves being in communication with said flat plate and an inner surface of said round cylinder.
Dependencies are inferred from the claim text.