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US 2011/0079377 A1Published application
Heating pad
OwnerTung-Tsun CHIinventor
Life of this patent
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Abstract
The heating pad has a case, a plug and heating liquid. The case is hollow, made by injection molding, and has a space, an opening and a loading surface. The space is formed in the case. The opening is formed in the case, and communicates with the space. The loading surface is flat, and formed on the case. The plug is detachable mounted tightly on the opening of the case. The case is filled with the heating liquid in the space, and the heating liquid can be heated to provide a warming effect.
Claims12
A heating pad comprising:
- a case being hollow, and made by injection molding, and formed as a single element and having
- a space formed in the case;
- an opening formed in the case, and communicating with the space;
- a loading surface being flat, and formed on the case;
- and
- a plug detachable mounted tightly on the opening of the case;
- and
- heating liquid mounted in the space of the case to absorb and keep heating energy and providing warming effect.
5 more elements
Dependencies are inferred from the claim text.