The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 06, 2021

Filed:

Nov. 29, 2018
Applicant:

Xiamen Aquasu Electric Shower Co., Ltd., Xiamen, CN;

Inventors:

Quanduo Hou, Xiamen, CN;

Yan Zeng, Xiamen, CN;

Yihui Hong, Xiamen, CN;

Yan Wang, Xiamen, CN;

Shaohong Gao, Xiamen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24H 9/18 (2006.01); F24H 1/18 (2006.01); F24H 9/20 (2006.01); F24H 1/20 (2006.01); F24H 9/02 (2006.01); F24H 9/00 (2006.01);
U.S. Cl.
CPC ...
F24H 9/1818 (2013.01); F24H 1/185 (2013.01); F24H 1/188 (2013.01); F24H 1/201 (2013.01); F24H 9/02 (2013.01); F24H 9/2021 (2013.01); F24D 2220/042 (2013.01); F24H 9/0015 (2013.01); F24H 2250/02 (2013.01);
Abstract

A water boiler comprises an inner tank, an electric heating pipe, and a controller. A lower cover is attached to a mouth of the inner tank. The lower cover comprises an inlet pipe and an outlet pipe, wherein an outlet port at a lower part of the inlet pipe is in communication with lower part within the inner tank. An inlet port of a lower part of the outlet pipe is in communication with an upper part of the inner tank. The lower cover is arranged beneath the upper cover. An upper part of the inlet pipe passes through the upper cover. A cavity is formed between the lower cover and the upper cover. The cavity is partitioned into an upper chamber and a lower chamber by a diaphragm. The lower chamber is in communication with an outer space.


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