Patent · US Active

Ultraviolet sterilizer with a double-chamber structure

US7687785B2 · kind B2 · utility

11Cited by

3References

16Claims

0Family size

Assignee

Fujian Newland Entech Co., Ltd. · CN

Inventor

Jian Chen · Fuzhou, CN

Key dates

Filing date	Nov 16, 2006
Grant date	Mar 30, 2010
Priority date	—
Expiry date	Jan 7, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/14
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A UV sterilizer with a double-chamber structure comprises an inner tube and an outer tube with different size, the inner tube being partly surrounded by the outer tube thereby forming an inner chamber and an outer chamber, the inner chamber is the space encircled by the inner tube and the outer chamber is the annular space encircled by the overlapped portions of the inner tube and the outer tube; a first end portion of the inner tube is located outside the outer chamber and provided with a first water port, a second end portion of the inner tube is located inside the outer chamber and provided with a second water port communicating with the outer chamber; a first end portion of the outer tube is sealingly connected with the outer wall of the inner tube, while a second end portion of the outer tube is sealed; sleeved UV lamps are arranged in the outer chamber or in both the inner chamber and the outer chamber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.