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.
Patent No.:
Date of Patent:
Apr. 29, 2014
Filed:
Sep. 11, 2009
Chi Keung Rudy Chan, Kowloon, HK;
Yee Lam Chan, Kowloon, HK;
Lam Lung Yeung, Kowloon, HK;
Ka Tung Ho, Kowloon, HK;
Chi Keung Rudy Chan, Kowloon, HK;
Yee Lam Chan, Kowloon, HK;
Lam Lung Yeung, Kowloon, HK;
Ka Tung Ho, Kowloon, HK;
RHI Limited, Fo Tan, N.T, Hong Kong, CN;
Abstract
A method and an apparatus are provided for deodorizing and disinfecting air and droplets from urinal, toilet bowl, and other receivers and holders of urine and fecal matter. The apparatus comprises a housing () having an air inlet () and air outlet (), wherein the housing () encloses a droplet removal chamber () for removing droplets from airflow; a deodorization and disinfection chamber () for removing air contaminants in the airflow; and an delivery unit () for airflow generation. Being actively drawn into the apparatus, air contaminants such as odor, bacteria and virus are removed without discharge of contaminated air and causing secondary pollution. The apparatus and method provide odorless and comfortable environment and avoid disease transmission in both public and domestic toilets.