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. 12, 1977
Filed:
Oct. 24, 1975
Applicant:
Inventor:
Arthur D Siegel, Cheshire, CT (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04H / ; E04H / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
250430 ; 21DI / ; 210169 ; 250435 ;
Abstract
A liquid sterilizer comprising an enclosure containing an ultraviolet lamp, an air lift pump to deliver turbulent, aerated liquid to the lower wall of the enclosure, and drain holes in the lower wall to return the liquid by gravity to the liquid tank. The enclosure is clamped to the edge of the tank of liquid with the lower wall of the enclosure close to the liquid surface and with the tube of the air lift pump immersed in the liquid. Air bubbles discharged at the lower end of the lift pump tube carry liquid to the enclosure.