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:
Jul. 24, 1984
Filed:
Jul. 30, 1982
Applicant:
Inventor:
David F Wirt, Oak Grove Heights Township, Pierce County, WI (US);
Assignee:
Minnesota Mining and Manufacturing Company, Saint Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B01F / ; A61M / ;
U.S. Cl.
CPC ...
261104 ; 12820413 ; 137409 ; 219274 ; 219275 ; 261 70 ; 261142 ; 261154 ; 261D / ;
Abstract
An evaporative humidifier having a float operated relief mechanism that is normally air tight, and will release excess water from the humidifier, should the water inlet valve malfunction, to preclude liquid water from getting into the stream of air being humidified.