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:
Feb. 15, 1994
Filed:
Oct. 24, 1991
Applicant:
Inventors:
David H McFadden, Lexington, MA (US);
Gorm A Bressner, Pawtucket, RI (US);
Assignee:
Arthur D. Little Enterprises, Inc., Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219630 ; 219401 ; 261142 ; 392324 ;
Abstract
Apparatus and method for producing steam for humidification of residential and commercial buildings by electrical induction heating of water are disclosed. The apparatus comprises a readily-removable non-magnetic water tank containing a magnetic target in contact with the water and an electrically powered induction coil located outside the water tank but in close proximity to the magnetic target.