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:
Sep. 01, 1992
Filed:
Jul. 08, 1991
Duracraft Corporation, Sudbury, MA (US);
Abstract
A humidifier including a base defining a reservoir adapted to retain a liquid volume; the base having an open top and a horizontal cross section including a substantially rectangular portion, and a substantially circular portion intersecting and projecting into the rectangular portion; and the base including a substantially circular sidewall forming the circular portion, a substantially rectalinear endwall, a first substantially rectalinear sidewall extending between the circular sidewall and one end of the endwall, and a second substantially rectalinear sidewall extending between the circular sidewall and an opposite end of the endwall; the first sidewall, the second sidewall and the endwall forming the rectangular portion. The humidifier also includes an inlet wall defining an air inlet; a blower assembly demountably supported by the base and covering the open top; the blower assembly comprising an upper wall defining an air outlet disposed above the circular portion, a fan blade disposed between the circular portion and the air outlet, and an electrical motor coupled to the fan blade; and a wick retained by the base in the rectangular portion and comprising a source portion disposed in the reservoir and an evaporative portion disposed thereabove and between the air inlet and the fan blade, the wick adapted to provide liquid flow by capillary action from the source portion to the evaporative portion.