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.:

US 9139948 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 22, 2015

Filed:

Dec. 08, 2011
Applicant:

Eiji Wakizaka, Osakabu, JP;

Inventor:

Eiji Wakizaka, Osakabu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 58/28 (2006.01); D06F 58/20 (2006.01);
U.S. Cl.
CPC ...
D06F 58/206 (2013.01); D06F 58/28 (2013.01); D06F 2058/287 (2013.01); D06F 2058/2854 (2013.01); D06F 2058/2864 (2013.01);
Abstract

A heat pump type clothes dryer compensates for pressure loss caused by a radiator to increase the flow rate of air passing around the radiator, and suppressing introduction of ambient air through gaps formed in air flow lines to avoid degradation in drying capacity, while avoiding an increase in the power consumption or noise of a fan. The clothes dryer includes a drum to accommodate clothes, an air suction or intake line to suck air into the drum, an air exhaust line to exhaust air from the drum, a heat pump circuit including a compressor, a radiator, a pressure reducer, and a heat absorber, where the heat absorber is provided in the air exhaust line, and the radiator is provided in the air suction or intake line, a first blowing mechanism provided in the air exhaust line, and a second blowing mechanism provided in the air suction or intake line.


Find Patent Forward Citations

Wakizaka, Eiji. (2015). Heat pump type clothes dryer with secondary blowing mechanism (U.S. Patent No. 9139948). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9139948

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