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:
Jan. 30, 1990
Filed:
Feb. 13, 1989
Junji Sotani, Yokohama, JP;
Chiyoshi Sasaki, Yokohama, JP;
The Furukawa Electric Co., Ltd., Tokyo, JP;
Abstract
A heat pipe type heat-exchanger for ventilation is disclosed, having a plurality of heat pipes affixed with widely spaced fins provided internally in a box like case and arranged horizontally relative to the case, a partition plate dividing the inside of the case into two chambers on the right and left is provided crossing the heat pipes, an inlet and an outlet are formed for the respective chambers of the case, and fans for circulating the air to the respective chambers in opposite directions through the inlets and outlets are provided to make one chamber always an air-supplying chamber and other chamber always an air-discharging chamber. The connection point of power source wires of the fan motors is placed in the air-supplying chamber.