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:
Dec. 27, 2016
Filed:
Jun. 16, 2010
Akihiko Sakashita, Kusatsu, JP;
Shun Yoshioka, Sakai, JP;
Yoshiharu Michitsuji, Sakai, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
A ceiling-mounted air conditioning unit includes an indoor heat exchanger disposed on an outer peripheral side of a centrifugal blower. The indoor heat exchanger includes plural heat transfer tubes arranged in multiple stages in a vertical direction and in three rows in a flow direction of air blown out from the blower and are connected to a refrigerant inlet of the indoor heat exchanger in a case where the indoor heat exchanger functions as an evaporator of the refrigerant during cooling, plural liquid refrigerant tubes connected to the heat transfer tubes in a first row on a most upwind side, second row-side gas refrigerant tubes connected to a refrigerant outlet of the indoor heat exchanger during cooling and connected to the heat transfer tubes in a second row, and third row-side gas refrigerant tubes connected to the heat transfer tubes in a third row on a most downwind side.