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:
Nov. 01, 2022
Filed:
Mar. 01, 2019
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Hiroshi Doumae, Osaka, JP;
Shin Higashiyama, Osaka, JP;
Yasuyuki Aisaka, Osaka, JP;
Tsutomu Iura, Osaka, JP;
Hiroki Ueda, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 3/02 (2006.01); F24F 11/88 (2018.01); F24F 11/54 (2018.01);
U.S. Cl.
CPC ...
H04B 3/02 (2013.01); F24F 11/54 (2018.01); F24F 11/88 (2018.01);
Abstract
An air conditioning system includes an outdoor unit and an indoor unit connected to the outdoor unit through an air conditioning communication line. The outdoor unit includes: a control unit; a compressor; a fan; a compressor inverter; a fan inverter; a heat exchanger; and valves of various types. The control unit of the outdoor unit has a coupling capacitor and a noise-cutting transformer which are between a communication circuit and the air conditioning communication line.