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:
Aug. 21, 2018
Filed:
Jan. 22, 2014
Fujitsu General Limited, Kanagawa, JP;
Takashi Kimura, Kanagawa, JP;
Kuniko Hayashi, Wakayama, JP;
FUJITSU GENERAL LIMITED, Kanagawa, JP;
Abstract
An outdoor unit control unithas a defrosting operation condition tablethat defines a defrosting operation interval time Tm in accordance with a total sum of rated capacity of indoor unitstoand a refrigerant pipe length as lengths of a liquid pipeand a gas pipe. The outdoor unit control unituses the total sum of the rated capacity of indoor unitstoinput by using an installation information input unitand refers to the defrosting operation condition table, so as to determine the defrosting operation interval time Tm. Then, the outdoor unit control unitforcibly performs a defrosting operation when the defrosting operation interval time Tm elapses without establishment of a defrosting operation start condition since the last defrosting operation is terminated.