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:
Feb. 24, 2026
Filed:
Nov. 29, 2023
Daikin Industries, Ltd., Osaka, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
An air conditioning system includes: an outdoor unit that includes a first refrigerant circuit including a compressor, and a first heat exchanger; an indoor unit in a first space and that includes a second refrigerant circuit including a second heat exchanger; a liquid side pipe and a gas side pipe each connecting the first refrigerant circuit to the second refrigerant circuit; an outdoor air treatment unit including a first auxiliary refrigerant circuit including a first auxiliary heat exchanger connected to a first branching pipe branching from the liquid side pipe, and a second branching pipe branching from the gas side pipe, and a supply fan that supplies outdoor air having passed through the first auxiliary heat exchanger to the first space; a first shutoff valve on the first branching pipe; and a second shutoff valve on the second branching pipe.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile