{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11255560","patent":{"patent_number":"US-11255560","title":"Air-conditioning apparatus and method of determining operation condition","assignee":null,"inventors":[],"filing_date":"2018-06-20T00:00:00.000Z","publication_date":"2022-02-22T00:00:00.000Z","cpc_codes":["G05B"],"num_claims":6,"abstract":"An air-conditioning apparatus includes a plurality of indoor units each individually conditioning air in an air-conditioning target space, a storage unit storing detection values of a plurality of suction temperature sensors in time series, a timer measuring, for each of the plurality of indoor units, a preset temperature arrival period it takes for a suction temperature to reach a preset temperature for the air-conditioning target space after start of a thermo-on state or a thermo-off state, a calculation unit calculating, for each of the plurality of indoor units, a temperature change slope representing a change in the suction temperature for the preset temperature arrival period, and a determination unit comparing the temperature change slope of each of the plurality of indoor units with a determination threshold to determine, as an abnormal indoor unit, the indoor unit having the temperature change slope greater than the determination threshold."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Air-conditioning apparatus and method of determining operation condition","description":"An air-conditioning apparatus includes a plurality of indoor units each individually conditioning air in an air-conditioning target space, a storage unit storing detection values of a plurality of suc","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11255560","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11255560","citation_suggestion":"Patentable. \"Air-conditioning apparatus and method of determining operation condition\" (US-11255560). https://patentable.app/patents/US-11255560","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11255560","json":"https://patentable.app/api/llm-context/US-11255560","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:28:20.466Z"}