{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9733292","patent":{"patent_number":"US-9733292","title":"Method for diagnosing an operating state of a contactor and contactor for implementing said method","assignee":null,"inventors":[],"filing_date":"2012-10-12T00:00:00.000Z","publication_date":"2017-08-15T00:00:00.000Z","cpc_codes":["G06F"],"num_claims":27,"abstract":"A method for diagnosing an operating state, i.e., wear, of a contactor which includes a processing unit directing voltage control means; an, actuating coil; means for measuring an electric characteristic of the actuating coil; and a diode in parallel with the coil and the measuring means; the method including creating, for a specific contactor design, a plurality of variation curves of an electric characteristic of the coils of such contactors, over a drop-out period, by testing said contactors by sending a drop-out order fixing a drop-out voltage across the coil; after the drop-out order, repeatedly measuring the electric characteristic of the coil during a drop-out period; later sending a diagnostic drop-out order fixing the same drop-out voltage across the terminals of an actuating coil of a subject contactor being diagnosed; then measuring the same electric characteristic of the subject coil during a drop-out period; identifying a measured value of that characteristic of the subject coil, then comparing that measured value with the variation curves of the plurality of contactors of the same design, thereby diagnosing a state of wear of the subject contactor."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for diagnosing an operating state of a contactor and contactor for implementing said method","description":"A method for diagnosing an operating state, i.e., wear, of a contactor which includes a processing unit directing voltage control means; an, actuating coil; means for measuring an electric characteris","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9733292","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-9733292","citation_suggestion":"Patentable. \"Method for diagnosing an operating state of a contactor and contactor for implementing said method\" (US-9733292). https://patentable.app/patents/US-9733292","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9733292","json":"https://patentable.app/api/llm-context/US-9733292","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:42:53.421Z"}