{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9591959","patent":{"patent_number":"US-9591959","title":"Debris sensor for cleaning apparatus","assignee":null,"inventors":[],"filing_date":"2015-08-12T00:00:00.000Z","publication_date":"2017-03-14T00:00:00.000Z","cpc_codes":["G05D","G05D","G05D","G05D","G05D"],"num_claims":13,"abstract":"A piezoelectric debris sensor and associated signal processor responsive to debris strikes enable an autonomous or non-autonomous cleaning device to detect the presence of debris and in response, to select a behavioral mode, operational condition or pattern of movement, such as spot coverage or the like. Multiple sensor channels (e.g., left and right) can be used to enable the detection or generation of differential left/right debris signals and thereby enable an autonomous device to steer in the direction of debris."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Debris sensor for cleaning apparatus","description":"A piezoelectric debris sensor and associated signal processor responsive to debris strikes enable an autonomous or non-autonomous cleaning device to detect the presence of debris and in response, to s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9591959","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-9591959","citation_suggestion":"Patentable. \"Debris sensor for cleaning apparatus\" (US-9591959). https://patentable.app/patents/US-9591959","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9591959","json":"https://patentable.app/api/llm-context/US-9591959","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:41:52.021Z"}