{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8508151","patent":{"patent_number":"US-8508151","title":"Power unit and lighting apparatus","assignee":null,"inventors":[],"filing_date":"2009-07-29T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H02M"],"num_claims":6,"abstract":"When a voltage V detected by a voltage detecting section is lower than a first threshold value Vth1, an NPN transistor is turned on, a control terminal Ve is placed at a low level, and an overload protection circuit section halts the operation of a switching circuit section. When the voltage V detected by the voltage detecting section becomes higher than the first threshold value Vth1, the NPN transistor is turned off, the control terminal Ve is placed at a high level, and the overload protection circuit section resets the halt of the operation of the switching circuit section and makes the operation resumed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power unit and lighting apparatus","description":"When a voltage V detected by a voltage detecting section is lower than a first threshold value Vth1, an NPN transistor is turned on, a control terminal Ve is placed at a low level, and an overload pro","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8508151","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-8508151","citation_suggestion":"Patentable. \"Power unit and lighting apparatus\" (US-8508151). https://patentable.app/patents/US-8508151","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8508151","json":"https://patentable.app/api/llm-context/US-8508151","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T21:55:47.582Z"}