{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8469521","patent":{"patent_number":"US-8469521","title":"Projector","assignee":null,"inventors":[],"filing_date":"2011-06-14T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["H04N"],"num_claims":11,"abstract":"A projector includes: a plurality of reflection type light modulation devices which modulates a corresponding color light; a color synthesize optical device which has a plurality of light entrance side surfaces and a crossing surface to combine the received color lights; a heat sink which has a base attached to the corresponding reflection type light modulation device, and a fin protruding from the base and extending in a direction crossing the crossing end surface; and a duct member disposed at a position opposed to the crossing surface to supply introduced air toward the heat sink, wherein the duct member includes a first outlet section disposed opposed to the fin such that the introduced air can be supplied toward the base through the first outlet section, and a second outlet section through which the introduced air is supplied in the extending direction of the fin."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Projector","description":"A projector includes: a plurality of reflection type light modulation devices which modulates a corresponding color light; a color synthesize optical device which has a plurality of light entrance sid","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8469521","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-8469521","citation_suggestion":"Patentable. \"Projector\" (US-8469521). https://patentable.app/patents/US-8469521","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8469521","json":"https://patentable.app/api/llm-context/US-8469521","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T03:13:08.116Z"}