{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8503690","patent":{"patent_number":"US-8503690","title":"Loudspeaker unit","assignee":null,"inventors":[],"filing_date":"2009-11-17T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R","H04R","H04R"],"num_claims":5,"abstract":"There is provided a loudspeaker unit, in particular a ceiling loudspeaker unit, which has a housing (50) having a front housing portion (60). Arranged in the front housing portion (60) are a woofer unit (10), a baffle panel (70) and a tweeter unit (30) in a 2-way coaxial system. The tweeter unit (30) has a tweeter horn having a plurality of legs (33) and a plurality of openings (31) at the edge of the tweeter horn (30)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Loudspeaker unit","description":"There is provided a loudspeaker unit, in particular a ceiling loudspeaker unit, which has a housing (50) having a front housing portion (60). Arranged in the front housing portion (60) are a woofer un","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8503690","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-8503690","citation_suggestion":"Patentable. \"Loudspeaker unit\" (US-8503690). https://patentable.app/patents/US-8503690","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8503690","json":"https://patentable.app/api/llm-context/US-8503690","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T15:08:55.858Z"}