{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9633648","patent":{"patent_number":"US-9633648","title":"Loudspeaker membrane and method for manufacturing such a membrane","assignee":null,"inventors":[],"filing_date":"2013-12-24T00:00:00.000Z","publication_date":"2017-04-25T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R"],"num_claims":8,"abstract":"The invention relates to a loudspeaker membrane having a sandwich structure, having a central web separating two layers of material based on high-rigidity threads impregnated with a polymer resin, characterized in that the central web is formed from a layer of material based on oriented natural fibers that are impregnated with a polymer resin."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Loudspeaker membrane and method for manufacturing such a membrane","description":"The invention relates to a loudspeaker membrane having a sandwich structure, having a central web separating two layers of material based on high-rigidity threads impregnated with a polymer resin, cha","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9633648","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-9633648","citation_suggestion":"Patentable. \"Loudspeaker membrane and method for manufacturing such a membrane\" (US-9633648). https://patentable.app/patents/US-9633648","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9633648","json":"https://patentable.app/api/llm-context/US-9633648","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:15:32.236Z"}