{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8493728","patent":{"patent_number":"US-8493728","title":"Disk unit and disk array apparatus","assignee":null,"inventors":[],"filing_date":"2011-09-07T00:00:00.000Z","publication_date":"2013-07-23T00:00:00.000Z","cpc_codes":["G11B","G06F","G11B"],"num_claims":12,"abstract":"To reduce vibration in the rotation direction acting on the hard disk drive with a part of the hard disk drive as the rotation center. The disk unit comprises a hard disk drive comprising a drive mechanism which rotates and drives a plurality of disk media, an arm rotatably supported on a pivot and placed as movable in the rotation area of the disk media, and an actuator which performs positioning control of the magnetic head fixed to the arm to a target position on the disk media, a frame supporting the hard disk drive, and a dynamic absorber placed in the hard disk drive or in the frame, wherein the dynamic absorber absorbs vibration in the rotation direction acting on the hard disk drive with a part of the hard disk drive as the rotation center."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Disk unit and disk array apparatus","description":"To reduce vibration in the rotation direction acting on the hard disk drive with a part of the hard disk drive as the rotation center. The disk unit comprises a hard disk drive comprising a drive mech","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8493728","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-8493728","citation_suggestion":"Patentable. \"Disk unit and disk array apparatus\" (US-8493728). https://patentable.app/patents/US-8493728","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8493728","json":"https://patentable.app/api/llm-context/US-8493728","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:07:17.828Z"}