{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9639176","patent":{"patent_number":"US-9639176","title":"System and method for balancing an input device","assignee":null,"inventors":[],"filing_date":"2014-09-18T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F"],"num_claims":12,"abstract":"A system for balancing an input device, the system comprising: a spherical device having an outer spherical wall and an inner spherical wall the system further comprising: an internal circuitry module housing internal circuits and positioned in the center of the spherical device and balanced in the center in order hold the spherical device still on a flat surface; a cavity formed between the outer spherical wall and the inner spherical wall; a rheological fluid disposed in the cavity wherein the volume of the rheological fluid is below 50% of the volume of the cavity and such that the weight of the rheological fluid is above the weight of the spherical device without the rheological fluid; wherein al least one of the outer spherical wall and the inner spherical wall comprises a rheological fluid activation means configured to change the state of the rheological fluid; and a rheological fluid activation controller configured to control the rheological fluid activation means in response to occurrence of a predefined condition so that the spherical device may switch between a free rolling state and a fixed state."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System and method for balancing an input device","description":"A system for balancing an input device, the system comprising: a spherical device having an outer spherical wall and an inner spherical wall the system further comprising: an internal circuitry module","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9639176","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-9639176","citation_suggestion":"Patentable. \"System and method for balancing an input device\" (US-9639176). https://patentable.app/patents/US-9639176","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9639176","json":"https://patentable.app/api/llm-context/US-9639176","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T18:29:32.370Z"}