{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10503179","patent":{"patent_number":"US-10503179","title":"Flow rate control apparatus and program recording medium having recorded therein program for flow rate control apparatus","assignee":null,"inventors":[],"filing_date":"2017-12-05T00:00:00.000Z","publication_date":"2019-12-10T00:00:00.000Z","cpc_codes":["G05D"],"num_claims":10,"abstract":"A flow rate control apparatus is provided which enables high speed response particularly in a transient response state, such as when a target flow rate falls. The flow rate control apparatus includes: a valve provided with a position sensor to measure an opening degree and disposed in a flow channel; a flow rate sensor disposed upstream of the valve and provided with a restrictor; a first pressure sensor disposed downstream of the restrictor and disposed upstream of the valve; a second pressure sensor disposed downstream of the valve; a storage section to store a characteristic map indicating a relationship between at least the opening degree of the valve, a differential pressure before and after the valve, and a flow rate of a fluid passing through the flow channel; and a valve control section to control the valve so that the flow rate reaches an accepted target flow rate."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Flow rate control apparatus and program recording medium having recorded therein program for flow rate control apparatus","description":"A flow rate control apparatus is provided which enables high speed response particularly in a transient response state, such as when a target flow rate falls. The flow rate control apparatus includes:","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10503179","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-10503179","citation_suggestion":"Patentable. \"Flow rate control apparatus and program recording medium having recorded therein program for flow rate control apparatus\" (US-10503179). https://patentable.app/patents/US-10503179","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10503179","json":"https://patentable.app/api/llm-context/US-10503179","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:47:25.595Z"}