{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10481621","patent":{"patent_number":"US-10481621","title":"Air pressure control device and adjustment valve","assignee":null,"inventors":[],"filing_date":"2018-04-17T00:00:00.000Z","publication_date":"2019-11-19T00:00:00.000Z","cpc_codes":["G05D","G05D","G05D"],"num_claims":5,"abstract":"An air pressure control device includes first and second housings, a diaphragm partitioning an inner space of the housings into a first air chamber (one air chamber) and a second air chamber (the other air chamber), a valve seat supported by the diaphragm, a valve member arranged in the first air chamber and closing or opening a through-hole in the valve seat, a pressure adjusting mechanism (including a pressure adjusting bolt and an upper seat) that adjusts a force applied to the diaphragm from a side including the second air chamber, and a main spring (compression coil spring) disposed in the second air chamber and applying a spring force to a lower seat (spring receiving member) disposed on the valve seat. A bearing is interposed between the valve seat and the lower seat."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Air pressure control device and adjustment valve","description":"An air pressure control device includes first and second housings, a diaphragm partitioning an inner space of the housings into a first air chamber (one air chamber) and a second air chamber (the othe","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10481621","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-10481621","citation_suggestion":"Patentable. \"Air pressure control device and adjustment valve\" (US-10481621). https://patentable.app/patents/US-10481621","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10481621","json":"https://patentable.app/api/llm-context/US-10481621","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:26:30.877Z"}