{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11975853","patent":{"patent_number":"US-11975853","title":"Systems for cooling an electrical engine for eVTOL aircraft using an end bell assembly connected to a thermal plate","assignee":null,"inventors":[],"filing_date":"2023-04-18T00:00:00.000Z","publication_date":"2024-05-07T00:00:00.000Z","cpc_codes":["H02M","H02M","H02M","H02M"],"num_claims":21,"abstract":"An electric propulsion system for a vertical take-off and landing (VTOL) aircraft having a heat exchanger to cool fluids used in an electrical engine, the electric propulsion system comprising at least one electrical engine mechanically connected directly or indirectly to a fuselage of the VTOL aircraft and electrically connected to an electrical power source. The electrical engine may comprise an electrical motor having a stator and a rotor; a gearbox assembly comprising a sun gear; at least one planetary gear; a ring gear; and a planetary carrier. The electric engine may include an inverter assembly comprising a thermal plate and an inverter assembly housing; an end bell assembly that is connected to the thermal plate of the inverter assembly; and a heat exchanger comprising an array of cooling fins and tubes."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Systems for cooling an electrical engine for eVTOL aircraft using an end bell assembly connected to a thermal plate","description":"An electric propulsion system for a vertical take-off and landing (VTOL) aircraft having a heat exchanger to cool fluids used in an electrical engine, the electric propulsion system comprising at leas","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11975853","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-11975853","citation_suggestion":"Patentable. \"Systems for cooling an electrical engine for eVTOL aircraft using an end bell assembly connected to a thermal plate\" (US-11975853). https://patentable.app/patents/US-11975853","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11975853","json":"https://patentable.app/api/llm-context/US-11975853","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:41:37.374Z"}