{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-RE050855-B2","patent":{"patent_number":"US-RE050855-B2","title":"Hermetic compressor with cylinder having elliptical inner circumferential surface, roller, and at least one vane","assignee":"LG ELECTRONICS INC.","inventors":["Unknown"],"filing_date":null,"publication_date":"2026-04-07T00:00:00.000Z","cpc_codes":[],"num_claims":null,"abstract":"A hermetic compressor may include a cylinder having anellipticalinner circumferential surface; a roller eccentric from the inner circumferential surface; and at least one vane withdrawn towards the inner circumferential surface when the roller is rotated to divide a compressionchamberspace into compression chambers.On the basis ofA first center line passes throughacontactreferencepoint where the inner circumferential surfaceof the cylinderand an outer circumferential surfaceof the rollerare closest, a first center line passesandthrough alateralcenter ofan inner space ofthe cylinder, an. A first pair ofellipsesegments arepositioned at a first side of the first center line andformingform portions ofthe inner circumferential surfaceis a first ellipse, a. Acenter point of the firstpair ofellipsesegmentsis a first center point, an. A second pair ofellipsesegments arepositioned at a second side of the first center line andformingform portions ofthe inner circumferential surfaceis a second ellipse, a. Acenter point of the secondpair ofellipsesegmentsis a second center point, and the first center point and the second center point are spaced apart from thelateralcenterof the inner space of the cylinder."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Hermetic compressor with cylinder having elliptical inner circumferential surface, roller, and at least one vane","description":"A hermetic compressor may include a cylinder having anellipticalinner circumferential surface; a roller eccentric from the inner circumferential surface; and at least one vane withdrawn towards the in","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-RE050855-B2","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-RE050855-B2","citation_suggestion":"Patentable. \"Hermetic compressor with cylinder having elliptical inner circumferential surface, roller, and at least one vane\" (US-RE050855-B2). https://patentable.app/patents/US-RE050855-B2","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-RE050855-B2","json":"https://patentable.app/api/llm-context/US-RE050855-B2","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:43:02.052Z"}