{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9683831","patent":{"patent_number":"US-9683831","title":"Ring laser measurement apparatus and method","assignee":null,"inventors":[],"filing_date":"2015-03-23T00:00:00.000Z","publication_date":"2017-06-20T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S","G01S","G01S","G01S"],"num_claims":20,"abstract":"A measurement apparatus including a housing having a first arm and a second arm spaced apart from the first arm to define a measurement zone therebetween, and a laser radar unit, wherein the laser radar unit emits a laser beam that is split into a first beam and a second beam, the first beam travels through the first arm, across the measurement zone and into the second arm, while the second beam travels through the second arm, across the measurement zone and into the first arm, thereby forming a closed optical path, and wherein the closed optical path includes a midpoint that is offset from the measurement zone such that the first beam travels a first optical path and the second beam travels a second, longer optical path when the closed optical path is broken by a part positioned in the measurement zone."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Ring laser measurement apparatus and method","description":"A measurement apparatus including a housing having a first arm and a second arm spaced apart from the first arm to define a measurement zone therebetween, and a laser radar unit, wherein the laser rad","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9683831","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-9683831","citation_suggestion":"Patentable. \"Ring laser measurement apparatus and method\" (US-9683831). https://patentable.app/patents/US-9683831","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9683831","json":"https://patentable.app/api/llm-context/US-9683831","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:18:24.385Z"}