{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9829783","patent":{"patent_number":"US-9829783","title":"Spring assemblies with variable flexibility for use with push-cables and pipe inspection systems","assignee":null,"inventors":[],"filing_date":"2016-10-17T00:00:00.000Z","publication_date":"2017-11-28T00:00:00.000Z","cpc_codes":["G01N","G01N","H04N","H04N","H04N"],"num_claims":20,"abstract":"Push-cables and associated apparatus and systems are disclosed. In one embodiment, a push-cable assembly for use with a pipe inspection system may include a push-cable element having a proximal end and a distal end, with a spring assembly having varying flexibility coupled to or near the distal end. The spring assembly may include an outer coiled spring having a proximal and a distal end, and an inner coiled spring nested at least partially within the outer coiled spring. A camera head and/or other elements such as a cutting or jetting apparatus may be coupled at or near the distal end."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Spring assemblies with variable flexibility for use with push-cables and pipe inspection systems","description":"Push-cables and associated apparatus and systems are disclosed. In one embodiment, a push-cable assembly for use with a pipe inspection system may include a push-cable element having a proximal end an","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9829783","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-9829783","citation_suggestion":"Patentable. \"Spring assemblies with variable flexibility for use with push-cables and pipe inspection systems\" (US-9829783). https://patentable.app/patents/US-9829783","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9829783","json":"https://patentable.app/api/llm-context/US-9829783","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:23:18.332Z"}