Process for producing a shape memory spiral rotary file
US9902025B2 · kind B2 · utility
3Cited by
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29Claims
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Key dates
| Filing date | Jul 11, 2014 |
| Grant date | Feb 27, 2018 |
| Priority date | — |
| Expiry date | Nov 15, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method for manufacturing at least one nonlinear file including the steps of deforming at least a portion of a linear file away from a file axis and heat-treating the deformed file to shape-set the nonlinear file.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.