Pseudo elliptically-shaped tool
US6833961B2 · kind B2 · utility
2Cited by
47References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2003 |
| Grant date | Dec 21, 2004 |
| Priority date | — |
| Expiry date | Jul 3, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S359/90
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A tool for creating a mandrel comprises a circular-shaped portion that approximates a circular portion of a desired elliptical shape, and a plurality of facets disposed adjacent to the circular-shaped portion. Each facet approximates a portion of the elliptical shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.