Glideway crowning plate and method thereof for creating a crown on a cutting edge of a cutting blade with a sharpening jig
US10759017B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 23, 2018 |
| Grant date | Sep 1, 2020 |
| Priority date | — |
| Expiry date | Jan 25, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24D15/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A glideway crowning plate for creating a crown on a cutting edge of a cutting blade with a sharpening jig including a glideway crowning plate having a concaved curved surface of a predetermined radius placed proximate spaced glides of a sharpening jig. The sharpening jig utilizes a flat sharpening plate or a flat sharpening stone and the sharpening jig is side-stroked on the flat sharpening plate or the flat sharpening stone and the glideway crowning plate imposes a curved path of the predetermined radius on the sharpening jig, the cutting blade, and the flat sharpening plate or the flat sharpening stone to create a crown in the cutting edge of a cutting blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.