Circular saw blade for cutting fiber cement materials
US6691596B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2000 |
| Grant date | Feb 17, 2004 |
| Priority date | — |
| Expiry date | Sep 27, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/9319
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A rotary saw blade for cutting fiber cement board materials. In one embodiment, a rotary saw blade is provided having a main body plate and a central opening with respect to an axis of rotation. A plurality of cutting teeth are disposed about the periphery of the plate. Arcuate tooth support portions extend rearwardly from the cutting teeth and have a center of curvature offset from the axis of rotation. Peaked shoulders having a forwardly sloping portion, a peak and a rearwardly sloping portion extend from the tooth support portions. The peaked shoulders partially define hook-shaped gullets between the shoulders and the cutting teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.