Saw blade
US7806033B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2001 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Jan 21, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/9358
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A sabre saw blade, in particular for metal applications, with a serration that has at least one first tooth spacing and one second tooth spacing, characterized in that in at least a partial region with three first and three second tooth spacings which are always disposed in a directly alternating sequence, the serration has at least two tooth shapes, and at least one tooth is embodied as a roof-shaped tooth having a first tooth back portion with a first clearance angle and a second tooth back portion with a second clearance angle with said tooth back portions being arranged at an obtuse angle and one behind the other in a cutting movement direction, and at least one tooth is embodied as a standard tooth with a straight tooth back, arranged alternatingly, wherein the first tooth spacing is between 10% and 30% shorter and the second tooth spacing is between 10% and 30% wider than 1.81 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.