Table saw with ratchet mechanism
US8291801B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2009 |
| Grant date | Oct 23, 2012 |
| Priority date | — |
| Expiry date | Dec 6, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/8749
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A table saw in one embodiment includes a work-piece support surface, a swing arm assembly movable along a swing path between a first swing arm position whereat a portion of a shaping device supported by the swing arm assembly extends above the work-piece support surface and a second swing arm position whereat the portion of the shaping device does not extend above the work-piece support surface, a first ratchet member operatively connected to the swing arm assembly, and a second ratchet member movable between a first ratchet position whereat rotation of the first ratchet member in a first and a second direction is allowed, and a second ratchet position whereat the second ratchet member is engaged with the first ratchet member such that rotation in only the first direction is allowed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.