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US 2010/0132523 A1Published application
Replaceable brake mechanism for power equipment
AssigneeSd3, LLC
InventorsStephen F. Gass, David S. D'Ascenzo, Andrew L. Johnston, Joel F. Jensen, Sung H. Kim, Anwyl M. McDonald
Life of this patent
Estimating the term…
Abstract
Woodworking machines are disclosed having cutting tools adapted to cut workpieces. The machines include a safety system adapted to detect one or more dangerous conditions between a person and the cutting tool, and to stop movement of the cutting tool upon detection of the dangerous condition. At least part of the safety system is housed in a removable cartridge substantially sealed against entry of sawdust.
Claims8
A woodworking machine comprising:
- a cutting tool adapted to cut a workpiece;
- a motor adapted to drive the cutting tool;
- a detection system adapted to detect a dangerous condition between a person and the cutting tool;
- and
- a brake system adapted to stop the cutting tool upon detection of the dangerous condition, where at least part of the brake system is housed in a cartridge and the cartridge is sealed against entry of sawdust.
2 more elements
A woodworking machine comprising:
- a cutting tool adapted to cut a workpiece;
- a motor adapted to drive the cutting tool;
- a detection system adapted to detect a dangerous condition between a person and the cutting tool;
- and
- a brake system adapted to decelerate the cutting tool upon detection of the dangerous condition, where at least part of the brake system is housed in a cartridge and the cartridge is substantially sealed against entry of sawdust.
2 more elements
A woodworking machine comprising:
- a cutting tool adapted to cut a workpiece;
- a motor adapted to drive the cutting tool;
- a detection system adapted to detect a dangerous condition between a person and the cutting tool;
- a brake system adapted to decelerate the cutting tool upon detection of the dangerous condition, where at least part of the brake system is housed in a cartridge;
- and
- means for substantially sealing the cartridge against entry of sawdust.
3 more elements
Dependencies are inferred from the claim text.