Brake cartridges for power equipment
AssigneeSd3, LLC
InventorsStephen F. Gass, J. David Fulmer, David A. Fanning
Life of this patent
Estimating the term…
Abstract
Safety systems for power equipment and components and brake cartridges for use in those safety systems are disclosed. The safety systems, components and brake cartridges are specifically applicable for woodworking equipment such as saws. An exemplary brake cartridge includes a housing and a braking component configured to engage a moving part of the power tool upon occurrence of a predetermined event. The brake cartridge may further include a switch configured so that proper installation of the cartridge in the power tool triggers the switch.
Claims10
A brake cartridge for use in safety systems for power tools, the cartridge comprising:
- a housing;
- a brake pawl associated with the housing and adapted to pivot relative to the housing;
- a spring at least partially enclosed in the housing and adapted to pivot the brake pawl relative to the housing when the spring expands;
- a fuse wire adapted to hold the spring in compression;
- circuitry enclosed in the housing and adapted to fuse the fuse wire to release the spring;
- a plug associated with the housing and adapted to engage a corresponding plug in the power tool;
- and
- means for determining whether the cartridge is properly installed in a power tool.
A brake cartridge for use in safety systems for power tools, where the brake cartridge includes a housing and a braking component configured to engage a moving part of the power tool upon occurrence of a predetermined event, and where the brake cartridge further includes means for determining whether the cartridge is properly installed in a power tool.
A brake cartridge for use in safety systems for power tools, where the brake cartridge includes a housing and a braking component configured to engage a moving part of the power tool upon occurrence of a predetermined event, and where the brake cartridge further includes a switch configured so that proper installation of the cartridge in a power tool triggers the switch.
Dependencies are inferred from the claim text.