Dual blade guard for pipe cut-off tools
AssigneeRidge Tool Company
InventorsRobert Skrjanc, Seth B. Bullock, Glen R. Chartier, Katherine Hall, Scott Kruepke
Life of this patent
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Abstract
Power tools such as cutting saws with rotary powered blades are described. Also described are various accessories for tools used with cylindrical workpieces such as pipes are described. The accessories include a clamp and saw joint assembly, various quick connection assemblies between a saw and a clamping system, a plunge guide assembly, a latch plate assembly, an interlock switch, a blade guard system, and a chip management system or chip deflector. Also described are related methods of use.
Claims19
A blade guard start system for use with a clamping system having a moveable first blade guard and a second blade guard, the blade guard start system comprising:
- a guard start bracket for attachment to the clamping system;
- a diverter aligned with the first blade guard and the second blade guard such that upon movement of the first and second blade guards toward the bracket and contact between the first and second blade guards and the diverter, the first and second blade guards rotate relative an axis of a rotary saw blade.
A blade guard system for use with a saw having a rotary saw blade, the blade guard system comprising:
- a moveable first blade guard;
- a moveable second blade guard;
- wherein the first blade guard and the second blade guard pivot about an axis of the rotary saw blade.
A saw having a rotary saw blade and a clamping system, wherein the saw comprises:
- a first blade guard positionable about an axis of the rotary saw blade;
- a second blade guard positionable about the axis of the rotary saw blade;
- wherein the clamping system comprises:
- a diverter aligned with the first blade guard and the second blade guard such that upon movement of the first and second blade guards toward the diverter and contact between the first and second blade guards and the diverter, the first and second blade guards rotate relative the axis of the rotary saw blade.
Dependencies are inferred from the claim text.