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US 12,589,460 B2Granted
Pipe threading mechanisms and systems
AssigneeRidge Tool Company
InventorsScott Kruepke, Seth B. Bullock, Glen R. Chartier, Harald Krondorfer
Life of this patent
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Abstract
Power drive tools are described. The tools include one or more threading pawls, one or more release pawls, and a drive ring selectively positionable relative to the tool and engaged with the pawls to selectively extend or retract the pawls. Also described are tools that include one or more lights to illuminate a workpiece. Also described are tools having distally located shoulder regions at which force may readily be applied. In addition, gear train assemblies for use in the power drive tools are described.
Claims16
A power drive tool comprising:
- a tool body enclosing a motor;
- a tool head portion extending from the tool body;
- at least one light directed to emit light toward the tool head portion, wherein the at least one light is directed radially inwardly to emit light inwardly from the tool body, and wherein the at least one light is positioned to illuminate a workpiece from a position on the tool head portion that is on the same side of the tool head portion as a user viewing position during operation of the power drive tool;
- and
- a die head including radial openings;
- wherein the tool head portion accepts the die head in an axially accessible tool opening defined by the tool head portion.
3 more elements
A power drive tool comprising:
- a tool body enclosing a motor;
- a tool head portion extending from the tool body, the tool head portion defining an axially accessible tool opening, the tool head portion including a cylindrical wall concentrically and rotatably supported in the tool opening;
- at least one light directed to emit light toward the tool opening defined in the tool head portion, wherein the at least one light comprises at least three lights arranged in an arcuate manner around the tool opening;
- and
- a die head including radial openings, wherein the tool head portion accepts the die head in the axially accessible tool opening.
2 more elements
Dependencies are inferred from the claim text.