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US 4,209,274 AGranted
Portable power drive
AssigneeEmerson Electric Co.
InventorsRichard J. Martin, Richard J. Mittendorf
Life of this patent
Estimating the term…
Abstract
A lightweight power drive for threading pipe and the like includes an integral folding tripod stand. A motor casing is built into one leg of the stand, and the casing includes integral sockets in which the other two legs are hinged.
Claims11
A portable power drive including a motor;
- a rotatable member;
- gearing for connecting the motor to the rotatable member;
- and three leg members forming a tripod support for the power drive, characterized in that said motor forms a structural part of one said leg member.
A portable power drive including a motor having an output shaft rotatable about an axis of rotation;
- a rotatable member rotatable about an axis of rotation generally perpendicular to said axis of said output shaft;
- gearing for connecting said motor to said rotatable member;
- an elongate motor housing surrounding said motor, said motor housing having a long axis generally coaxial with said axis of rotation of said motor and having upper and lower axial ends;
- a casing surrounding said rotatable member, said axially upper end of said elongate motor housing being attached to said casing;
- and three legs forming a tripod support for said power drive, one of said legs being attached to said axially lower end of said elongate motor housing, and said other two legs being pivotably mounted to said casing.
2 more elements
Dependencies are inferred from the claim text.