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US 2002/0162421 A1Published application
Nutrunner safety sleeve
OwnerDonald E. Galatinventor
Life of this patent
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Abstract
A right angle nutrunner accessory having a drive spindle adapted to be coupled to the end of a socket wrench. A tubular sleeve encloses the coupling between the accessory housing and the wrench to protect the user's hand from an injury-producing pinch point.
Claims5
A nutrunner accessory having a safety sleeve, comprising:
- a drive unit housing having a rotary drive spindle journalled in said housing for rotation about an axis;
- said rotary output member having a non-circular cross section;
- a wrench having a complementary first end opening forming a socket for telescopically coupling with the drive spindle for conjoint rotation therewith;
- said wrench having a second end opening remote from the drive unit housing;
- said second end opening having non-circular internal cross section adapted to mate with a nut;
- a tubular sleeve for enclosing the telescopic coupling between the drive spindle and the wrench comprising:
- said sleeve having a first end telescopically connectable with said drive unit housing;
- an anti-friction bearing means mounted in said sleeve for rotatably supporting said wrench;
- said anti-friction bearing means being located in said sleeve, and enclosing the drive spindle;
- whereby the wrench is supported on said spindle and said bearing means.
7 more elements
Dependencies are inferred from the claim text.