Tool having rotatable driving head

Details Tool having rotatable driving head Tool having rotatable driving head

2005-03-29

2005-03-29

Thomas, David B. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Machine

C081S177800, C081S177700

Reexamination Certificate

active

06871569

ABSTRACT:
A tool includes a handle having a cavity to slidably receive a latch, and a driving head having a shank rotatably secured to the handle with a shaft. The shank includes a number of depressions formed in an outer peripheral portion and extended into the cavity of the handle. The latch includes a stem having a reduced outer diameter and includes an actuator to selectively engaged into either of the depressions of the shank of the driving head. A spring may bias the actuator to engage into either of the depressions of the shank of the driving head, and to adjustably secure the driving head to the handle at selected angular position.

REFERENCES:
patent: 1080121 (1913-12-01), Oriol
patent: 4463632 (1984-08-01), Parke
patent: 4901608 (1990-02-01), Shieh
patent: 5862723 (1999-01-01), Rowlands
patent: 6000302 (1999-12-01), Chiang
patent: 6216567 (2001-04-01), Hu
patent: 6336383 (2002-01-01), Hung
patent: 20040007102 (2004-01-01), Wilhelm
patent: 20040040423 (2004-03-01), Hung

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