Patent ID: 7779931

Claim:
An apparatus to accomplish rotational work on a securing element, the apparatus comprising: a. a main body and an articulating arm, said main body comprising a power source, a drive motor powered by said power source, said drive motor interoperating with a drive shaft, all arranged along a longitudinally aligned axis; b. said articulating arm comprising a first housing section rotatable with respect to said main body about said longitudinally aligned axis defining a first degree of rotational freedom, said drive shaft transmitting rotational work to said first housing section; c. said articulating arm further comprising a second housing section rotatable with respect to said first housing section about a first transversely aligned axis defining a second degree of rotational freedom, said first housing section transmitting rotational work to said second housing section; d. said articulating arm further comprising a third housing section rotatable with respect to said second housing section about a second transversely aligned axis defining a third degree of rotational freedom, said second housing section transmitting rotational work to said third housing section, said rotational work transmitted from said second housing section to said third section and interoperating with a spindle section to accomplish rotational work on said securing element.