Patent ID: 7375298

Claim:
An indexing mechanism for providing positive first and second positions to control an ON/OFF switch, the indexing mechanism comprising: a shaft having longitudinally extending projections coupled in fixed relationship to a handle; an index element coupled to the shaft; and a yoke coupled to receive the shaft, the yoke having a pin positioned to engage the index element to positively position the shaft to the first or the second position, wherein the index element has a first and second pawl and the yoke is coupled to receive the shaft, a first pin of the yoke is positioned to engage the first pawl to positively position the shaft to the first position, and a second pin is positioned to engage the second pawl to positively position the shaft to the second position wherein the index element includes a first pair of stop tabs to define rotational limits between which the first pin can move, and a second pair of stop tabs to define rotational limits between which the second pin can move.