Patent ID: 7192293

Claim:
An apparatus comprising: a housing presenting an interior peripheral wall surrounding an axis and having a plurality of housing teeth surrounding said axis and spaced from said interior peripheral wall; a spool disposed in said housing for rotation and presenting a plurality of spool teeth surrounding said axis and spaced from said housing teeth along said axis; a wire disposed in said housing and at least partially abutting said interior peripheral wall having a first end fixedly engaged with said housing and a second end fixedly engaged with said spool; and at least one guide member disposed in said housing and movable along an arcuate path extending around said spool in a direction opposite of a direction of rotation of said spool to guide movement of said wire between said spool and said housing with said at least one guide member presenting a first end disposed in meshing engagement with said housing teeth and a second end disposed in meshing engagement with said spool teeth for rotating about said housing and said spool.