Patent ID: 7389955
Filing Date: 2008-06-24
Classification: B65H,H02G

Abstract:
1. A winding reel device with an additional winding unit, the winding reel device comprising: a closed contour winding box having a partition positioned within said closed contour winding box defining a first closed cavity and a second closed cavity in axial alignment each to the other, said first and second closed cavities defining a respective first cavity wall and a second cavity wall, each of said first and second cavity walls having a pair of respective slits formed therethrough; a first reel plate and a second reel plate rotatably disposed respectively inside the two closed cavities, wherein the first reel and the second reel plates are connected as a whole through a central shaft joining said first reel and second reel plates; a pair of first spirally formed connectors mounted in a spirally alternating manner each with respect to the other and lapped about said first reel plate in said first closed cavity for extension through said pair of slits formed through said first cavity wall; a pair of second spirally formed connectors mounted in a spirally alternating manner each with respect to the other and lapped about said second reel plate in said second closed cavity for extension through said pair of slits formed through said second cavity wall; and, a single vortex spring connected between the first reel plate and the second reel plate for rotatably displacing said first and second reel plates as a whole.