Patent ID: 7494083
Filing Date: 2009-02-24
Classification: B65H

Abstract:
1. An improved reel structure comprising: a bottom housing having a base trench disposed in a middle of the bottom housing, a spring trench depressed in a middle of the base trench for accommodating a spring, and a plurality of plugholes positioned between the base trench and the spring trench; a movable shaft assembly including a bottom plate with a plurality of bumps beveled in a same direction and disposed on an edge of the bottom plate, and an axial support with a groove disposed in a middle of the bottom plate; a tubular shaft assembly including a tubular shaft with a groove extended from a middle of a base plate, a plurality of sliding openings positioned on the base plate, and a plurality of plugs disposed at a bottom of the base plate; wherein, the axial support of the movable shaft assembly is inserted into the tubular shaft, the bumps on the bottom plate of the movable shaft assembly correspondingly inserted in the sliding openings on the base plate of the tubular shaft assembly to move back and forth therein;