Patent ID: 9290358
Filing Date: 2016-03-22
CPC Classification: B65H,H02G

Claim Text:
1. A retractable cable system for coiling and uncoiling a cable, the system comprising: a) an axle; b) a first drum adapted and configured to be non-rotatably coupled to the axle, and a second drum adapted and configured to be rotatably coupled to the axle; c) a shaft-pulley assembly including a shaft having a first end and a second end, and a pulley having an outer circumference, wherein the first end of the shaft is adapted and configured to be rotatably coupled to the axle, and the second end of the shaft is adapted and configured to be coupled to the pulley; and d) a spring adapted and configured to couple to the shaft and the first drum to provide torque to the shaft as the shaft rotates with respect to the axle, wherein a cable is configured to wrap around the first and second drums and the outer circumference of the pulley, and wherein the second drum rotates around the axle and the shaft-pulley assembly rotates around the axle as the cable is being coiled and uncoiled.