Patent ID: 8732928
Filing Date: 2014-05-27
Classification: E05D,E06B,Y10T

Abstract:
1. A method of supporting and rotating an axle of an overhead rolling door assembly during a counterbalance spring repair, said method comprising the steps of: providing a support stand; providing a winch that is anchored to said support stand, said winch having a wound tether, wherein said tether has a free end; positioning said support stand under said axle, wherein said axle rests upon said support stand; installing at least one counterbalance spring on said axle; providing a pulley wheel; attaching said pulley wheel to said axle; extending said tether from said winch to said pulley wheel and winding said tether around said pulley wheel multiple times; and operating said winch to retract said tether and cause said tether to rotate said pulley wheel said multiple times as said tether unwinds from said pulley wheel, wherein said pulley wheel rotates said axle and pretensions said at least one counterbalance spring.