Patent ID: 9550649
Date: 2017-01-24
CPC Classifications: B08B,B65H,F16L,Y10T

Claim:
1. An apparatus for feeding and retracting coil clad portions of one or more high pressure hose assemblies, the apparatus comprising: a primary bull gear fastened to a driven drive axle a secondary bull gear rotatably fastened to a follower axle extending parallel to the drive axle such that the secondary bull gear meshes with the primary bull gear; and one or more bull gear/sprocket modules fastened to each of the driven drive axle and the follower axle; each of the bull gear/sprocket modules having a bull gear with bull gear teeth extending to a first outer diameter and a sprocket gear having sprocket gear teeth extending a distance less than the first outer diameter, wherein the bull gear teeth of each one of the modules on the drive axle mesh with corresponding bull gear teeth of a corresponding one of the modules on the follower axle, and wherein the sprocket gear teeth of corresponding bull gear/sprocket modules are spaced apart so as to engage opposite portions of a helical coil of the coil clad portion of the high pressure hose therebetween wherein each tooth on each sprocket gear has a central recessed portion to accommodate passage of the high pressure hose and outer portions extending radially beyond the central recessed portion for engaging the coil of the coil clad portion of the high pressure hose.