Patent ID: 9193013
Filing Date: 2015-11-24
Classification: B23P,E21B,Y10T

Abstract:
1. A system for manufacturing fiberglass reinforced plastic sucker rods, comprising: (a) a station for receiving a plurality of fiberglass reinforced plastic sucker rod sections from an off-site location to an assembly facility at or near a point of use; (b) a station for receiving a plurality of metallic end fittings from another off-site location to the assembly facility; and (c) an assembly station for assembling at the assembly facility at least a portion of the plurality of sucker rod sections with at least some of the metallic end fittings to form a completed sucker rod, wherein the assembly station comprises one or more inspection sub-stations for inspecting the sucker rod sections, end fittings, and completed sucker rods, and wherein one of the inspection sub-stations comprises a modified pull testing apparatus comprising a nubbin having female threading that threadedly mates with a male threaded end area of the metallic end fittings, the nubbin including a neck area that interacts with a collar and a machine mount, the machine mount securing the nubbin, collar, and metallic end fitting on the modified pull testing apparatus, and comprising a plotter able to plot load and peak load vs. time for the completed sucker rods, and elongation and maximum elongation vs. time for the fiberglass reinforced plastic sucker rod sections.