rod coupling

rod coupling

[′räd ‚kəp·liŋ]
(design engineering)
A double-pin-thread coupling used to connect two drill rods together.
References in periodicals archive ?
Tenders are invited for frangible rod coupling, diagram # 26 for 5 1/4" metropolitan m-94 fire hydrant.
Pump rod coupling used from the drive near the top of windmills to the pump on the platform.
After the casing was pulled under the canal, a giant plunger was made up by cutting a 20-inch diameter circle out of a 3/8inch steel plate and welding a push rod coupling to the center of it.
Last September, Materion introduced its patent-pending ToughMet 3 Sucker Rod Couplings which significantly extend coupling and production tubing life.
To learn more about ToughMet 3 TS 130, ToughMet 3 large diameter bars, ToughMet Sucker Rod Couplings or Materion's comprehensive portfolio of oil and gas products and services, visit www.
This was a repeat order, from one of the world's leading providers of products, services and integrated solutions for oil and gas exploration who had a requirement for a large blast cabinet capable of handling long and heavy drill rod couplings whilst blast deburring the threaded area at the end of the rods.
The probable cause was that the outer several feet of the drill hole was subjected to excessive wear from the repeated passing of the drill rod couplings.
Aircraft tractor and a new universal tractor vehicle with interchangeable rod couplings.