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Antifriction Decive for Sucker-rods and Couplings
Patent for an improved method of connecting sucker-rods, couplings, or ropes so as to minimize wear and extend the life of the materials, with illustrations.
Date:
November 4, 1902
Creator:
Black, William L.
System:
The Portal to Texas History
Antifriction Device for Sucker-Rods.
Patent for a rod sleeve to protect the rod joints from damage or bending. The design also includes rollers to keep the rods centered in the casing to eliminate rubbing.
Date:
August 4, 1903
Creator:
Black, William L.
System:
The Portal to Texas History
Antifriction-Device-For-Sucker-Rods.
Patent for an antifriction device designed to protect the rod (sucker rod), rope, or coupler from wear. A sucker rod joins the components of a piston pump in an oil well.
Date:
November 4, 1902
Creator:
Black, William Leslie
System:
The Portal to Texas History
Antifriction device for sucker rods.
Patent for "an improved antifriction device for use in connection with inclosed traveling rods and the like to reduce the wear occasioned by the rubbing of the rod in its casing, and at the same time to so far reduce the area of said antifriction device which projects from the rod as to interpose the least possible obstruction to the free passage of material in the casing."
Date:
November 4, 1902
Creator:
Black, William Leslie
System:
The Portal to Texas History