Gerald BROWN, and Charlotte Brown, Plaintiffs-Appellants, v. PARKER-HANNIFIN CORP., Defendant-Appellee

WISDOM, Circuit Judge:

Gerald Brown brought this action against Parker-Hannifin Corporation (“Parker-Hannifin”) to recover for injuries sustained while he was pressure testing a piece of oil field equipment. Brown alleged that either a defect in a quick release coupling manufactured by Parker-Hannifin, or the failure of Parker-Hannifin to label the coupling with its pressure rating, caused his injuries. The district court, at the close of plaintiffs case, granted a directed verdict in favor of Parker-Hannifin holding that Brown had failed to introduce evidence sufficient to enable a reasonable…