Patent ID: 9586253
Date: 2017-03-07
CPC Classifications: B21C,B21D,H01R

Claim:
1. A process of manufacturing a reducing nipple, comprising: providing a pipe; providing a die having a first segment and a second segment, said die first segment setting a hole diameter of a threaded inner surface of an outlet end portion of the nipple, and said die second segment forming a wrenching area on said pipe comprising the wrenching area of said nipple; forming a first reduced segment of said pipe to yield said outlet end portion of said nipple by engaging said pipe with said die first segment; forming a second reduced segment of said pipe to yield said wrenching portion by engaging said pipe with said die second segment; wherein forming said first reduced section comprises applying an inwardly directed crimping force to compress the first segment of the die inwardly toward the pipe to crimp the pipe inwardly with the first segment of the die; and wherein forming said second reduced section comprises applying an inwardly directed crimping force to compress the second segment of the die inwardly toward the pipe to crimp the pipe inwardly with the second segment of the die.