Patent 8025318 was granted and assigned to Alkon Corporation on September, 2011 by the United States Patent and Trademark Office.
A push to connect fitting which includes a body portion and a tubular collet at least partially disposed within the body portion, wherein a section of tubing is receivable within the collet. A thread is formed on an inner periphery of the collet, wherein each turn of the thread provides two points of engagement along the longitudinal dimension of the section of tubing.