ball-bearing slide

He further testified that the term "ball-bearing slide" is usually used to describe the actual mechanism within the slide itself, but not the goods in issue.

There are different types of bearing slides, such as linear ball-bearing slides, roller bearing slides, progressive action slides.

His father, who retired as the chairman of Jonathan Engineered Solutions, a maker of ball-bearing slides in Irvine, Calif., is also a general partner in A. W. Jones.