Koyo Bearings North America LLC

Jtekt Bearings North America LLC

Trent Carpenter

Yoshitaka Waseda

Justin Brubaker

Daniel J Schertz

Ken Anderson

A ball screw having a threaded stem including a ball groove formed in an outer surface thereof, a ball nut including a central bore formed by an inner surface thereof, the inner surface defining a ball groove, a first recess extending inwardly from an end face of the ball nut and into the ball groove of the inner surface, and a stop pin disposed in the first recess so that a first end of the stop pin extends inwardly into the ball groove of the inner surface of the ball nut, wherein the stop pin is formed by a coiled strip of metal.

Stop pin for a ball screw assembly

A roller retainer cage for a roller thrust bearing, including a first cage half with an annular portion, a first flange extending axially from an inner peripheral edge of the annular portion and a second flange extending axially from an outer peripheral edge of the annular portion, a second cage half including an annular portion, a first flange extending axially from an inner peripheral edge of the annular portion and a second flange extending axially from an outer peripheral edge of the annular portion, wherein the first flange of the first cage half is disposed radially-outwardly of the first flange of the second cage half, the second flange of the first cage half is disposed radially-inwardly of the second flange of the second cage half, and the first cage half is comprised of a through-hardened metal.

Two-piece roller retainer cage for a roller thrust bearing

A cage () for a roller thrust bearing (), including a first cage half () including an annular portion (), a first flange () extending axially from an inner peripheral edge () of the annular portion, and a second flange () extending axially from an outer peripheral edge () of the annular portion, and a second cage half () including an annular portion (), a first flange () extending axially from one of an inner peripheral edge () and an outer peripheral edge () of the annular portion, a second flange () extending both axially and radially from the other of the inner peripheral edge and the outer peripheral edge, the second flange including a first flange portion () and a second flange portion (), wherein the second flange portion of the second flange of the second cage half is disk-shaped and is disposed in a plane that is transverse to a longitudinal center axis of the roller retainer cage.

Growing community of inventors

Anderson, SC, United States of America

Trent Carpenter