Patent ID: 7543991
Filing Date: 2009-06-09
Classification: F16C

Abstract:
1. A recirculating linear ball bearing, comprising: a central metal body; and two facing shells of synthetic material, said two facing shells enclosing said central body, said two facing shells and said central body forming an endless race for recirculating a number of bearing balls, one of said facing shells being fixed to another of said facing shells by two screws, one screw being placed parallel to another screw, said two screws facing in the same direction, wherein said central body has edges extending in a longitudinal direction thereof, said central body having beveling along said longitudinal edges, said central body having a V or trapezoidal groove on one longitudinal side thereof, said central body having a through bore located adjacent to another longitudinal side, said another longitudinal side being located opposite said one longitudinal side, wherein each shell has two end portions connected by parallel cross pieces, each of said end portions having an arch shaped connection recess on an internal face thereof, said arch shaped connection recess connecting the groove and the through bore of said central body when one of said shells is fixed to another of said shells such that an endless race is formed.