Patent ID: 6830378
Filing Date: 2004-12-14
Classification: F16C

Abstract:
A rolling element string comprising a number of rolling elements for rolling between a slider and a rollway of a linear guide device under loaded conditions and circulating along an endless raceway of the slider, and a string belt by which these rolling elements aligned in a row at prescribed intervals and each rolling elements rollably retained, the string belt comprising:a belt member formed in the flat band shape and having retaining holes with a central portion in width direction of it for retaining these rolling elements; spacer portions projecting from both surfaces of the belt member between the respective adjacent retaining holes for trapping the rolling element within the retaining holes of the belt member; a pair of reinforcing material portions included the belt member integrated in both edge portions along its length; wherein a thickness of the central portion of the belt member is thinner than the both edge portions of the belt member.