Patent · US Expired

Ball screw with spacers

US6561054B1 · kind B1 · utility

6Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 2001
Grant dateMay 13, 2003
Priority date
Expiry dateFeb 15, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/19777
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A spacer interposed between two adjacent balls formed into an elaborately designed cylinder like configuration which is able to minimize noise, vibration and frictional loss due to mutual collision and impact of the balls. The spacer is provided with a let through hole therein for further enhancing lubricating and cooling effect.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.