Patent · US Expired

Ball-type screw/nut systems and a process for producing them

US4569241A · kind A · utility

1Cited by
6References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 16, 1984
Grant dateFeb 11, 1986
Priority date
Expiry dateApr 16, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/18576
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A process of manufacturing at least a nut of a ball-type feed screw and nut system separately from its fastening element and then joining the nut to its fastening element by a connector so as to produce an assembly designed for the specific requirement of each use of the ball-type feed screw and nut system. The invention is used, in particular, in drive devices for machine tools.

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