Patent · US Expired

Spindle device

US4596169A · kind A · utility

3Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1983
Grant dateJun 24, 1986
Priority date
Expiry dateMar 14, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T82/2562
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A spindle device has a housing, a hydrostatic fluid bearing in the housing, a spindle rotatably supported in the hydrostatic fluid bearing, a bracket securely mounted on the housing, a roller bearing on the outer circumference of the bracket concentric with the spindle, a pulley mounted on the roller bearing, and a connector connecting the pulley with the spindle for transmitting rotation of the pulley to the spindle.

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