Patent · US Expired

Cutting tool having positioning means

US4807501A · kind A · utility

7Cited by
8References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 1987
Grant dateFeb 28, 1989
Priority date
Expiry dateMar 30, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T82/2564
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A tailstock body of a numerically controlled lathe is positioned by a hydraulic rotary motor at a desired position to have a quill center of the tailstock body engage one end of a part or workpiece. The positioning of the tailstock body is by a programmable controller of a numerical control receiving signals for an encoder attached to the hydraulic rotary motor.

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