Patent · US Expired

Lapping machine with vacuum workholder

US4009539A · kind A · utility

17Cited by
6References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 16, 1975
Grant dateMar 1, 1977
Priority date
Expiry dateJun 16, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24B37/32
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A lapping machine comprising a removable workholder adapted to be mounted through a vacuum system upon a supporting arm rotatable about a horizontal axis, with the vacuum system functioning to retain a workpiece upon the workholder as the same is rotated with the arm relative to a rotatable lap of the machine.

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