Patent · US Expired

Ball lapping machine

US5301470A · kind A · utility

4Cited by
4References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 1, 1992
Grant dateApr 12, 1994
Priority date
Expiry dateSep 1, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24B11/06
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

In a ball lapping machine in which balls are machined by lapping between two lapping plates, namely a stationary plate and a turn table, the structure is arranged with a central shaft having a common center line with a sleeve rotative around the center shaft, a housing supporting the sleeve rotatively, a stationary plate on which the aforesaid central shaft is mounted, and the turn table on which the aforesaid sleeve is mounted. With such structure, the aforesaid center line is made inclinable at appropriate angles to the vertical.

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