Patent · US Expired

Device of plane-parallel treatment of surfaces

US4060939A · kind A · utility

4Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 1976
Grant dateDec 6, 1977
Priority date
Expiry dateJun 8, 1996

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24B35/00
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A device of simultaneous surface-treatment of two parallel plain surfaces of a worked article consisting of two immobile polishing blocks one serving likewise as support for the piece to be treated which is exposed to a combination of longitudinal and transverse movements of translation being independently adjustable with regard to the velocity and the course of the movement.

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