Patent · US Expired

Method and apparatus for working on a workpiece, using foamed working liquid in area of contact between the workpiece and working tool

US5419732A · kind A · utility

6Cited by
1References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1992
Grant dateMay 30, 1995
Priority date
Expiry dateOct 8, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T409/304032
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus for physically processing a workpiece by contact of a working tool with the workpiece, wherein a mass of bubbles of a working liquid is applied to an area of contact between said working tool and said workpiece. The apparatus includes a foaming device for foaming the working liquid to produce the mass of bubbles, a conduit for delivering the mass of bubbles from the foaming device, and a nozzle disposed at one end of the conduit remote from the foaming device, for applying the mass of bubbles to at least one of the tool and workpiece. The nozzle may incorporates a foaming device.

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