The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 18, 1997
Filed:
Dec. 06, 1994
Applicant:
Inventors:
Shinobu Kaneko, Toyota, JP;
Minoru Haga, Toyota, JP;
Hisatoshi Yoshida, Toyota, JP;
Katsuhiro Mori, Toyota, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
451450 ; 451488 ; 451 53 ;
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.