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.

Date of Patent:
Feb. 28, 1989

Filed:

Mar. 14, 1988
Applicant:
Inventors:

Hisamine Kobayashi, Nagoya, JP;

Katsuhiro Izuhara, Nagoya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B / ; B24B / ;
U.S. Cl.
CPC ...
51313 ; 511642 ;
Abstract

A method consists of causing a barrel container to revolve with less than the numbers of axial and orbital revolutions n and N defined as n=42.2/.sqroot.d x.sup.4 .sqroot.1+x.sup.2, where n is the number of axial revolutions per minute for the barrel container, x is ratio of the centrifugal force produced and the gravity, equal to o<x.ltoreq.1, d is the diameter of the inscribed circle of said barrel container; and N=42.2/.sqroot.D, where N is the number of revolutions per minute and D is the distance, in meter, twice value from the revolving axis and rotating one; and causing a resultant force substantially equal to 1G<Y.ltoreq..sqroot.2G where Y is defined as the resultant force to be produced by the centrifugal force combined with the gravity action and given to the mass within the barrel container. The method provides a heavy resultant force that is composed of the produced centrifugal force component and gravity action component, under which the workpieces can be finished with the higher efficiency. Various types of workpiece finishing are available on a single machine implemented on the method, by making use of a programmable sequence controller.


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