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:
May. 13, 1986

Filed:

Aug. 08, 1984
Applicant:
Inventors:

Satoshi Miyatake, Kawagoe, JP;

Mitsuo Abe, Kiyose, JP;

Masao Kume, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
51 9 / ; 5116571 ; 318685 ; 409 12 ;
Abstract

A synchronous operation control apparatus for rotating a grinding wheel and a gear to be ground thereby in synchronism to grind teeth of the gear to a nicety. A pulse generator is connected to a rotational drive source for rotating the grinding wheel, and a counter is connected to an output terminal of the pulse generator. A division error is calculated from the number of teeth of the grinding wheel and the number of teeth of the gear which have been supplied in advance, to produce data for correcting the division error. A rotational drive source for rotating the gear is energized by frequency-divided pulses issued from the counter with a count as corrected by the data.


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