Method of manufacturing asymmetric gear, asymmetric gear,...

Abrading – Abrading process – Gear or worm abrading

Reexamination Certificate

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C451S048000

Reexamination Certificate

active

06991522

ABSTRACT:
An object of the present invention is to provide a practical gear and gear train which can be used in an actual gear drive system. Another object of the present invention is to provide a non-circular and asymmetrical gear which is practically used in view of durability, a gear train using that gear, and a barrel finishing machine using that gear. Non-circular and asymmetrical gear10has a plurality of tooth profiles20, each of which comprises a substantially semicircular top curve line16and a substantially semicircular bottom curved line18. A center point22of the top curved line16is on a pitch line24, and a center point26of the bottom curved line18lies inside the pitch line24.

REFERENCES:
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PCT/JP01/10455, Nov. 5, 2003, PCT: Notification of Transmittal of Copies of Translation of the International Preliminary Examination Report.

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