Vibration motor including back yoke with protrusion portions

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United States of America Patent

PATENT NO 10610891
SERIAL NO

15693573

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A back yoke of a vibration motor has a rectangular top surface portion, a long side protrusion portion that protrudes downward from a long side portion of the top surface portion, and a short side protrusion portion that protrudes downward from a short side portion of the top surface portion. The short side protrusion portion has a protrusion amount smaller than that of the long side protrusion portion. A portion of a lead wire extending from the short side of a coil is disposed below the short side protrusion portion.

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Patent Owner(s)

Patent OwnerAddress
NIDEC SEIMITSU CORPORATION1771 NAKAMARUKO UEDA-SHI NAGANO-KEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mori, Zendi Ueda, JP 16 24
Murata, Mitsuru Ueda, JP 41 327

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