Reciprocating vibrator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8106546
APP PUB NO 20100066182A1
SERIAL NO

12559049

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A reciprocating vibrator able to prevent detachment of a spindle even without an outer cover, that is, a vibration linear actuator provided with a ring-shaped weight 20 having a permanent magnet 30, 31 at its inner circumference side, a first plate spring 40 fastened to a first end face 20a of this weight 20 at outer circumference side tail parts 41a, 42a, a second plate spring 50 fastened to a second end face 20b of the weight 20 at outer circumference side tail parts 51a, 52a, and a stator supporting the first and second plate springs 40, 50 and having an excitation coil 60 generating a reciprocating vibrating magnetic field with respect to the weight 20 at an inner circumference side of the permanent magnet 30, 31, wherein the stator further has a metal end plate 70 fastening the second plate spring 50 by the ring-shaped plate part 53.

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Patent Owner(s)

Patent OwnerAddress
SANYO SEIMITSU CO LTD1771 NAKAMARUKO UEDA-SHI NAGANO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Furuichi, Keisuke Ueda, JP 20 50
Katou, Hiroki Ueda, JP 11 103
Yamazaki, Masami Ueda, JP 20 312

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