What is the name of the toy that the battery on the base generates a magnetic field, keeps swinging back and forth, and occasionally somersaults?

Swing toy

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Application number/patent number: 200610166714.

A rocking toy is formed by acting a magnetic force between an electromagnetic coil and a permanent magnet to make a rocking member rock around a predetermined axis. On the swinging part, permanent magnets are arranged, and a vibrator that swings freely around the shaft is fixed. The electromagnetic coil is located at a position that does not hinder the reciprocating motion of the vibrator, and when the vibrator is in a drooping position, the electromagnetic coil is arranged at a position that deviates from the swinging direction of the vibrator relative to the permanent magnet.

Date of application: June 25, 2003.

Open day: May 23, 2007

Date of authorization announcement:

Applicant/patentee: How wonderful is the joint-stock company?

Applicant's address: Tokyo, Japan

Inventor: Jin Yixin; Kazuo Watergate Incident

Patent Agency: China Patent Agency (HK) Co., Ltd.

Agent: Yang Songling.

Patent type: invention patent

Classification number: A63h13/18; a63h 13/00; a63h 3/36; a63h 29/22; a63h 33/26·26

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Besides, I said it myself.

I wonder if you have seen Doraemon, the robot cat?

That was my favorite when I was a child.

Doraemon animation and theatrical version

It was also recorded and filmed by Tokyo Co., Ltd.