Reciprocal vibration generator

Details Reciprocal vibration generator Reciprocal vibration generator

2007-02-26

2009-06-23

Abrams, Neil (Department: 2839)

Electrical generator or motor structure

Dynamoelectric

Rotary

Reexamination Certificate

active

07550885

ABSTRACT:
A reciprocal vibration generator occupying a small area on a board and able to be mounted by solder reflow, the reciprocal vibration generator provided with a cylindrical case body in which a weight is suspended and supporting a flat spring, a permanent magnet attached to the bottom side of the weight, and a bottom lid carrying an air core toroidal core for making the weight vibrate in the up-down direction by magnetic attraction or magnetic repulsion of this permanent magnet and closing a bottom opening of the case body. The bottom lid is an insert molded board comprised of three terminal boards insulated and separated by a molding plastic. Outside surfaces at the recesses of the terminal boards projecting down from the bottom surface of the molding plastic form board connection patterns for solder reflow.

REFERENCES:
patent: 6377145 (2002-04-01), Kumagai
patent: 6486579 (2002-11-01), Furuya et al.
patent: 6628028 (2003-09-01), Yoshida et al.
patent: 7170205 (2007-01-01), Won et al.
patent: 7224090 (2007-05-01), Oh et al.
patent: 2003-305409 (2003-10-01), None

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