Flat type vibration motor

Details Flat type vibration motor Flat type vibration motor

2009-09-04

2011-12-13

Mullins, Burton (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

Reexamination Certificate

active

08076808

ABSTRACT:
Disclosed herein is a flat type vibration motor. The motor includes a bracket having a shaft mounted to the central portion of the bracket, with a lower substrate and a magnet being adhered to the upper surface of the bracket. A casing covers the upper portion of the bracket, and defines an internal space. An upper substrate has on a lower surface thereof a commutator. A coil and a weight are adhered to the upper surface of the upper substrate. A resin member is provided on some portion of the upper substrate and has a bearing holding hole. A bearing is held in the bearing holding hole and rotatably supported by the shaft. A brush is secured at a first end thereof to the lower substrate and contacts at a second end thereof to the commutator to form a contact part.

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