Motor rotor and manufacturing method thereof

Details Motor rotor and manufacturing method thereof Motor rotor and manufacturing method thereof

2006-09-26

2006-09-26

Nguyen, Tran (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S156280, C310S156290, C310S156310, C417S423100, C417S354000

Reexamination Certificate

active

07112906

ABSTRACT:
A motor rotor. The motor rotor adapted to be used in a fan includes a hub, a metal plate and a magnet. The metal plate has a first end and a second end. The metal plate is disposed in the hub. The magnet is disposed in the metal plate. A method for manufacturing a motor rotor mentioned includes providing a metal plate having a first end and a second end; connecting the first and second ends to shape the metal plate as a ring; placing the metal plate in a hub; and placing a magnet in the metal plate.

REFERENCES:
patent: 4625392 (1986-12-01), Stokes
patent: 5500994 (1996-03-01), Itaya
patent: 5998902 (1999-12-01), Sleder et al.
patent: 6196802 (2001-03-01), Matsumoto
patent: 6616422 (2003-09-01), Hsieh
patent: 6674204 (2004-01-01), Horng et al.
patent: 2001/0048259 (2001-12-01), Ueda
patent: 2004/0075356 (2004-04-01), Horng et al.

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