Electromagnetic retarder system and method

Details Electromagnetic retarder system and method Electromagnetic retarder system and method

2007-10-02

2007-10-02

Lam, Thanh (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S076000, C310S093000

Reexamination Certificate

active

10994638

ABSTRACT:
An electromagnetic retarder system is disclosed. In one embodiment, the retarder system comprises: a shaft; a coil statically disposed on the shaft and having a hollow cylindrical shape; a yoke statically disposed on the shaft, the yoke having a first cylindrical surface and a second cylindrical surface, the second cylindrical surface disposed coaxial with said coil; at least one claw pole rotor mounted on the shaft, the at least one claw pole rotor formed of magnetic half wheels that taper into claws; and an induction drum disposed coaxial with the shaft and mounted so as to encompass the coil, the yoke and the at least one rotor.

REFERENCES:
patent: 3553507 (1971-01-01), Bessiere
patent: 6543588 (2003-04-01), Raad
patent: 6700265 (2004-03-01), Bouissou
patent: 6700354 (2004-03-01), Okuno et al.
patent: 2004/0262105 (2004-12-01), Li et al.

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