Electric motor

Details Electric motor Electric motor

2007-03-02

2008-11-04

Lam, Thanh (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S216006, C310S044000

Reexamination Certificate

active

07446449

ABSTRACT:
An electric motor comprising a rotor and a stator is disclosed. The rotor is supported on a substantially spherical bearing and is of a substantially spherical design facing the stator, which has a high degree of efficiency. The stator may have a magnetic return-path body which is made of a compressed powder material. The return-path body may be of a substantially spherical design, at least in segments facing the rotor.

REFERENCES:
patent: 3732445 (1973-05-01), Laing
patent: 3741690 (1973-06-01), Laing
patent: 4051401 (1977-09-01), Hayward
patent: 4297604 (1981-10-01), Tawse
patent: 4352646 (1982-10-01), Laing et al.
patent: 4471253 (1984-09-01), Laing
patent: 4580335 (1986-04-01), Laing et al.
patent: 4614887 (1986-09-01), Ahner et al.
patent: 4661737 (1987-04-01), Barri
patent: 5592731 (1997-01-01), Huang et al.
patent: 6651309 (2003-11-01), Gay et al.
patent: 6897596 (2005-05-01), Laing
patent: 2002/0117907 (2002-08-01), Gay et al.
patent: 2002/0149282 (2002-10-01), Heidrich
patent: 2004/0124717 (2004-07-01), Corcoran et al.
patent: 2004/0174087 (2004-09-01), Heidrich
patent: 1 538 717 (1970-06-01), None
patent: 15 38701 (1972-09-01), None
patent: 33 02 349 (1984-07-01), None
patent: 34 36 511 (1986-04-01), None
patent: 34 36 511 (1998-04-01), None
patent: 0 064 846 (1982-11-01), None
patent: 1 207 621 (1967-09-01), None
patent: 07 184333 (1995-07-01), None
patent: WO 01/86779 (2001-11-01), None
European Search Report dated Sep. 27, 2004 for European Patent Application No. 03021154.4-1528.

Affiliated with

Also associated with

Rating

Electric motor does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Electric motor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electric motor will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4022116