Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2008-07-31
2010-11-23
Leung, Quyen (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S090000, C310S156010, C310S186000, C310S216008, C310S112000, C310S153000
Reexamination Certificate
active
07839034
ABSTRACT:
The present invention provides an electricity generator for a lighting tower having a plurality of discharge lamps, each lamp being of power greater than 750 W, the generator being arranged to be driven by an engine, the generator being a multiphase generator having n phases, where n is an even integer, each phase being independent in a magnetic circuit that is common to all of the phases and being configured to power one lamp, the generator comprising a rotor with permanent magnets, having 3 n poles, and a stator concentric with the rotor and subjected to the radial magnetic flux from the magnets, the stator comprising a stack of laminations of silicon iron having a silicon content greater than 0.5% and of individual thickness greater than 0.35 mm, defining 4 n magnetic circuit teeth, with every other tooth carrying a winding.
REFERENCES:
patent: 4181929 (1980-01-01), Barber et al.
patent: 4390378 (1983-06-01), Rastogi
patent: 4757926 (1988-07-01), Leo
patent: 5808450 (1998-09-01), Chula et al.
patent: 6094011 (2000-07-01), Notsu
patent: 2002/0175644 (2002-11-01), Su
patent: 2003/0173924 (2003-09-01), Blase et al.
patent: 2004/0245879 (2004-12-01), Hirzel et al.
patent: 2006/0131978 (2006-06-01), Hirzel et al.
patent: 2006/0244333 (2006-11-01), Jeung
patent: 2007/0296298 (2007-12-01), Jones et al.
patent: 1 261 102 (2002-11-01), None
patent: 687 591 (1953-02-01), None
patent: 2001 218406 (2001-08-01), None
patent: 2006 304397 (2006-11-01), None
English Abstract of JP2001218406.
English Abstract of JP2006304397.
English Abstract of EP 1 261 102 A2.
French Search Report from FR 07 56955 dated May 15, 2008 (2 pages).
Czajkowski François
Kharrat Hédi
Manfe Philippe
Moreau Luc
Renard Michel
Kim John K
Leung Quyen
Moteurs Leroy-Somer
O'Brien Jones PLLC
LandOfFree
Electricity generator and an installation comprising a... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Electricity generator and an installation comprising a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electricity generator and an installation comprising a... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4214789