Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate
2011-06-07
2011-06-07
Datskovskiy, Michael V (Department: 2835)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
C361S679470, C361S707000, C361S709000, C361S719000, C361S623000, C165S080300, C165S104210, C363S141000, C363S143000, C363S144000
Reexamination Certificate
active
07957143
ABSTRACT:
A motor controller, which is inexpensive and has small size, is provided by reducing the size of a heat sink used in the motor controller and the number of all parts of the motor controller, wherein said motor controller includes a heat sink, a power semiconductor modules that is in close contact with the heat sink, a substrate (4) that is electrically connected to the power semiconductor module, and a fan (6) that generates the flow of external air and supplies cooling air to the heat sink, wherein said heat sink is formed by combining two kinds of heat sinks, which include a first heat sink (7) and a second heat sink (8), so as to conduct heat therebetween, and, wherein said power semiconductor module is in close contact with the second heat sink (8).
REFERENCES:
patent: 4769557 (1988-09-01), Houf et al.
patent: 5497289 (1996-03-01), Sugishima et al.
patent: 5699609 (1997-12-01), Wieloch
patent: 5774353 (1998-06-01), Wieloch
patent: 5909358 (1999-06-01), Bradt
patent: 6087800 (2000-07-01), Becker et al.
patent: 6091604 (2000-07-01), Plougsgaard et al.
patent: 6249435 (2001-06-01), Vicente et al.
patent: 6320776 (2001-11-01), Kajiura et al.
patent: 6359781 (2002-03-01), Hoss et al.
patent: 6477053 (2002-11-01), Zeidan et al.
patent: 6493227 (2002-12-01), Nielsen et al.
patent: 6621700 (2003-09-01), Roman et al.
patent: 6862182 (2005-03-01), Roman et al.
patent: 6870737 (2005-03-01), Hashimoto et al.
patent: 6891725 (2005-05-01), Derksen
patent: 6921328 (2005-07-01), Nohara et al.
patent: 6970356 (2005-11-01), Peng
patent: 7106588 (2006-09-01), Oberlin et al.
patent: 7265981 (2007-09-01), Lee
patent: 7265985 (2007-09-01), Widmayer et al.
patent: 7679886 (2010-03-01), Meier et al.
patent: 3-90449 (1991-09-01), None
patent: 05-275582 (1993-10-01), None
patent: 2004-319822 (2004-11-01), None
patent: 2004-349548 (2004-12-01), None
patent: 2005-223004 (2005-08-01), None
Chinese Office Action issued in Application No. 2007-80033034.9, dated Oct. 29, 2010.
Datskovskiy Michael V
Kabushiki Kaisha Yaskawa Denki
Sughrue & Mion, PLLC
LandOfFree
Motor controller does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Motor controller, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Motor controller will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2731568