http://www.freshpatents.com/Heating-systems-dtnewntc237.php USPTO Class 237 - Heating systems en-us Fri, 19 Dec 2008 00:04:20 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Heating-device-dt20081211ptan20080302879.php Fri, 19 Dec 2008 00:04:20 -0800 The present invention relates to a heating device for generating heat and electricity, and it comprises a compressor, at least one heat exchanger for heating air of a working flow leaving the compressor, a turbine where the heated air of the working flow is expanded, and a generator. The device... http://www.freshpatents.com/Motor-cooling-device-dt20081211ptan20080302880.php Fri, 19 Dec 2008 00:04:20 -0800 A static motor cooling device for a centrifugal blower or axial fan assembly is provided. The blower or fan assembly includes an electric motor, a motor housing for enclosing the electric motor, a drive shaft operably coupled to the electric motor and extending outwardly from the motor housing, and a...