http://www.freshpatents.com/Rotary-expansible-chamber-devices-dtnewntc418.php USPTO Class 418 - Rotary expansible chamber devices en-us Tue, 18 Aug 2009 22:29:29 -0700 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/Continuously-variable-displacement-vane-pump-and-system-dt20090813ptan20090202375.php Tue, 18 Aug 2009 22:29:29 -0700 A traditional continuously-variable vane pump is subject to a significant energy loss as its displacement is controlled by the output pressure f the pump rather than the changing requirements of the lubrication system A vane pump (20) is provided which has an output pressure hat can be selected from a... http://www.freshpatents.com/Scroll-type-fluid-machine-dt20090813ptan20090202376.php Tue, 18 Aug 2009 22:29:29 -0700 A scroll-type fluid machine has a movable scroll (50) that forms pressure chambers (52) in between the movable scroll (50) and a fixed scroll (40) and is orbitable relative to the fixed scroll (40), a support wall (14) that is provided for the housing (10) and supports thrust load transmitted... http://www.freshpatents.com/Gerotor-and-method-of-assembling-the-same-dt20090813ptan20090202377.php Tue, 18 Aug 2009 22:29:29 -0700 A gerotor and methods for assembling the gerotor are disclosed. The gerotor includes a pump housing having a channel and a rotor positioning cavity, a pump shaft, an inner rotor, and an outer rotor. The pump shaft has central pump shaft axis and the inner rotor has a central inner...