http://www.freshpatents.com/Expansible-chamber-devices-dtnewntc092.php USPTO Class 092 - Expansible chamber devices en-us Wed, 21 May 2008 18:16:17 -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/cam-ring-for-an-injection-pump-dt20080515ptan20080110331.php Wed, 21 May 2008 18:16:17 -0700 The invention relates to a cam ring (2) for an injection pump for an internal combustion engine, comprising a round opening (4) for a shaft section, which can be eccentrically driven, and comprising a flattened outer section (6) against which a displacer element of the injection pump can be supported.... http://www.freshpatents.com/Engine-piston-and-manufacture-dt20080515ptan20080110335.php Wed, 21 May 2008 18:16:17 -0700 An engine piston is manufactured by assembling an outer shell, comprising a crown and tubular side wall in which a ring groove region and skirt are defined, with a plate-like mounting member and bonding them together by brazing or welding. The mounting member is located within the tubular side wall...