A powertrain control system (10) is provided that includes an engine (12) having multiple cylinders (14). A controller (24) selectively activates the cylinders (14) to provide a cylinder combination having a desired power displacement. In one example power...

In an exhaust gas heat exchanger system of a combustion engine, having a bypass duct 9 and a heat exchanger duct 5 with a heat exchanger 7, a valve 10 is controlled by a method comprising the following steps: First, it is determined that heat is to be tran...

A hydrocarbon adsorbing device capable or adsorbing or absorbing and subsequently releasing hydrocarbons in the induction system of a motor vehicle. In one embodiment, the hydrocarbon adsorbing device includes an inner cylinder of hydrocarbon adsorbing mat...

A plasma fuel refomier comprises an electrode assembly and a cap. The cap defines an interior region. At least a portion of the electrode assembly is positioned in the interior region.

The present invention involves using a melt-blowing process to make a filter medium defining pores having a pore size of between 3 and 12 microns. The filter medium is made of a thermoplastic polymer and is adapted for use in an internal combustion engine ...

An exhaust processor (10) has an exhaust tube (18) and a cover (46) mounted for rotation at least partially around the exhaust tube (18) to adjust the tuning frequency of the exhaust processor (10). A method of operating the exhaust processor (10) is also ...

The construction group includes an induction manifold, an exhaust manifold, a heat exchanger channel (12) and a bypass channel, these channels being in parallel between the induction manifold and the exhaust manifold and sealed to them. The heat exchanger ...

A module (20) consisting of a shock absorber and an air spring is provided with a control for avoiding an undesirably high temperature within the air spring. In particular, a temperature responsive valve (42) is mounted on the air spring, and is operative ...