About 67 results
https://drivepatents.com/patents/1106286 · 6 Mar 2002
A proton exchange membrane fuel cell comprising a proton transmissive membrane, a catalytic anode layer on one face of the membrane, a catalytic cathode layer on the other face of the membrane, and a gas distribution layer on each of the cathode and anode ...
https://drivepatents.com/patents/1106438 · 27 Feb 2002
A thermal management system for an electrochemical engine (16) in a vehicle comprises a coolant pump (64) and a radiator (66). The radiator is oriented substantially parallel to a plane defined by longitudinal and lateral vehicle axes and defined by an inl...
https://drivepatents.com/patents/1106754 · 6 Feb 2002
An adaptive same-ignition-cycle passive method is disclosed for the real-time detection and compensation of fuel volatility (or equivalently, the fuel driveability index, DI) during cold start of a multi-cylinder engine. The method detects a signature of f...
https://drivepatents.com/patents/1108928 · 31 Oct 2001
A torque transmitting mechanism (10) has a hydraulically actuated piston (22) that is slidably disposed in a cavity (20). An apply chamber (32), formed by the piston (22) and cavity (20), is filled with hydraulic fluid when the torque transmitting mechanis...
https://drivepatents.com/patents/1109862 · 26 Sep 2001
An improved individual cylinder fuel control method based on sampled readings of a single oxygen sensor responsive to the combined exhaust gas flow of several engine cylinders. A model-based observer is used to reproduce the imbalances of the different cyl...
https://drivepatents.com/patents/1110082 · 19 Sep 2001
A method is disclosed for detecting misfire or partial burn and for controlling spark retard in the cylinders of an internal combustion engine operated under the control of a microprocessor and utilizing signals indicative of the pressure in said cylinder ...
https://drivepatents.com/patents/1111113 · 8 Aug 2001
A method of operating a combustor (34) to heat a fuel processor (2) in a fuel cell system, in which the fuel processor generates a hydrogen-rich stream a portion of which is consumed in a fuel cell stack (22) and a portion of which (26) is discharged from ...
https://drivepatents.com/patents/1111606 · 18 Jul 2001
A method and apparatus for refueling a vehicle powered by an electrochemical engine comprises a fuel fill pocket accessible to the exterior of the vehicle and having an interior end with an opening to a hydrogen refueling line. The hydrogen refueling line ...
https://drivepatents.com/patents/1111549 · 18 Jul 2001
An internal combustion engine comprises a siamese engine block having cylinders defined by cylinder walls arranged in series with adjoining cylinders sharing a common wall. The engine block has a coolant jacket defined by a coolant jacket wall radially pos...
https://drivepatents.com/patents/1111712 · 11 Jul 2001
An electrochemical engine for a vehicle comprises a storage tank containing hydrogen-retention material which reversibly takes-up and stores hydrogen at a hydrogen-storage temperature and releases it upon heating to a release temperature. A fuel cell stack...