About 67 results
https://drivepatents.com/patents/1070110 · 15 Feb 2006
The present invention is related to a proton exchange membrane fuel cell including a membrane electrode assembly (MEA) comprising a proton transmissive membrane, a catalytic anode layer on one face of the membrane, and a catalytic cathode layer on the othe...
https://drivepatents.com/patents/1074396 · 7 Sep 2005
An optimized two-stroke internal combustion diesel engine, suitable for locomotive applications, has been developed to meet the EPA locomotive Tier 2 emission standards. To achieve a low emission target below the EPA Tier 2 standards for NO x (5.5 g/bhp-hr...
https://drivepatents.com/patents/1074385 · 7 Sep 2005
An improvement to a diesel engine cylinder head, wherein the improvement comprises any of: a by-pass opening formed in partition walls thereof; a spine density of less than about five spines per square inch; spacing an inner chamber wall surface thereof wi...
https://drivepatents.com/patents/1074382 · 7 Sep 2005
A charge air cooler is composed of a framed heat exchange core which is sealably attached in a selectively removable manner with any suitably shaped inlet and outlet ducts, and is, at the other sides thereof provided with cover panels which collectively ne...
https://drivepatents.com/patents/1075161 · 10 Aug 2005
A large-bore (at least 180 mm diameter) diesel engine cylinder configuration featuring a piston crown bowl having an acute re-entrant angle and, optionally, an anti-polish ring. The acute re-entrant angle crown bowl involves a maximum radius of the crown b...
https://drivepatents.com/patents/1076897 · 15 Jun 2005
A cam phaser (36) is mounted on the exhaust camshaft (28) of a diesel engine and is operable to selectively advance timing of only the exhaust valves (24) relative to a nominal position. The purpose of advancing timing of the exhaust valves is to advance v...
https://drivepatents.com/patents/1077573 · 25 May 2005
An impact absorbing device for a vehicle uses a shape memory material that can be heated to repair deformation from a relatively low speed, low energy impact and its stroking force and energy absorption can be tuned by heating. The shape memory material is...
https://drivepatents.com/patents/1078440 · 20 Apr 2005
A window washer control system (10) and method administers fluid intermittently to a window based on an intermittent setting. A washer switch (28) includes a plurality of frequency settings for varying a time interval between fluid administering events. Th...
https://drivepatents.com/patents/1078972 · 30 Mar 2005
A diesel engine emission control system which optimizes fuel injection timing over a range of air temperatures, air pressures, and engine air flow rates. The emission control system includes a control module interfacing with a fuel injection timing module ...
https://drivepatents.com/patents/1079454 · 9 Mar 2005
A diesel engine intake cam profile creates two intake valve events separated by a short dwell period each engine cycle. A relatively low valve lift during an engine exhaust event allows a portion of the exhaust gas to flow into an intake manifold and mix w...