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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 7668704 | Apparatus and method for compressor and turbine performance simulation A method and an apparatus for simulating the operation of a pressured air source or sink such as a compressor or a turbine for a vehicle internal combustion engine calculates momentum sources at interfaces in the compressor or the turbine. A model stores steady stat... | 02/23/2010 |
| 7454285 | Optimized flex fuel powertrain A fuel system and powertrain for a flexible fuel system vehicle utilizes a controller system to control variables in an engine and the final drive optimize operating efficiency of the vehicle while using an alcohol-gasoline blend. The controller system regulates eng... | 11/18/2008 |
| 7421981 | Modulated combined lubrication and control pressure system for two-stroke/four-stroke switching A switching mechanism capable of switching between a two-stroke operation and a four-stroke operation of an engine as desired, wherein the switching mechanism is switchable between engagement with a first cam lobe for four-stroke operation and a second cam lobe for ... | 09/09/2008 |
| 7137381 | Indirect variable valve actuation for an internal combustion engine A reciprocating piston-type internal combustion engine includes an engine cylinder, an intake port, an intake runner providing a passage through which intake gas enters the cylinder through the intake port, an intake valve for opening and closing the intake port, an... | 11/21/2006 |
| 7086280 | Aeration sensing device A system for detecting aeration in a lubricant includes a sensor having a pair of spaced apart concentric rings forming a first capacitor through which the lubricant flows and a capacitor segment forming a second capacitor with the outer ring. The capacitors are con... | 08/08/2006 |
| 7036465 | Two-stroke and four-stroke switching mechanism A switching mechanism capable of switching between a two-stroke and a four-stroke operation of an engine as desired, wherein the switching mechanism is switchable between engagement with a first cam lobe for four-stroke operation and a second cam lobe for two-stroke... | 05/02/2006 |
| 6964157 | Exhaust emission control system and method for removal and storage of vehicle exhaust gas nitrogen oxides during cold operation A system and a method for removing NOx from an internal combustion engine exhaust stream at lower temperatures, and releasing the NOx back into the exhaust stream at higher temperatures, includes an occluder with an adsorbent able to selectivel... | 11/15/2005 |
| 6883477 | Apparatus for deactivating an engine valve An apparatus for deactivating an engine valve has an accumulator sleeve slidably retained in an engine block and biased toward a lower chamber in fluid communication with an interior of the sleeve. A follower piston slides in the sleeve in contact with a lobe of a c... | 04/26/2005 |
