"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7150560 | Device and method for determining total temperature for aircraft The invention relates to a device for determining total temperature for aircraft. This device is particularly useful in a probe, called a multifunction probe, for measuring several aerodynamic parameters such as, for example, the total pressure (Pt), the static pres... | 12/19/2006 |
| 6873514 | Integrated solenoid system An integrated solenoid system including a single housing containing a solenoid, a controller and one or more electrical connections. The controller includes temperature compensating means and/or voltage compensating means thereby providing predetermined, substantial... | 03/29/2005 |
| 4618091 | Apparatus for controlling the passage of a liquid An apparatus for controlling or regulating the through-flow or passage of at least one liquid, particularly for temperature regulation or control, contains at least one valve with an electrical valve drive, which is controlled by an electronic control uni... | 10/21/1986 |