Quotables
"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 6968688 | Two-cycle hot-gas engine A two-cycle hot-gas engine comprising an expansion piston in a heatable cylinder member and a compression piston in a coolable cylinder member. The expansion piston and the compression piston are disposed along a common axis. ... | 11/29/2005 |
| 4451740 | Device for determining the power output of a turbo-group during disturbances in the electricity supply network Device for determining the power output of a turbo-group during disturbances in the electricity supply network, the working-medium pressures at the beginning and the end of all turbine-sections being utilized, from the time the disturbance breaks out, thr... | 05/29/1984 |
| 4255115 | Method and apparatus for producing a hot gas flow A method of producing a hot gas flow by combustion of preferably liquid fuels, by the following steps: (a) atomizing the liquid fuel to form fine particles; (b) further atomizing the thus generated fuel particles with the aid of combustion air supplied as atom... | 03/10/1981 |
| 4039846 | Control of a steam-heating power plant Apparatus for the control of steam-heating power plants to optimize the use of energy in producing the required steam and electrical power comprising means for sensing steam and electricity demands, means for comparing these sensed demands with the electr... | 08/02/1977 |
| 3999390 | HTGR power plant turbine-generator load control system A control system is disclosed for a high temperature gas cooled reactor power plant, wherein a steam source derives heat from the reactor coolant gas to generate superheated and reheated steam in respective superheater and reheater sections that are inclu... | 12/28/1976 |
| 3990246 | Device for converting thermal energy into mechanical energy A device for converting thermal energy into mechanical energy in a cycle process. A gaseous working medium is pushed from a hot space through a line containing a heater, regenerator and cooler through a cold space and thereafter pushed back through the sa... | 11/09/1976 |
| 3939660 | Acceleration control arrangement for turbine system, especially for HTGR power plant In a turbine system with first and second turbine stages, each having a bypass line thereacross, provision is made for utilizing only the valving of the first turbine stages to control the acceleration of the shaft driven by the turbine system from start-... | 02/24/1976 |
