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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 6526936 | Partitioned multi-channel combustor A multi-channel combustion device is provided. The device includes an inlet port, at least one radially partitioned inlet zone within the inlet port, and a plurality of circumferentially spaced combustion chambers in which deflagrative or detonative combu... | 03/04/2003 |
| 6273055 | Rotary engine A combustion engine comprised of (i) at least one compression stage, (ii) at least one combustion unit, and (iii) at least one expansion stage is described. The compression and expansion stages include tongue and groove cylindrical rotors in sealing relat... | 08/14/2001 |
| 5797366 | Toroidal internal combustion engine An internal combustion engine comprises a toroidal combustion chamber housing within which slides at least one piston. The combustion chamber housing has a circumferential longitudinal slot sealed by a ring seal to which the pistons are rigidly attached. ... | 08/25/1998 |
| 5540199 | Radial vane rotary engine A radial vane rotary engine comprises an outer housing having a inner cam surface, and an inner housing disposed within the outer housing and having a outer cam surface. There is a substantially constant radial distance between the inner and outer cam sur... | 07/30/1996 |
| 4566411 | Split cycle engine The improved split cycle engine comprises a compression unit 1 mechanically connected to an expansion unit 3 via shaft 2 and to a load via a coupling or centrifugal clutch 5, and a second compression unit 7 which is mechanically connected by shaft 9 to a ... | 01/28/1986 |
| 3993029 | Method of operating a compound supercharged rotary piston engine A compound supercharged rotary piston engine device in which a rotary piston compressor is interposed between a pair of rotary piston engines to form a unit. A single shaft extends through the unit and has coaxial eccentrics for the engines and an eccentr... | 11/23/1976 |
| 3989011 | Constant pressure heating vane rotary engine A new type of engine, which incorporates rotors each equipped with a plurality of vanes and has a volume of a portion necessary for constant pressure heating expansion turned into a volume of an air motor side, is composed by functionally combining vane r... | 11/02/1976 |
| 3989012 | Three-rotor engine This is a continuation-in-part to a previous patent application now pending entitled Two-Rotor Engine, Ser. No. 542,250. In accord with said patent pending, the present invention also involves an engine comprising a cavity of genus 1 generated by the revo... | 11/02/1976 |
| 3985110 | Two-rotor engine A multi-stroke engine for converting energy into torque is described including two rotors and a housing along surfaces of revolution of genus 1 about same axis. In the preferred configuration a cavity of revolution is used, generated by the revolution of ... | 10/12/1976 |
| 3970050 | Two-stage rotary engines A pair of sealed engine rotors are connected by links and cranks to a single shaft for simultaneous operation one-quarter turn out of phase. The use of internal gears and eccentrics for driving the two rotors is avoided. The expanding charge in the chambe... | 07/20/1976 |
| 3945345 | Rotary internal combustion engine and a method of operating the same A seven-phase rotary internal combustion engine for carrying out intake, compression-ignition, power or primary expansion, transfer, scavenging, afterburning or secondary expansion, and exhaust phases, has an intake port, a second intake or scavenging air... | 03/23/1976 |
