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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 4059374 | Device for preparing polymer articles from monomers The proposed device for producing polymer articles from monomers is characterized in that the means for preparing the polymer melt is made in the form of at least one chamber of elastic material, the height of which is several times less than its width an... | 11/22/1977 |
| 4025058 | Continuous extruder for thermosetting resins A continuous extruder for thermosetting resins comprising two screws received in a cylinder so as to rotate in opposite directions. Each of these screws is successively divided into a feed portion, a rotor portion and a discharge portion from the end of t... | 05/24/1977 |
| 3989941 | Extruder and screw therefor for effecting transverse currents in work material handled thereby A heating device having a screw rotatable within a barrel therefor, such as a part of an extruder, especially constructed to circulate and heat a granular or particulate work load of fusible material while still in its particulate condition. The essential... | 11/02/1976 |
| 3988010 | Apparatus for the continuous agglomeration of aqueous latices There is disclosed an apparatus for the continuous agglomeration of aqueous latices to provide large particles comprising a mixing zone for forming an admixture of an agglomerating solution and a latex having mixing means and a perforated member as one wa... | 10/26/1976 |
| 3964874 | Continuous reactor for viscous materials A continuous reactor for viscous materials that give off volatile matter during operation has two rows of agitation rotors mounted staggeredly and with a phase angle of 90° to each other on a parallel pair of shafts. Each of the agitation rotors consists... | 06/22/1976 |
| 3952538 | Portable self-contained apparatus for freezing liquids A portable, convenient to use, self-contained apparatus for freezing liquids, such as ice cream, without the necessity of using ice and salt. The apparatus includes a housing with a heat conductive wall therein defining a cooling chamber of generally circ... | 04/27/1976 |
| 3951386 | Uniform mixing in vessels In order to obtain uniform mixing of materials in an agitated vessel, temperature measurements are made at two regions of the vessel spaced from one another. The amount of agitation imparted to the vessel is adjusted until the two measured temperatures ar... | 04/20/1976 |
| 3949970 | Mixer As in-line mixer for fluids, comprising an elongated open-ended, hollow tube and stationarily positioned therein two or more elongated, helically twisted and interengaging strips which are tightly enclosed by the tube.... | 04/13/1976 |
| 3949971 | Pump construction An outer tubular member is adapted to be connected at one end with the wall of a pressure vessel, such as a reactor, and an inner tubular member is rigidly connected with and extends coaxially through the outer tubular member. A portion of the inner tubul... | 04/13/1976 |
| 3948354 | Lubricator for concrete pipe vibrators A vibrating system for concrete pipe-making machines incorporating a pressurized lubricating system for the bearings of the vibrator in which oil is drawn from a reservoir and pumped to the bearings and is then returned to the reservoir, the reservoir bei... | 04/06/1976 |
| 3945614 | Ice cream freezer An ice cream freezer has a sauce supplying means arranged near an ice cream forcing-out nozzle, the sauce fed by the supplying means being applyed to the ice cream to be forced out from the nozzle, thereby forcing out the ice cream with the desired sauce ... | 03/23/1976 |
| 3941356 | Method and apparatus for continuous mixing of blood plasma and additives A method and apparatus for continuous mixing of blood plasma with additives, such as alcohol, comprises an elongated cylindrical chamber with inner and outer coolant chambers disposed adjacent thereto with an intermediate product chamber containing an imp... | 03/02/1976 |
| 3930535 | Apparatus for the preparation and dispensing of soft ice-cream An apparatus for the preparation and dispensing of portions of soft ice cream comprises a storage tank and a freezing cylinder disposed below the tank and connected thereto by a replenishing duct. The freezing cylinder having a heating device and an agita... | 01/06/1976 |
