Bizarre Patents
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 |
| 6161716 | Closure with a pressure compensation valve for a liquid container The closure has a bung-type socket (10) of soft elastic material with a flange-like outer bearing portion (12), a circumferential sealing portion (16) sealingly receiving the rim of the hole, and a circumferential snap-action portion (18) engaging the ins... | 12/19/2000 |
| 6065631 | Closure with pressure compensating valve for a liquid container The closure has a bung-type socket (10) of elastic material which fits sealingly into the filling hole and is provided with a central orifice (18). The valve element (20) of the pressure-compensating valve occupies in the central orifice a clearly defined... | 05/23/2000 |
| 4445551 | Quick-disconnect coupling and valve assembly This invention provides for a quick-disconnect coupling and valve assembly which consists of a single-service coupling and valve assembly and a connector for cooperating therewith. The single-service coupling and valve assembly is comprised of two main pa... | 05/01/1984 |
| 4441622 | Threaded port and plug having access apertures A molded, threaded port and plug may be produced in a container top in which a threaded port is defined at least in part by an inwardly projecting sleeve from the container top having first lateral aperture means, a plug threadedly mounted in the sleeve h... | 04/10/1984 |
| 4137955 | Tamperproof shipping valve A disposable tamperproof shipping valve for containers of fluids, especially those under pressure. The valve of unitary, one-piece construction incorporates a tamperproof, hermetic seal and includes a means for opening a check valve in an external dispens... | 02/06/1979 |
| 3939860 | Closure units for containers A double-valved closure for a container, particularly a beer container, comprises a cup assembly for insertion into the opening of the container and includes a tubular component of plastics material having legs between which a reaction ring can be sprung ... | 02/24/1976 |
