Bizarre Patents
Mouthguard made at least partially from an edible candy
A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.
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| Number | Title | Issue Date |
| 7100732 | Positive traction hydraulic drive system A hydraulic drive system includes a pair of hydraulic drive motors connected in series. Each motor includes a hydraulic circuit with a spring-biased directional control valve and a pair of check valves. The circuits are located in the end cover for each motor, and a... | 09/05/2006 |
| 7048515 | Hydraulic drive system and method using a fuel injection control unit A fuel injection control unit, including an electronic governor and a controller for an engine performs control in a governor region based on an isochronous characteristic. A working machine controller receives a delivery pressure signal P and controls a regulator s... | 05/23/2006 |
| 6301881 | Apparatus and method for diagnosis of catalyst performance A method and apparatus that converts time-resolved sensor signals into frequency domain signals using Fast Fourier Transforms and power spectral densities. A signal, as a means to assess catalyst performance such as a signal based on sensing oxygen concen... | 10/16/2001 |
| 5890365 | Internal combustion engine constant speed variable volume coupling and operation process A self-contained, hydraulically operated clutch-type coupling, allowing a minimum of two vehicular type internal combustion engines to be mounted in tandem replacing the standard single block, multi cylinder engine. Flexibility is provided to the driver b... | 04/06/1999 |
| 4274367 | Reciprocating piston beam engine In the disclosed internal combustion engine opposing identical pairs of pistons drive back and forth arm ends of a centrally pivoted beam which is symmetrical about its pivot. Torque is extracted from the beam through an eccentric mechanism which is locat... | 06/23/1981 |
| 4170876 | Method and apparatus for controlling a press plunger system A drive system for use in a press in which a pneumatic cylinder and hydraulic pressure transformer are coupled together and connected by separate valves to respective gas and hydraulic sources. The valves are controlled by position transducers arranged al... | 10/16/1979 |
| 4124980 | Multi-engine control system providing equalized torque for driving a common load An electronic control module comprising an operational amplifier used as a comparator senses the difference between the throttle settings of a master and slave engine as detected by a potentiometer associated with each engine's throttle control apparatus ... | 11/14/1978 |
| 4123910 | Air drive assist A combination automotive power system wherein a compressed-air motor supplements the primary gasoline-fueled internal combustion engine. Employs a common driveshaft and includes an air compressor powered by the primary gasoline engine, and a compressed-ai... | 11/07/1978 |
| 4086768 | Driving and controlling unit A hydraulically driving and controlling - unit comprises a power plant which drives a fluid flow producing device for the separate production and supply of pairs of flows of hydraulic fluid under pressure. The unit supplies at least one pair of flows to a... | 05/02/1978 |
