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 |
| 7753013 | Variable compression ratio control method for variable compression ratio engine, and variable compression ratio engine A variable compression ratio engine. The engine includes a piston disposed in a cylinder bore and constituting a combustion chamber, a variable compression ratio mechanism connected to the piston and causing a top dead center position of the piston to vary, an actua... | 07/13/2010 |
| 7597071 | Apparatus and method for establishing dual compression ratios within an internal combustion engine to improve mileage An apparatus and method for establishing two operating compression ratios in an internal combustion engine resulting in improved mileage and including the provision of a fuel additive vapor for reducing a required temperature for compression. ... | 10/06/2009 |
| 7578269 | Adjusting apparatus particularly for an internal combustion engine In an adjusting apparatus, particularly for an internal combustion engine having cylinders arranged in an engine block, with a crankshaft and with pistons movably disposed in the cylinders, the adjusting apparatus includes a pick-up which causes an adjustment of an ... | 08/25/2009 |
| 7412958 | Internal combustion engine A piston-crank mechanism links crankpins of a crankshaft with piston pins of pistons by using a plurality of links. The piston-crank mechanism allows an upward inertia force produced near a top dead center of each piston to be smaller than a downward inertia force p... | 08/19/2008 |
| 7392781 | Crankshaft of piston crank mechanism A crankshaft mechanism is disclosed that takes advantage of component makeup and orientation to cancel out inertial force. A crankshaft of the crankshaft mechanism includes at least one counterweight that is arranged in combination with the rest of the mechanism to ... | 07/01/2008 |
| 7360513 | Internal combustion engine that uses a variable compression ratio device A variable compression ratio mechanism that changes the compression ratio according to the rotation angle of a control shaft, wherein a stopper is provided at the highest compression ratio side for regulating the rotation of the control shaft. Then, the output detec... | 04/22/2008 |
| 7357111 | Stroke characteristic variable engine A stroke characteristic variable engine comprising a primary link connected to a piston which is slidably fitted in a cylinder, a secondary link connecting the primary link with a crankshaft and a tertiary link connected to the primary link or the secondary link at ... | 04/15/2008 |
| 7357104 | Internal combustion engine piston crank mechanism A piston crank mechanism has an upper link coupled to a piston by a piston pin, a lower link having a crankpin journal, wherein the crankpin journal is coupled to a crankpin of a crankshaft and is coupled to the upper link by an upper pin, and a control link is coup... | 04/15/2008 |
| 7350506 | Variable stroke property engine Provided is a variable stroke property engine that can prevent an increase in the resistance to the engine owing to the contact between the variable stroke piston mechanism and lubricating oil. In a variable stroke property engine equipped with a variable piston str... | 04/01/2008 |
| 7347180 | Method for operating an internal combustion engine In a method for operating an internal combustion engine having a variable compression ratio either in a compression ignition or in a spark ignition operating mode depending on the engine operating point, a higher compression ratio is provided in the compression igni... | 03/25/2008 |
| 7328682 | Efficiencies for piston engines or machines Disclosed are crankshaft, single-plate cam and beam mechanisms that provide significant improvements in performance for 2 & 4-stroke engines, compressors and pumps. These cost effective mechanisms include linkages with the new and improved use of pivoting arms that ... | 02/12/2008 |
| 7318397 | High efficiency high power internal combustion engine operating in a high compression conversion exchange cycle A piston (10), a spring (15) operatively coupled to a piston, the spring being inside (21) or outside (41) the piston, and if the spring is inside the piston, the diameter of the spring is equal to 0.7 to 0.9, and if it is outside of the ... | 01/15/2008 |
| 7318404 | Piston engine A piston engine has a crank assembly, a piston assembly, a crank case assembly and a cylinder head assembly. The crank assembly has a central axle, two counterweight blocks and a crank axle. The central axle has two connecting segments and two flanges. The flanges a... | 01/15/2008 |
| 7290508 | Lower link for piston crank mechanism of internal combustion engine A lower link for a piston crank mechanism of an internal combustion engine includes an upper section, a lower section, and a crank pin bearing section disposed between the upper section and the lower section, and mounted on a crank pin of a crank shaft. One of the u... | 11/06/2007 |
| 7290507 | Lower link for piston crank mechanism of engine A lower link for an engine piston crank mechanism includes first and second half members joined by bolts to form a crankpin bearing portion. The first half member includes a first pin boss portion to connect the lower link with a first link which is one of an upper ... | 11/06/2007 |
| 7284512 | Compression ratio variable device of internal combustion engine An internal combustion engine variable compression ratio system includes a piston inner, a piston outer that, while being fitted around the outer periphery of the piston inner, so it slides only in the axial direction, is capable of moving among low (L), high (H), a... | 10/23/2007 |
| 7278383 | Internal combustion engine with variable compression ratio and valve characteristics When controlling the valve characteristics of an intake valve and changing the compression ratio, an upper variation limit compression ratio, which is the upper limit of the variation of compression ratio, is determined according to the actual valve characteristics ... | 10/09/2007 |
| 7270482 | Sliding device A sliding device is comprised of a first sliding member which is rotatable on an axis of the first sliding member, a second sliding member which slidably supports the first member through viscous fluid and at least a pit which is formed on a surface of at least one ... | 09/18/2007 |
| 7255089 | Engine control device and control method A determination is made as to whether or not knocking is actually occurring inside a combustion chamber (5), and on the basis of the knocking detection result, a knocking-correlated parameter (octane number, alcohol concentration, compression ratio of the eng... | 08/14/2007 |
| 7228824 | Internal combustion engine having variable compression ratio selection as a function of projected engine speed A method for operating an internal combustion engine. The method includes: providing a functional relationship between time rate of change in engine speed, and compression ratio switching engine speed limit; determining time rate of change in engine speed; determini... | 06/12/2007 |
| 7228838 | Internal combustion engine An internal combustion engine includes a piston reciprocating in a cylinder; a crankshaft; and a multilink piston-crank mechanism linking the piston with the crankshaft. The multilink piston-crank mechanism includes an upper link having a first end connected with th... | 06/12/2007 |
| 7185615 | Variable stroke engine A variable stroke engine includes a connecting rod having one end thereof connected to a piston via a piston pin. A sub-rod is connected to a crankshaft via a crankpin and to the other end of the connecting rod. A control rod has one end thereof connected to the sub... | 03/06/2007 |
| 7167789 | Variable compression ratio internal combustion engine A variable compression ratio internal combustion engine is programmably configured to operate in a plurality of compression ratios. Internal combustion engines with electronically controlled engine components that include electronic valve operation are programmed to... | 01/23/2007 |
| 7163074 | Motorcycle and engine for motorcycle A motorcycle has a cylinder bore that is vertically offset from a crankshaft. A camshaft also is vertically offset from the cylinder bore. The offsets decrease the vertical dimension of the engine. An air induction system approaches a cylinder head from the rear to ... | 01/16/2007 |
| 7159542 | Internal combustion engines An internal combustion engine includes one or more pistons (4), each of which is mounted to reciprocate in a respective cylinder (2) and is pivotably connected to a connecting rod (6) which is connected to a respective crank on a crankshaft (... | 01/09/2007 |
| 7146292 | Method and a system for evaluating aging of components, and computer program product therefor A method for evaluating the aging level of a component includes measuring values of the elapsed time in operation of the component (tm,i), at least one entity (Im,i) indicative of the aging of the component, and the temperature (Tm,i... | 12/05/2006 |
| 7121360 | Hand-held power tool A hand-held power tool includes a percussion mechanism (3) arranged in the tool housing (2), and a motor (4) for driving the percussion mechanism and connected therewith by a gear unit (5), with the percussion mechanism including an eccen... | 10/17/2006 |
| 7117838 | Internal combustion engine In an internal combustion engine, a piston reciprocating in a cylinder and a crankshaft are linked with each other by a piston-crank linking mechanism. The crankshaft includes a counterweight. When the piston is located in the proximity of a bottom dead center, an o... | 10/10/2006 |
| 7043349 | Method and system for inferring exhaust temperature of a variable compression ratio engine A method for operating a variable compression ratio internal combustion engine includes the steps of determining a compression ratio operating state of the engine and inferring an exhaust temperature for the engine based at least in part on the compression ratio ope... | 05/09/2006 |
| 7036467 | Method and device for adjusting variable compression in a combustion engine A method for operating a combustion engine (10) with a variable compression ratio includes the following steps: determining a theoretical value for the compression ratio; adjusting the compression ratio to the theoretical value; and correcting the adjusted co... | 05/02/2006 |
| 7021269 | Lower link of piston crank mechanism for internal combustion engine A lower link of a double link type piston crank mechanism comprises a crank pin bearing housing portion that is adapted to receive a crank pin of a crankshaft and defines a first contour, an upper pin receiving bore portion that is adapted to receive an upper pin of... | 04/04/2006 |
| 7021254 | Engine with variably adjustable compression ratio, and methods of using same A variable compression ratio engine includes a control actuator which has a simple structure, seals well internally, and provides high reliability. In the variable compression ratio engine, a connecting rod is divided into at least two portions. A control rod is ope... | 04/04/2006 |
| 7007638 | Variable compression ratio engine A variable compression ratio engine includes a connecting rod connected to a piston, a subsidiary arm connected to a crankshaft with one end pivotally connected to an end of the connecting rod, an eccentric shaft provided at an eccentric position of a rotary shaft r... | 03/07/2006 |
| 7004120 | Opposed piston engine A four-stroke opposed piston engine includes a rotating cylinder with a circumference and an aperture defined through the circumference, first and second opposing pistons, optional first and second opposing cylindrical spacers, first and second opposing piston caps,... | 02/28/2006 |
| 6970781 | Compression ratio mode selection logic for an internal combustion engine having discrete variable compression ratio control mechanism A method and system for operating an internal combustion engine. The internal combustion engine is operable in a plurality of compression ratio operating modes. The method includes determining a relationship between a base engine threshold load where the high compre... | 11/29/2005 |
| 6952923 | Split-cycle four-stroke engine An engine has a crankshaft, rotating about a crankshaft axis of the engine. An expansion piston is slidably received within an expansion cylinder and operatively connected to the crankshaft such that the expansion piston reciprocates through an expansion stroke and ... | 10/11/2005 |
| 6948460 | Crankshaft with variable stroke A drive apparatus, particularly for an internal combustion engine, allows the compression ratio to be changed while operating. A piston is slidably carried in a cylinder. The piston rod engages a power gear via an eccentric link. The power gear rotates around a rim ... | 09/27/2005 |
| 6920847 | Reciprocating engine with a variable compression ratio mechanism A reciprocating engine with a variable compression ratio mechanism is disclosed. A lubrication system of the engine is improved by controlling an oil pressure according to a compression ratio setting. The lubrication system includes various combinations of control v... | 07/26/2005 |
| 6915766 | Compression ratio controlling apparatus and method for spark-ignited internal combustion engine In a compression ratio controlling apparatus and method for a spark-ignited internal combustion engine, the variable compression ratio mechanism is controlled by a compression controlling section on the basis of a detected engine speed and engine load in such a mann... | 07/12/2005 |
| 6908043 | Fuel injection device for internal combustion engines In a fuel injection system for internal combustion engines including a plurality of injection valves connected to a fuel injection line and each having a nozzle chamber, a control chamber, a valve member controlling injection openings and which is actuatable counter... | 06/21/2005 |
