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A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.
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| Application No. | Application Title | Issue Date |
| 20110186000 | HOLLOW POPPET VALVE AND METHOD OF MANUFACTURING THE SAME A hollow poppet valve has a stem portion provided at one end thereof with a tip portion; a cap portion; and a flared fillet portion formed between the stem portion and the cap portion, wherein at least a part of the stem portion that connects to the fillet portion is a ... | 08/04/2011 |
| 20110174259 | METHOD FOR PRODUCTION OF VALVE HEAD PORTION OF HOLLOW ENGINE VALVE AND HOLLOW ENGINE VALVE Forming of a valve head portion (1) of a hollow engine valve (V) comprising a material particularly satisfactory in heat resistance is performed by cold forging. On this occasion, the material with excellent heat resistance is worked to form a valve head portion ... | 07/21/2011 |
| 20110155087 | Electric vehicle and on-board battery charging apparatus therefor An electric vehicle and a range extender engine are shown including the controls to operate the same.... | 06/30/2011 |
| 20110030642 | INLET VALVE, INTERNAL COMBUSTION ENGINE AND TRANSPORTATION APPARATUS INCLUDING THE SAME An inlet valve includes a valve head including a valve surface located at a circumferential edge portion, and a single annular circumferential edge groove disposed radially inside and close to the valve surface in the circumferential edge portion. When intake air (an ai... | 02/10/2011 |
| 20100300417 | INTERNAL COMBUSTION ENGINE HAVING A TRANSITIONALLY SEGREGATED COMBUSTION CHAMBER A combustion chamber is provided within an internal combustion engine, the combustion chamber including a cylinder head having an internal bore with an open end and a closed end, and a piston which reciprocates within the internal bore between a TDC position near the cl... | 12/02/2010 |
| 20100180851 | PISTON ENGINE COMPRISING MEMBER TO COVER BOTTOM FACE OF VALVE HEAD OF POPPET VALVE To achieve high compression ratio and lower temperature of the exhaust poppet valve in an engine provided with a poppet valve on an extend part of a combustion chamber outside a main cylinder, disclosed is a valve cover having a cylindrical side face and upper face, an ... | 07/22/2010 |
| 20090229583 | MOTOR POPPET VALVE AND AN EGR DEVICE FOR AN INTERNAL COMBUSTION ENGINE USING THE SAME Motor control means of a motor poppet valve has initial motor torque setting means for setting the initial motor torque of an electric motor so that the initial motor torque equals a torque corresponding to a force biasing a valve element of a poppet-valve body toward a... | 09/17/2009 |
| 20090173307 | INTERNAL COMBUSTION ENGINE Disclosed is an internal combustion engine (A), which has a valve overlap period (T) during which an intake valve (1) and an exhaust valve (2) are opened, and a geometric compression ratio of 13.0 or greater. The engine (A) is designed to satisfy, at a cen... | 07/09/2009 |
| 20090151685 | VARIABLE VALVE LIFT APPARATUS A variable valve lift apparatus according to an exemplary embodiment of the present invention includes an inner body contacting an input cam, an outer body connected with a valve, a lost motion spring disposed between the inner body and the outer body for supplying rest... | 06/18/2009 |
| 20090084337 | Inlet port design to improve scavenging in overhead valve two-stroke engine (In a Two Stroke engine, there is very little opportunity for scavenging residual exhaust gas, without using impractical exhaust pipe tuning.) Our design utilises momentum air-filling of the cylinder. We use overhead poppet valves, but we have positioned the inlet valve... | 04/02/2009 |
| 20090044778 | Pressure balanced engine valves A split-cycle engine includes a crankshaft rotatable about a crankshaft axis. A compression piston is slidably received within a compression cylinder and operatively connected to the crankshaft such that the compression piston reciprocates through intake and compression... | 02/19/2009 |
| 20080230031 | DUAL INTAKE VALVE ASSEMBLY FOR INTERNAL COMBUSTION ENGINE An intake valve assembly of an internal combustion engine that includes a combustion chamber and an intake passage. The intake valve assembly comprises a primary valve provided to seal against a primary valve seat formed in an intake port, a secondary valve mounted abou... | 09/25/2008 |
| 20080178826 | Engine Valve Control System and Method A method of operating an engine including at least a cylinder and a valve controlled by an electric valve actuator, said actuator including at least a coil and an armature moveable thereto, said armature coupled to said valve, the method comprising of moving the armatur... | 07/31/2008 |
