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| Number | Title | Issue Date |
| 7055482 | Cover for spark plug, ignition wire and boot A cover for the spark plug boot and an ignition wire connected with spark plug of an engine includes a woven fiberglass sheath surrounding the spark plug insulator and spark plug boot and having an entrance cuff formed with an inner end flap stitched to form a pocke... | 06/06/2006 |
| 6956319 | Structure of spark plug designed to provide higher wear resistance to center electrode and production method thereof A spark plug structure produces sparks between a second ground electrode and a center electrode when a porcelain insulator is stained with carbon. A wear resisting member is installed on a side wall of the center electrode for minimizing the wear of the side wall ca... | 10/18/2005 |
| 6953017 | Plug cap mount structure for engine A plug cap guide for enhancing the reliability of mounting a plug cap to a rear portion of a spark plug. The plug cap guide is formed in a hollow cylindrical shape so as to contain a plug cap therein and to have a tip end portion insertable in a plug hole. The plug ... | 10/11/2005 |
| 6810847 | Charge dissipative cover for spark plug, ignition wire and boot A charge dissipative cover for the spark plug boot and an ignition wire connected with spark plug of an engine includes a woven fiberglass sheath surrounding the spark plug insulator and spark plug boot and having an exterior coating comprising a silicone-based base... | 11/02/2004 |
| 6675760 | Cylinder head A cylinder head of an internal combustion engine is disclosed with an upwardly open spark plug tube (1), a connection thread (6) present on the end of the spark plug tube for screwing the spark plug into the cylinder head (3) and with a sleeve (2), which ... | 01/13/2004 |
| 6054402 | Mullite-zirconia engine part An improvement in a thermally insulating component for an engine part, made by sintering from ceramic materials, comprises, the thermally insulating component having a composition, consisting of a mixture of zirconium oxide in the range of about 5% to abo... | 04/25/2000 |
| 5179327 | High tension cable device A high tension cable device according to the present invention for use with an ignition system having a discharge tube for forming a series gap therein in an automobile engine or the like can eliminate a so-called creeping discharge which is likely to occ... | 01/12/1993 |
| 4756283 | Ignition lead arrangement An ignition lead arrangement comprising individual ignition leads which are constructed as flat cables which are integrated to a single molding for connection to an ignition distributor. The arrangement also comprises the necessary sockets for connection ... | 07/12/1988 |
| 4019473 | Stratified combustion type engine The present invention relates to a stratified combustion type engine comprising an engine cylinder, a main combustion chamber located above the cylinder, an injection nozzle for injecting auxiliary fuel towards the combustion chamber, and an open pre-comb... | 04/26/1977 |
