Ignition system for internal combustion engine
Cap for a high-tension cable terminal for use in an automobile engine
Plug cap for ignition plug
Four stroke engine having blow-by ventilation system and lubrication system Patent #: 6591819
ApplicationNo. 10376132 filed on 02/28/2003
US Classes:123/169PA, Tubes and attachments123/143C, Insulated casing enclosing wires leading to plugs, distributor, etc.439/125HAVING SPARK OR GLOW PLUG COVER
ExaminersPrimary: Argenbright, Tony M.
Attorney, Agent or Firm
Foreign Patent References
AbstractDisclosed is an engine of a personal watercraft capable of preventing water ingress into a penetrating hole for attaching an ignition plug. The engine comprises a cylinder head, a cylinder head cover provided over the cylinder head, an ignition plug attached to the cylinder head, a penetrating hole formed to extend from an upper surface of the cylinder head cover to a lower surface of the cylinder head, for accommodating and attaching the ignition plug inside thereof, a connecting member connected to an upper end of the ignition plug and located inside the penetrating hole, for connecting a power supply to the ignition plug that activates the ignition plug, a closing member for creating a seal between the connecting member and the penetrating hole, and an air hole formed to extend obliquely downward from the penetrating hole so as to communicate with an outside of the cylinder head.