Preheating plug for Diesel internal combustion engine has liner with heating element at one end and connector cap at other

摘要

The preheating plug for a Diesel internal combustion engine has a cylindrical housing (10) with an exterior M8 thread (13) and a cylindrical liner (20) in a bore (16) at one end of the housing. A heater (30) is positioned in the liner. A rod forming a hub is placed in the bore at the other end from the heater. A metal joint cap (50) has a tubular connector (51) connected to the heater. Claims include a method of making the preheating plug.