US4140090 Precombustion chamber, stratified charge internal combustion engine system using a highly combustible gas in the precombustion chamber
Cited prior art · John E. Lindberg · OWEN WICKERSHAM AND ERICKSON PC · United States · 1979
position illustrated in FIG. 3A. In this gas around the respective electrodes 71 and 73, and condition of operation the electrical conductance be these gases are conducted to the individual