Flame glow plug for a diesel engine

Details Flame glow plug for a diesel engine Flame glow plug for a diesel engine

1996-02-05

1997-09-09

McMahon, Marguerite

Internal-combustion engines

Charge forming device

Heating of combustible mixture

123550, 12317921, F02N 17047, F02M 3100, F02P 1904, F23Q 700

Patent

active

056645473

ABSTRACT:
In a flame glow plug for a Diesel engine with an insert structure mounted on the plug body for the supply of fuel thereto, wherein the plug body includes in a vaporizing tube, a heating rod arranged in spaced relationship to the vaporizing tube such that an annular gap remains in which a vaporizing sieve is disposed and the heating rod extends axially beyond the vaporizing tube and is protected there by a flame tube firmly mounted on the plug and projecting into the intake airflow path when the glow plug is installed in an engine, the flame tube has circumferentially spaced air inlet openings and the vaporizing tube extends to the air inlet openings of the flame tube, the vaporizing tube further has a collar forming a narrow annular gap around the heating rod for supporting the vaporizing sieve and preventing flame backflashing through the gap and at least one row of openings arranged circumferentially below the collar.

REFERENCES:
patent: 5040497 (1991-08-01), Dingle
patent: 5130517 (1992-07-01), Schmid et al.
patent: 5182437 (1993-01-01), Schmid et al.
patent: 5216990 (1993-06-01), Moosmann et al.

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