Fluid sprinkling – spraying – and diffusing – Including valve means in flow line – Reciprocating
Patent
1979-05-03
1981-01-20
Saifer, Robert W.
Fluid sprinkling, spraying, and diffusing
Including valve means in flow line
Reciprocating
251141, F16K 3106
Patent
active
042457890
ABSTRACT:
In an electromagnetic fuel injector at least one and preferably the physically softer one of the opposed working air gap surface of the pole piece and armature of the injector solenoid assembly has a roughened surface texture thereon with an average surface roughness rating value of the order of 16 to 32 microinches.
REFERENCES:
patent: 1587921 (1926-06-01), Ray
patent: 3729025 (1973-04-01), Silvestrini
patent: 3737141 (1973-06-01), Zeuner
patent: 4027850 (1977-06-01), Allen
General Motors Corporation
Krein Arthur N.
Saifer Robert W.
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