Carbonaceous deposit-resistant coating for fuel injectors

Details Carbonaceous deposit-resistant coating for fuel injectors Carbonaceous deposit-resistant coating for fuel injectors

1998-12-30

2000-11-14

Weldon, Kevin

Fluid sprinkling, spraying, and diffusing

Including valve means in flow line

Reciprocating

4272496, 427577, 427490, F02M 1903, H05H 124

Patent

active

061457639

ABSTRACT:
An automotive fuel injector having a fluorine-coating amphorous hydronated carbon film coating to resist the formation of carbonaceous deposits thereon. The fluorine-coating amphorous hydronated carbon film is made in part form trifluoromethyltrimethylsilane. The coating helps the fuel injector resist coking or the growth of hard carbonaceous deposits. This reduction in coking and deposits improves the fuel economy and engine performance.

REFERENCES:
patent: 3552370 (1971-01-01), Briggs et al.
patent: 5198263 (1993-03-01), Edwin et al.
patent: 5237967 (1993-08-01), Willermet et al.
patent: 5249554 (1993-10-01), Tamor et al.
patent: 5309874 (1994-05-01), Willermet et al.
patent: 5771873 (1998-06-01), Potter et al.
S.A.E Technical Paper No. 902105 by G. T. Kalghatgi; Deposits in Gasoline Engines--A Literature Review, (1990), pp. 1-29.

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