Fuel injector low mass valve body

Fluid sprinkling – spraying – and diffusing – Distributor having thermal expansion joint – differentially...

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239132, 2395851, 239DIG19, F02M 5304

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active

053482298

ABSTRACT:
A composite valve body of a fuel injector comprises a dead air space for improving hot fuel handling performance. This space is cooperatively defined by a circumferential groove in the O.D. of a metal valve body and a nylon sleeve that is pressed onto the metal valve body to enclose the groove.

REFERENCES:
patent: 4266729 (1981-05-01), Kulke et al.
patent: 4296887 (1981-10-01), Hofmann
patent: 4502196 (1985-03-01), Kupper et al.
patent: 4589596 (1986-05-01), Stumpp et al.
patent: 4817873 (1989-04-01), McKay
patent: 4925111 (1990-05-01), Foertsch et al.

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