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U.S. Department of Energy
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Fuel pipe device for motor vehicles and process for producing same

Patent ·
OSTI ID:5935138

A fuel pipe device is described for injectors of a motor vehicle having a return passage for an excessive fuel, the fuel pipe device comprising: a U-shaped fuel feed main body having first and second straight tubular portions, a plurality of outwardly open tubular projections being provided at the first straight tubular portion, each of the outwardly open tubular projections being connected to each of the injectors; a U-shaped fuel return pipe main body having a pair of straight tubular portions; and a fuel supply regulator directly connecting the second straight tubular portion and one of the pair of straight tubular portions in a manner such that all the straight tubular portions extend toward a same direction, wherein the fuel supply regulator is adapted to work in response to the fluctuation in the pressure within the fuel feed main body.

Assignee:
Showa Aluminum Corp., Osaka
Patent Number(s):
US 4809743
OSTI ID:
5935138
Country of Publication:
United States
Language:
English