The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 23, 1986

Filed:

Dec. 03, 1984
Applicant:
Inventor:

Charles A Detweiler, Durand, MI (US);

Assignee:

Tom McGuane Industries, Inc., Madison Heights, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137506 ; 137510 ; 1376142 ;
Abstract

For use in a turbocharger system wherein exhaust flow from the engine is caused to rotate an impeller and charge the intake of the engine with compressed air, a water injection system comprising a water reservoir, a first line connecting the reservoir to the intake from a point above the liquid in the reservoir, a second line extending from below the level of liquid in the reservoir to the intake of the impeller and a check valve in the second line. The check valve includes a valve body having an inlet and an outlet, a seat separating the inlet and the outlet, a valve member, and a spring external of the valve member and of the flow of water through the inlet, outlet and seat yielding urging the valve member into engagement with the seat. The check valve may also be utilized in a fuel system wherein a fuel pump directs fuel to electronically controlled fuel nozzles. The check valve is placed in the line between the fuel pump and the fuel nozzle.


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