US PATENT SUBCLASS 123 / 503
.~.~ Variable ending of pumping stroke
Current as of:
June, 1999
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123 /
HD
INTERNAL-COMBUSTION ENGINES
434
DF
CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL)
{29}
495
DF
.~ With fuel pump {11}
503
.~.~ Variable ending of pumping stroke
DEFINITION
Classification: 123/503
Variable ending of pumping stroke:
(under subclass 495) Subject matter wherein the pump has a working member having constant length strokes and a control means to vary the point during the travel of the working member pumping stroke where pumping action will end.