Fuel pump plunger

Details Fuel pump plunger Fuel pump plunger

1977-11-25

1979-08-07

Croyle, Carlton R.

Pumps

Expansible chamber type

Pumping member position controlled port

123139AD, F04B 704, F02M 5926

Patent

active

041636341

ABSTRACT:
A fuel pump plunger in an injection pump is formed with a shallow groove circumscribed about the periphery between the scroll edge and the pumping end to level off pressure peaks in the injected fuel and to retard timing during deceleration of an engine due to an imposed load.

REFERENCES:
patent: 2535535 (1950-12-01), Fleck
patent: 2565681 (1951-08-01), Fleck et al.
patent: 2638053 (1953-05-01), Nicolls
patent: 2696786 (1954-12-01), Fleck et al.
patent: 2713310 (1955-07-01), Muraszew

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