Fuel injection pump

Details Fuel injection pump Fuel injection pump

2008-07-08

2008-07-08

Gimie, Mahmoud (Department: 3747)

Internal-combustion engines

Charge forming device

With fuel pump

C123S446000

Reexamination Certificate

active

11714589

ABSTRACT:
The invention provides a fuel injection pump comprising a pump housing and a pumping arrangement associated therewith, wherein the pumping arrangement includes a pumping plunger and a plunger drive arrangement, the pumping plunger having a first end reciprocably received within a plunger bore provided in the pump housing and a second end coupled to the plunger drive arrangement. A biasing spring is provided having first and second spring ends, the first spring end coupled to a spring plate member associated with the pump housing and the second spring end coupled the plunger drive arrangement. The pump housing includes first and second portions aligned on a common axis, the upper portion including a further bore in which at least an upper portion of a locking pin is receivable and wherein the spring plate member defines support means for supporting a lower end portion of the locking pin.

REFERENCES:
patent: 4721442 (1988-01-01), Tanaka
patent: 5171133 (1992-12-01), Thomas
patent: 6619186 (2003-09-01), Duquette et al.
patent: 19719265 (1998-11-01), None
patent: 10140420 (2003-03-01), None
patent: 0285194 (1988-10-01), None
patent: 2170558 (1986-08-01), None
patent: 2198793 (1988-06-01), None

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