Fluid pump

Internal-combustion engines – Charge forming device – Fuel injection system

Reexamination Certificate

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Details

C417S215000, C417S429000

Reexamination Certificate

active

07827961

ABSTRACT:
A pump is provided for pumping two or more different fluids. The pump comprises a body having a longitudinal bore and at least first and second inlets selectively communicating with and providing passage to the bore via non-return valves. A plunger is mounted for reciprocation within the bore and at least one piston is also mounted for reciprocation within the bore so as to permit at least one type of fluid to pass into the bore through one or both inlets.

REFERENCES:
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patent: 4235374 (1980-11-01), Walter et al.
patent: 4422424 (1983-12-01), Luscomb
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patent: 4951631 (1990-08-01), Eckert
patent: 4976244 (1990-12-01), Eckert
patent: 5040511 (1991-08-01), Eckert
patent: 5322418 (1994-06-01), Comer
patent: 5377636 (1995-01-01), Rix et al.
patent: 5460133 (1995-10-01), Perr et al.
patent: 5611317 (1997-03-01), Peters et al.
patent: 5876189 (1999-03-01), Lukas et al.
patent: 6267086 (2001-07-01), Dingle et al.
patent: 41 00 832 (1992-07-01), None
patent: 195 16 686 (1996-11-01), None
patent: 1 022 458 (2000-07-01), None
patent: 276026 (1928-01-01), None
European Search Report dated Mar. 26, 2008.

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