Pumping system, replacement kit including piston and/or...

Details Pumping system, replacement kit including piston and/or... Pumping system, replacement kit including piston and/or...

2007-10-23

2007-10-23

Freay, Charles G (Department: 3746)

Pumps

Processes

C417S399000, C417S403000, C092S169100, C092S172000

Reexamination Certificate

active

10162747

ABSTRACT:
A pumping system including a pump is disclosed. The pump includes a replacement piston and a replacement cylinder associated with the replacement piston. The replacement piston has a cross sectional area smaller than a cross sectional area of an original piston of the pump.

REFERENCES:
patent: 1961942 (1934-06-01), Pack
patent: 2154529 (1939-04-01), Raymond
patent: 2163436 (1939-06-01), Raymond et al.
patent: 3010404 (1961-11-01), Anderson
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patent: 5390634 (1995-02-01), Walters et al.
patent: 5567122 (1996-10-01), Schulte
patent: 5626467 (1997-05-01), Cantley
patent: 5662023 (1997-09-01), Carson et al.
patent: 6503066 (2003-01-01), Cantley
patent: 003105900 (1982-09-01), None
patent: 3219416 (1983-02-01), None
patent: 0034657 (1981-09-01), None
patent: 1503648 (1978-03-01), None
patent: 2096707 (1982-10-01), None
Kristal et al., PUMPS, 1953, McGraw-Hill, p. 248.
“New Generation Injection Pumps,” Black, Sivalls & Bryson (Canada) Limited.
PCT Search Report (mailing date of Oct. 6, 2003) from European Patent Office citing the documents listed above.

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