Head of a fluid dispensing device, provided with elastic...

Details Head of a fluid dispensing device, provided with elastic... Head of a fluid dispensing device, provided with elastic...

2011-08-16

2011-08-16

Shaver, Kevin P (Department: 3754)

Dispensing

With discharge assistant

With movable nozzle interconnected therewith

C222S340000, C222S383100, C251S237000

Reexamination Certificate

active

07997455

ABSTRACT:
The invention relates to a fluid dispensing device with an elastic return or a biasing component that is outside the pumping chamber. When the trigger to the pump is activated the elastic return twists forming a torsion return force. The arrangement improves reliability of the pump device significantly.

REFERENCES:
patent: 4159067 (1979-06-01), Akers
patent: 5211315 (1993-05-01), Geier
patent: 5560545 (1996-10-01), Grogan et al.
patent: 0 861 692 (1998-09-01), None
patent: 1 500 436 (2005-01-01), None
patent: WO 00/33969 (2000-06-01), None
patent: WO 2006/073307 (2006-07-01), None
European Search Report for European Patent Application No. EP 07 42 5272 dated Feb. 26, 2008.

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