Product dispenser comprising a tappet-activated pump

Details Product dispenser comprising a tappet-activated pump Product dispenser comprising a tappet-activated pump

2007-07-17

2007-07-17

Jacyna, J. Casimer (Department: 3754)

Dispensing

With discharge assistant

With movable nozzle interconnected therewith

C222S321900

Reexamination Certificate

active

11236387

ABSTRACT:
The dispenser comprises a reservoir and a pump that is activated by a tappet, comprising a pump body that includes a tubular part with a smaller gauge than that of the reservoir, covering the piston, and an annular spacer by means of which it is tightly mounted against the inner wall of the reservoir such as to define an annular chamber for the product, which communicates with a dosage chamber located in the bottom of the reservoir.

REFERENCES:
patent: 4762475 (1988-08-01), Fuchs
patent: 5110052 (1992-05-01), Graf et al.
patent: 5284276 (1994-02-01), Cater
patent: 5469990 (1995-11-01), Wodeslavsky
patent: 6769576 (2004-08-01), Ichikawa
patent: 2002/0047027 (2002-04-01), Sogaro
patent: 2004/0035886 (2004-02-01), Cordomi
patent: 2 740 118 (1997-04-01), None
patent: WO 98/53917 (1998-12-01), None
patent: WO 02/094708 (2002-11-01), None
International Search Report, Jul. 9, 2004 (3 pages).

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