Device for spraying a fluid by means of a pump that is actuated

Details Device for spraying a fluid by means of a pump that is actuated Device for spraying a fluid by means of a pump that is actuated

1992-01-27

1994-01-11

Kashnikow, Andres

Dispensing

With discharge assistant

Motor operated

222321, 239332, 417416, B65D 8300, B05B 1100, B05B 1102

Patent

active

052773418

ABSTRACT:
A device for spraying or dispensing a fluid, the device comprising: a single-acting pump having a capacity of less than 500 .mu.l and provided with piston means actuated by a hollow push rod allowing fluid to flow therealong, said piston means sliding in a pump chamber that normally contains fluid to be sprayed or dispensed, to enable said fluid to be expelled; a pusher mounted on said push rod of the pump and communicating with said push rod to enable the fluid to escape; and rapid repetition actuator means having a moving portion for actuating the push rod repetitively; wherein the pusher is connected to said moving portion of the actuator means by a connection that does not leave play in the axial direction of the push rod.

REFERENCES:
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patent: 4967935 (1990-11-01), Celest
patent: 5014884 (1991-05-01), Wunsch
patent: 5058780 (1991-10-01), Plester et al.
patent: 5062547 (1991-11-01), Zahner et al.
patent: 5221025 (1993-06-01), Privas

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