Apparatus for facilitating the filling of spray devices

Details Apparatus for facilitating the filling of spray devices Apparatus for facilitating the filling of spray devices

1989-01-26

1990-07-31

Shaver, Kevin P.

Dispensing

With discharge assistant

With movable nozzle interconnected therewith

141 3, 141 20, 222385, B05B 1100

Patent

active

049444328

ABSTRACT:
An apparatus for facilitating the filling of a spray device, the spray device being constituted by a receptacle and an extraction and projection pump mounted on the receptacle. The pump is of the precompression type and includes a valve member (8) having a pin (9) which is held pressed against a seat (7) by a spring (10) whose characteristics determine the degree of precompression. The seat is formed around the axis of the delivery piston (4) of the pump, and wherein breakable or deformable projections (15) are formed on the valve member suitable for holding the valve open so long as said projections are not destroyed or deformed.

REFERENCES:
patent: 4025046 (1977-05-01), Boris
patent: 4089442 (1978-05-01), Hafele et al.
patent: 4122982 (1978-10-01), Giuffredi
patent: 4173297 (1979-11-01), Pettersen
patent: 4389003 (1983-06-01), Meshberg

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