Manually actuated trigger sprayer

Details Manually actuated trigger sprayer Manually actuated trigger sprayer

1991-10-23

1992-05-19

Shaver, Kevin P.

Dispensing

Resilient wall

Supply container delivering to receiving chamber

222380, 222383, 239333, 239493, B65D 3700, B67D 540

Patent

active

051140527

ABSTRACT:
A dispensing device for the discharge of liquids, particularly for the spraying of the liquids employs a trigger operated bellows acting as the pump chamber. A nozzle carries the valve body of a discharge check valve for the pump chamber. The intake check valve for the pump chamber is formed as a one piece component with the pump chamber for reducing the number of parts of the trigger sprayer.

REFERENCES:
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patent: 4120429 (1978-10-01), Vignot
patent: 4182465 (1980-01-01), Bennett
patent: 4201317 (1980-05-01), Aleff
patent: 4227650 (1980-10-01), McKinney
patent: 4230277 (1980-10-01), Tada
patent: 4241854 (1980-12-01), Bennett et al.
patent: 4260079 (1981-04-01), Cary et al.
patent: 4596344 (1986-06-01), Corsette
patent: 4624413 (1986-11-01), Corsette
patent: 4691849 (1987-09-01), Tada
patent: 4732549 (1988-03-01), Schuckmann
patent: 4858788 (1989-08-01), Meckenstock

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