Trigger pump sprayer

Details Trigger pump sprayer Trigger pump sprayer

1983-06-13

1985-07-09

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Including supply holder for material

Moving solid surface engages material to be sprayed

222383, B05B 9043

Patent

active

045277419

ABSTRACT:
The trigger sprayer comprises a body having an upper horizontally extending portion and a lower generally vertically extending portion. The body has a passageway therein extending from one end of the upper portion to the bottom of the lower portion. A cylindrical hollow and a cylindrical cavity extend into the lower body portion from the bottom thereof. An insert member is adapted to be received in the hollow and cavity, and has a passageway therethrough communicating with the body passageway, a cap coupled to the lower end of the insert member to a container of fluid. A check valve assembly is associated with the insert member to a container of fluid. A check valve assembly is associated with the insert member passageway and includes a lower check valve. At least one of the valves including an elongate valve member and a frusto-conical shaped skirt extending forwardly from the valve member. A pumping assembly is mounted to the body and communicates with the insert member passageway between the upper and lower check valves.

REFERENCES:
patent: 2912999 (1959-11-01), Kersh
patent: 2913000 (1959-11-01), Roberts
patent: 2949929 (1960-08-01), Moors et al.
patent: 3061202 (1962-10-01), Tyler
patent: 3250214 (1966-05-01), McCarty et al.
patent: 3473561 (1969-10-01), Svenson et al.
patent: 3476142 (1969-11-01), Schultz
patent: 3587940 (1971-06-01), Ellis
patent: 3626978 (1971-12-01), Hoekstra
patent: 3685739 (1972-08-01), Vanier
patent: 4234128 (1980-11-01), Quinn et al.
patent: 4307731 (1981-12-01), Kaufman
patent: 4365751 (1982-12-01), Saito et al.
patent: 4402432 (1983-09-01), Corsette

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