초록 ▼

The invention is particularly directed to a trigger sprayer having structure for foaming a dispensed liquid where the structure is adapted for adjustments to vary the foam pattern of the dispensed liquid to obtain an optimum foam pattern for any particular liquid, and to the incorporation of a devic

The invention is particularly directed to a trigger sprayer having structure for foaming a dispensed liquid where the structure is adapted for adjustments to vary the foam pattern of the dispensed liquid to obtain an optimum foam pattern for any particular liquid, and to the incorporation of a device integral with the sprayer nozzle housing for sealing the opening of a foam dispensing passage of the foamer trigger sprayer.

대표청구항 ▼

[ What is claimed is:] [1.] An apparatus for dispensing a foam from a trigger sprayer, the apparatus comprising:a housing having a fluid supply passage extending therethrough, the supply passage being configured to contain a fluid spinner and communicating with a source of fluid at one end of the su

[ What is claimed is:] [1.] An apparatus for dispensing a foam from a trigger sprayer, the apparatus comprising:a housing having a fluid supply passage extending therethrough, the supply passage being configured to contain a fluid spinner and communicating with a source of fluid at one end of the supply passage and having a forward wall at an opposite end of the supply passage;a nozzle orifice extending through the forward wall, the forward wall having opposite first and second sides and the fluid supply passage communicating with the nozzle orifice on the first side of the forward wall;a fluid dispensing passage extending through the housing and communicating with the nozzle orifice on the second side of the forward wall, the dispensing passage having a longitudinal length extending from the second side of the housing wall to an opening in the housing where the fluid dispensing passage exits the housing; and,a door connected to the housing for movement of the door between a closed position where the door covers over the housing opening and an open position where the door is displaced from the housing opening, the door having at least one detent positioned on the door where it will engage a surface of the fluid dispensing passage when the door is moved to the closed position to lock the door in the closed position covering over the housing opening, and the door having a sealing projection separate from the at least one detent and positioned on the door where it will engage a surface of the fluid dispensing passage when the door is moved to the closed position to seal the fluid dispensing passage.