Rechargeable device for spraying a fluid

A rechargeable device for spraying a fluid, comprising:

• an actuator head, said actuator head including an actuator member that is movable between a predetermined high position and a predetermined low position and displacing means for displacing said actuator member between said high position and said low position;
• a removable tank adapted to contain said fluid, said tank including a neck;
• a pump engaged in said neck, said pump having a hollow pump body which defines a cylindrical pump chamber adapted to be filled with said fluid and in which a piston is adapted to slide, the piston being extended axially towards the outside of the pump body by a hollow actuator rod through which said fluid can leave the pump, said pump chamber being in fluid communication with said tank;
• a pushbutton fitted with a lateral outlet nozzle and fixed to the actuator rod of the pump, said actuator member being adapted to press against said pushbutton to actuate the pump;
• wherein the neck of the tank includes a removable plug on which the pump is fixed, the plug including angular positioning means for positioning said lateral nozzle angularly relative to the actuator head, and accurate axial positioning means for position in the pump at a determined distance from said displacing means, and wherein the pump body is sealingly engaged in the neck of the tank to establish said communication with said fluid contained in the tank and wherein said pump operates with intake of air, and includes a lateral air intake orifice, the neck of the tank including a central duct which is fitted with a dip tube that extends into the tank, the pump body being sealingly engaged in said central duct, and the neck also includes an air intake passage formed beside the central duct and causing the air intake orifice of the pump to communicate with the inside of the tank, and in which the air intake passage is provided with a frangible closure element which closes air intake passage prior to said plug being installed, which is broken while the plug is being installed on the neck.

A rechargeable device for spraying a fluid, comprising:

• an actuator head, said actuator head including an actuator member that is movable between a predetermined high position and a predetermined low position and displacing means for displacing said actuator member between said high position and said low position;
• a removable tank adapted to contain said fluid, said tank including a neck;
• a pump engaged in said neck, said pump having a hollow pump body which defines a cylindrical pump chamber adapted to be filled with said fluid and in which a piston is adapted to slide, the piston being extended axially towards the outside of the pump body by a hollow actuator rod through which said fluid can leave the pump, said pump chamber being in fluid communication with said tank;
• a pushbutton fitted with a lateral outlet nozzle and fixed to the actuator rod of the pump, said actuator member being adapted to press against said pushbutton to actuate the pump;
• wherein the neck of the tank includes a removable plug on which the pump is fixed, the plug including angular positioning means for positioning said lateral nozzle angularly relative to the actuator head, and accurate axial positioning means for positioning the pump at a determined distance from said displacing means, and wherein the pump body is sealingly engaged in the neck of the tank to establish said communication with said fluid contained in the tank and wherein said pump operates with intake of air, and includes a lateral air intake orifice, the neck of the tank including a central duct which is fitted with a dip tube that extends into the tank, the pump body being sealingly engaged in said central duct, and the neck also includes an air intake passage formed beside the central duct and causing the air intake orifice of the pump to communicate with the inside of the tank, and in which the neck includes a ring that is snap-fastened in non-reversible manner in said neck, and said ring includes said central duct and said air intake passage.

A rechargeable device for spraying a fluid, comprising:

• an actuator head, said actuator head including an actuator member that is movable between a predetermined high position and a predetermined low position and displacing means for displacing said actuator member between said high position and said low position;
• a removable tank adapted to contain said fluid, said tank including a neck;
• a pump engaged in said neck, said pump having a hollow pump body which defines a cylindrical pump chamber adapted to be filled with said fluid and in which a piston is adapted to slide, the piston being extended axially towards the outside of the pump body by a hollow actuator rod through which said fluid can leave the pump, said pump chamber being in fluid communication with said tank;
• a pushbutton fitted with a lateral outlet nozzle and fixed to the actuator rod of the pump, said actuator member being adapted to press against said pushbutton to actuate the pump;
• wherein the neck of the tank includes a removable plug on which the pump is fixed, plug is being fixed in a ring engaged in the neck of the tank, the neck has an inside surface that is slightly flared, becoming larger towards the outside of the tank, and the ring has a complementary tapering surface that rests against the flared inside surface of the neck to damp vibration, the plug including angular positioning means for positioning said lateral nozzle angularly relative to the actuator head, and accurate axial positioning means for positioning the pump at a determined distance from said displacing means, and wherein the pump body is sealingly engaged in the neck of the tank to establish said communication with said fluid contained in the tank.

A rechargeable device for spraying a fluid, comprising:

• an actuator head, said actuator head including an actuator member that is movable between a predetermined high position and a predetermined low position and displacing means for displacing said actuator member between said high position and said low position;
• a removable tank adapted to contain said fluid, said tank including a neck;
• a pump engaged in said neck, said pump having a hollow pump body which defines a cylindrical pump chamber adapted to be filled with said fluid and in which a piston is adapted to slide, the piston being extended axially towards the outside of the pump body by a hollow actuator rod through which said fluid can leave the pump, said pump chamber being in fluid communication with said tank;
• a pushbutton fitted with a lateral outlet nozzle and fixed to the actuator rod of the pump, said actuator member being adapted to press against said pushbutton to actuate the pump;
• wherein the neck of the tank includes a removable plug on which the pump is fixed, the plug including angular positioning means for positioning said lateral nozzle angularly relative to the actuator head, and accurate axial positioning means for positioning the pump at a determined distance from said displacing means, and wherein the pump body is sealingly engaged in the neck of the tank to establish said communication with said fluid contained in the tank, and in which the plug includes a first portion close to the tank and having an outside shape which is circularly symmetrical about the axis of the actuator member, and a second portion at a distance from the tank and having an outside shape which is not circularly symmetrical, the head including a latching wall substantially perpendicular to the axis of the actuator member, said latching wall having a recess of a shape that is substantially complementary to the outside shape of the first portion of the plug, said recess being centered relative to the actuator member of the actuator head, the pushbutton is engaged in removable manner on the actuator member when the plug is axially engaged in said recess, and the plug is locked on said latching wall by rotating the tank and the plug about the axis of the actuator member, the tank further including a loop close to the actuator head and extending radially relative to the axis of the actuator member, and said actuator head including a hook extending orthogonally to a radius so as to hook onto the loop at the end of said rotary movement of the tank and the plug.

A rechargeable device for spraying a fluid, comprising:

• an actuator head, said actuator head including an actuator member that is movable between a predetermined high position and a predetermined low position and displacing means for displacing said actuator member between said high position and said low position;
• a removable tank adapted to contain said fluid, said tank including a neck;
• a pump engaged in said neck, said pump having a hollow pump body which defines a cylindrical pump chamber adapted to be filled with said fluid and in which a piston is adapted to slide, the piston being extended axially towards the outside of the pump body by a hollow actuator rod through which said fluid can leave the pump, said pump chamber being in fluid communication with said tank;
• a pushbutton fitted with a lateral outlet nozzle and fixed to the actuator rod of the pump, said actuator member being adapted to press against said pushbutton to actuate the pump;
• wherein the neck of the tank includes a plug on which the pump is fixed, the plug including angular positioning means for positioning said lateral nozzle angularly relative to the actuator head, wherein said angular positioning means on said plug includes a notch for passing the lateral nozzle of the pump-actuating push-button and for guiding said lateral nozzle in a vertical plane, and accurate axial positioning means for positioning the pump at a determined distance from said displacing means, and wherein the pump body is sealingly engaged in the neck of the tank to establish said communication with said fluid contained in the tank.