Keyed dispensing cartridge system
First Claim
1. A dispensing system for dispensing cleaning product for hand washing at a faucet, comprisinga cartridge having an internal reservoir for containing hand wash cleaning product, and a pump assembly, including a nozzle having a tip through which product exits and configured in one of a plurality of any key shapes, said key shape on said tip comprising at least two different longitudinal keys positioned at different radial locations around a circumference of the nozzle, wherein one longitudinal key extends further along the axial length of the nozzle than the other keys, and starts at said tip to thereby engage the cartridge rotationally with a dispenser before the other keys when the cartridge is axially aligned with a receptacle opening, and wherein the other longitudinal keys start inwardly of said tip;
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Accused Products
Abstract
A dispensing system for dispensing cleaning product for hand washing at a faucet comprises a cartridge having an internal reservoir for containing hand wash cleaning product, a nozzle configured in one of a plurality of key shapes, and a dispenser having a receptacle opening adapted to receive and engage the nozzle of the cartridge when the receptacle opening is configured in one of a plurality of key shapes corresponding to the key shape of the nozzle, the dispenser having a fluid communication passage for dispensing fluid for hand washing, whereby only cartridges and dispensers which have matched key shapes will engage each other for operative discharge of the hand wash cleaning product.
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Citations
21 Claims
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1. A dispensing system for dispensing cleaning product for hand washing at a faucet, comprising
a cartridge having an internal reservoir for containing hand wash cleaning product, and a pump assembly, including a nozzle having a tip through which product exits and configured in one of a plurality of any key shapes, said key shape on said tip comprising at least two different longitudinal keys positioned at different radial locations around a circumference of the nozzle, wherein one longitudinal key extends further along the axial length of the nozzle than the other keys, and starts at said tip to thereby engage the cartridge rotationally with a dispenser before the other keys when the cartridge is axially aligned with a receptacle opening, and wherein the other longitudinal keys start inwardly of said tip; - and
a dispenser having a block with a receptacle opening adapted to axially receive and engage the nozzle of the cartridge when the receptacle opening is configured in one of a plurality of key shapes corresponding to the key shape of the nozzle, the dispenser having a fluid communication passage for dispensing fluid for hand washing, whereby only cartridges and dispensers which have matched key shapes will engage each other for operative discharge of the hand wash cleaning product. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A cartridge for use in a dispensing system for fluid product, comprising
an internal reservoir for containing fluid product, and a pump assembly, including a nozzle having a tip through which product exits and configured in one of a plurality of key shapes, said key shape on said tip comprising at least two different different longitudinal keys positioned at different radial locations around a circumference of the nozzle wherein one longitudinal key extends further along the axial length of the nozzle than the other keys, and starts at said tip to thereby engage the cartridge rotationally with a dispenser before the other keys, which start inwardly of said tip, when the cartridge is axially aligned with a receptacle opening, said nozzle adapted to be axially received by and engage a receptacle opening in a dispenser when the receptacle opening is configured in one of a plurality of key shapes corresponding to the key shape of the nozzle.
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18. A cartridge for use in a dispensing system for fluid product, comprising
an internal reservoir for containing fluid product, and a pump assembly, including a nozzle having a tip through which product exits and having at least two different longitudinal keys on said tip positioned at different radial locations around a circumference of the nozzle having different configurations wherein one longitudinal key extends further along the axial length of the nozzle than the other keys, and starts at said tip to thereby engage a cartridge rotationally with the dispenser before the other keys, which start inwardly of said tip, when the cartridge is axially aligned with a receptacle opening, said nozzle being adapted to be axially received by and engage a receptacle opening in a dispenser when the receptacle opening is configured to have radial slots corresponding in shape to the longitudinal keys.
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20. A dispensing system for dispensing cleaning product for hand washing at a faucet, comprising
a cartridge having an internal reservoir for containing hand wash cleaning product, and a pump assembly, including a nozzle having a tip through which product exits and configured in one of a plurality of any key shapes, said key shape on said tip comprising at least two different different longitudinal keys positioned at different radial locations around a circumference of the nozzle wherein one longitudinal key extends further along the axial length of the nozzle than the other keys, and starts at said tip to thereby engage a cartridge rotationally with the dispenser before the other keys, which start inwardly of said tip, when the cartridge is axially aligned with a receptacle opening; - and
a dispenser having a block with a receptacle opening adapted to axially receive and engage the nozzle of the cartridge when the receptacle opening is configured in one of a plurality of key shapes corresponding to the key shape of the nozzle, the dispenser having a fluid communication passage for dispensing fluid for hand washing, whereby only cartridges and dispensers which have matched key shapes will engage each other for operative discharge of the hand wash cleaning product.
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21. A cartridge for use in a dispensing system for fluid product, comprising
an internal reservoir for containing fluid product, and a pump assembly, including a nozzle having a tip through which product exits and configured in one of a plurality of key shapes, said key shape on said tip comprising at least two different different longitudinal keys positioned at different radial locations around a circumference of the nozzle wherein one longitudinal key extends further along the axial length of the nozzle than the other keys, and starts at said tip to thereby engage the cartridge rotationally with a dispenser before the other keys, which start inwardly of said tip, when the cartridge is axially aligned with a receptacle opening, said nozzle adapted to be axially received by and engage a receptacle opening in a dispenser when the receptacle opening is configured in one of a plurality of key shapes corresponding to the key shape of the nozzle.
Specification