A pump dispenser is used on containers of liquids to help dispensing. They might be used on bottles, jars, or tubes. Often the contents are viscous liquids such as creams and lotions.^[1] Some are metered to provide uniform usage. Some mix contents from two or more sources prior to dispensing.

Typical products

Functioning

Several types of pumps and dispensing systems have been developed.^[2] ^[3] ^[4] ^[5] Some of the pumps are similar to those of spray bottles.

Examples

Pump on toothpaste tube
Jar of skin cream with dispenser
Soap dispenser
Assembly of pump for lotions

References

^ Teoman, Baran (2023), "Analysis of complex fluid discharge from consumer dispensing bottles using rheology and flow visualizationT", Applied Rheology, 33 (1): 19–29
^ US 6341717, Auer, Günter, "Metering pump dispenser with at least two metering pumps", published 2002-01-29, assigned to Megaplast GmBH
^ US 5740947, Flaig, Raymond Michael; Turbett, James Lynn & Bertolini, Peter, "Dual compartment pump dispenser", published 1998-04-21, assigned to Chesebrough-Pond's USA Co.
^ US 5875936, Turbett, James Lynn & Iaia, Mark John, "Refillable pump dispenser and refill cartridge", published 1999-03-02, assigned to Chesebrough-Pond's USA Co.
^ EP 0048420, Wiegner, Georg & Geneschen, Peter, "Dispenser", published 1984-02-15, assigned to Henkel KGaA

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Category: Packaging

Typical products

Functioning

Examples

See also

Further reading

Standards, ASTM International

References